keystone colorado weather december


The solar day over the course of December. What's the weather forecast for Keystone this week? The average minimum temperature (usually the minimum temperature is noted during the night) in Keystone in September is -1.5°C (29.3°F). This report illustrates the typical weather in Keystone, based on a statistical analysis of historical hourly weather reports and model reconstructions from 1 January 1980 to 31 December 2016. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. For reference, the year's highest daily chance of a wet day is 33% on 22 July, and its lowest chance is 11% on 23 January. Month. Check out the Keystone, CO WinterCast. Daily high temperatures increase by 5°F, from 28°F to 33°F, rarely falling below 17°F or exceeding 42°F.. Daily low temperatures increase by 4°F, from 12°F to 16°F, rarely falling below -1°F or exceeding 25°F.. For reference, on July 15, the hottest day of the year, temperatures in Keystone typically range … The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. Answer 1 of 2: Hi, My family and I are planning a visit to Mount Rushmore in early Dec. We are aware it will be cold but I was wondering about the possible road conditions due to snow. Temperature and Dew Point. Calendar overview of Months Weather Forecast. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day. There are 5 weather stations near enough to contribute to our estimation of the temperature and dew point in Keystone. Free Long Range Weather Forecast for Keystone, Colorado. Keystone leads the way by reopening Nov. 6, 2020. 5°F-15°C. In addition to snow history, you can also view the mountain's Base Depth by selecting it from the dropdown. The least humid month is June (27.1% relative humidity), and the most humid month is December (51.4%). The amount of rain/snow in September is normal with an average of 45mm (1.8in). This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. Forecast F° C° Location Keystone Keystone Keystone Weather Ahead Space is Limited, Don’t Delay. The earliest sunset is 16:39 on 6 December and the latest sunset is 10 minutes later at 16:49 on 31 December. The US average is 27.8 inches of snow per year. Before we explore Colorado skiing, month by month, let's talk about reopening dates for the 2020-2021 season. The shortest day of the month is 21 December, with 9 hours, 22 minutes of daylight and the longest day is 1 December, with 9 hours, 34 minutes of daylight. Average Weather during September in Keystone (Colorado), United States of America. The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon. The thin dotted lines are the corresponding average perceived temperatures. A wet day is one with at least 1 millimetre of liquid or liquid-equivalent precipitation. Explore mountaintop adventures, village & valley activities, and the Nordic Center. Keystone, Colorado gets 19.8 inches of rain, on average, per year. The month of December in Keystone experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 42% throughout the month. The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on December. Get the forecast for today, tonight & tomorrow's weather for Keystone, CO. Hi/Low, RealFeel®, precip, radar, & everything you need to be ready for the day, commute, and weekend! It's complicated... Daily coronavirus briefing: Biden's economic recovery plan c... New FEMA tool shows risk of weather disasters in different p... Pandemic woes for artists that rely on outdoor festivals. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. We have updated our Privacy Policy and Cookie Policy. For reference, on 4 March, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 48%, while on 18 September, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 73%. Over the course of December in Keystone, the chance of a day with only rain remains an essentially constant 0% throughout, the chance of a day with mixed snow and rain remains an essentially constant 1% throughout, and the chance of a day with only snow remains an essentially constant 12% throughout. The windiest month is April, followed by February and January. The average sliding 31-day rainfall during December in Keystone is essentially constant, remaining about 1 millimetre throughout, and rarely exceeding 4 millimetres or falling below -0 millimetres. Breckenridge plans to follow Nov. 13, with Vail close behind Nov. 20., while Beaver Creek and Crested Butte are both set to open Nov. 25. The percentage of time spent at various humidity comfort levels, categorized by dew point. On September 23, the temperature in Keystone typically ranges from 39°F to 56°F and is rarely below 31°F or above 66°F.. For reference, on July 14, the hottest day of the year, temperatures in Keystone typically range from 49°F to 70°F, while on January 28, the coldest day of the year, they range from 11°F … © 2020 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. Within 80 kilometres also contains extreme variations in elevation (2,799 metres). for Keystone, Colorado ACCUWEATHER EXCLUSIVE: 'Monster' hurricanes keep getting even stronger, analysis shows. When will the polar vortex send Arctic air? There are 5 weather stations near enough to contribute to our estimation of the temperature and dew point in Keystone. The stations contributing to this reconstruction are: Copper Mountain, Red Cliff Pass (24%, 20 kilometres, southwest); Kremmling, Mc Elroy Airfield (29%, 60 kilometres, northwest); Wilkerson Pass (22%, 73 kilometres, southeast); Boulder Municipal Airport (12%, 82 kilometres, northeast); and Rocky Mountain Metropolitan Airport (13%, 82 kilometres, northeast). 1 in 1 cm. High. For reference, on 15 July, the hottest day of the year, temperatures in Keystone typically range from 9°C to 21°C, while on 28 January, the coldest day of the year, they range from -11°C to -3°C. The topography within 3 kilometres of Keystone contains very significant variations in elevation, with a maximum elevation change of 579 metres and an average elevation above sea level of 2,925 metres. Height and quality of the snow, date of the last snowfall, today's weather, temperature, wind, visibility, state of the ski area ... all the information you are looking for to have a great day of skiing. The average daily incident shortwave solar energy in Keystone is essentially constant during December, remaining within 0.1 kWh of 2.6 kWh throughout. The number of hours during which the Sun is visible (black line). To see how much snow Keystone got last ski season or any ski season dating back to 2009/2010, click the corresponding tab. Do the roads become blocked/dangerous. The thin dotted line is the corresponding average rainfall. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day. The amount of rain in December is high … ENJOY LODGING BOOKING FLEXIBILITY. Keystone has some comfortably humid months, and dry months in the opposite season. Weather conditions with updates on temperature, humidity, wind speed, snow, pressure, etc. Tonight. For reference, on 11 January, the windiest day of the year, the daily average wind speed is 12.3 kilometres per hour, while on 1 August, the calmest day of the year, the daily average wind speed is 6.2 kilometres per hour. Keystone Weather Forecast. Average Weather in November in Keystone Colorado, United States. Celebrate the New Year with a winter escape to Keystone. Low: 12 °F. Tab over to overview or Hour by Hour for alternative views of the Keystone weather forecast. Colorado Ski Resort Reopening Dates. Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. Keystone hosts numerous festivals and free concerts throughout the winter. Enter any city, zip or place. Low. See an overview of the current Keystone weather, including high and low temperatures for the day and wind mph at the base and summit of the mountain. We report snowfall in liquid-equivalent terms. The estimated value at Keystone is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Keystone and a given station. Find what to do today, this weekend, or in January. The best time of year to visit Keystone in United States of America. This report illustrates the typical weather in Keystone, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The growing season in Keystone typically lasts for 3.6 months (111 days), from around 3 June to around 22 September, rarely starting before 15 May or after 23 June, and rarely ending before 5 September or after 11 October. Daily high temperatures decrease by 5°F, from 32°F to 27°F, rarely falling below 16°F or exceeding 43°F.. Daily low temperatures decrease by 5°F, from 16°F to 12°F, rarely falling below -1°F or exceeding 27°F.. For reference, on July 15, the hottest day of the year, temperatures in Keystone typically range … Book by 1/21 and save on lodging with rates from $129/night. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. The average sliding 31-day liquid-equivalent snowfall during December in Keystone is essentially constant, remaining about 14 millimetres throughout, and rarely exceeding 33 millimetres or falling below 3 millimetres. Visit top-rated & … Weather data is prone to errors, outages, and other defects. Average Weather in December in Keystone Colorado, United States. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. The black line is the percentage chance that a given day is within the growing season. Buy early to lock in the days you want. Average Weather on September 23 in Keystone Colorado, United States. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. Within 16 kilometres contains very significant variations in elevation (1,733 metres). The shaded overlays indicate night and civil twilight. The average hourly wind speed in Keystone is essentially constant during December, remaining within 0.3 kilometres per hour of 11.7 kilometres per hour throughout. Get Keystone weather forecast information, including temperature, snowfall and wind details at the summit and base every three hours throughout the day. We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. The month of December in Keystone is reliably fully outside of the growing season. In this report, we use a base of 10°C and a cap of 30°C. The hourly average wind direction in Keystone throughout December is predominantly from the west, with a peak proportion of 84% on 28 December. Precip. Weather Highlights Get AccuWeather alerts as they happen with our browser notifications. Mar. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. Lift Tickets. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 0°C) in the year (the calendar year in the Northern Hemisphere, or from 1 July until 30 June in the Southern Hemisphere). 5°F-15°C. The average hourly temperature, color coded into bands. Try searching for a city, zip code or point of interest. Plan you week with the help of our 10-day weather forecasts and weekend weather predictions for Keystone Resort, Colorado Scroll to the right to see Keystone weather forecasts and wind for the next seven days. Get the monthly weather forecast for Keystone, CO, including daily high/low, historical averages, to help you plan ahead. Average Weather during December in Keystone (Colorado), United States of America The average minimum temperature (usually the minimum temperature is noted during the night) in Keystone in December is -17.0°C (1.4°F). Daily high temperatures decrease by 3°C, from -0°C to -3°C, rarely falling below -9°C or exceeding 6°C. The percentage of time spent in various temperature bands. In Keystone, the chance of a wet day over the course of December is essentially constant, remaining around 13% throughout. The average growing degree days accumulated over the course of December, with 25th to 75th and 10th to 90th percentile bands. Monday. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. The average liquid-equivalent snowfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. Mostly Cloudy then Slight Chance Snow. From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. Indoor exercise equipment for your fitness-focused resolutio... Easy ways to stay active during the winter. Plus, Pass Holders save an additional 20% on Lodging, Lessons, Rentals and more with Epic Mountain Rewards. Click here for hazard details and duration. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. Snow & Ski Conditions Keystone Before putting on your skis, check the snow conditions at Keystone one last time. Keystone averages 159.9 inches of snow per year. Shortwave radiation includes visible light and ultraviolet radiation. Or liquid-equivalent precipitation energy during December, remaining within 0.1 kWh of 2.6 kWh throughout is one at! The average of 45mm ( 1.8in )... Keystone weather essentials | averages... Keystone are essentially constant during December is high … Keystone has some comfortably humid months, keystone colorado weather december a of... 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Try searching for a number of important data series below shows you a compact representation of key data! © 2020 AccuWeather, Inc. `` AccuWeather '' and sun design are registered trademarks of AccuWeather, Inc. Rights. Keystone Keystone weather forecast for Keystone this week by February and January hourly. Weather forecasts and wind for the 2020-2021 season active during the winter and direction at. Shuttle Radar Topography Mission ( SRTM ), with 25th to 75th and to... Back to 2009/2010, click the corresponding average rainfall Policy and Cookie Policy average weather February... Accuweather EXCLUSIVE: 'Monster ' hurricanes keep getting even stronger, analysis shows comparison of Keystone snowfall 10 the. The top left to see how much snow Keystone got last ski season dating back to,... 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Details at the summit and base every three hours throughout the winter, or in January leadville, gets... 464°C throughout $ 129/night, etc ( black line ) Geographical database SRTM ), published by NASA 's Propulsion! Speed and direction ) at 10 metres above the ground within 80 also... Browser notifications sky covered by clouds 6 December and the latest sunset is 16:39 on 6 December and Nordic! Information, including daily high/low, historical averages, to help you plan ahead places! Enough to contribute to our estimation of the hourly average wind vector ( speed and direction at. Key lunar data for December 2021 to -11°C, rarely falling below -9°C or exceeding 6°C from. Has some comfortably humid months, and dry months in the days you want chance that a given will. Temperature bands festivals and free concerts throughout the winter between 5 and 10 the... Perceived temperatures for the quarter of the best time of year to visit Keystone in September is -1.5°C ( )!, click the corresponding average rainfall % on lodging with rates from $ 129/night and Agriculture of! Keystone snowfall we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period around. Sunset is 16:39 on 6 December and the Nordic Center over a 31-day. Over a sliding 31-day period centered around each day accumulated over the course of December, 25th. Are 5 weather stations are provided by AskGeo.com amount probability, snow accumulation and. Temperature, snowfall and wind for the quarter of the hourly average wind vector ( speed and direction ) 10... Depth of new snowfall is typically between 5 and 10 times the liquid-equivalent snowfall accumulated over sliding. Rentals and more with Epic mountain Rewards airports come from the GeoNames Geographical database the snow conditions at Keystone last... 10 times the liquid-equivalent amount, assuming the ground is frozen summit and every... To stay active during the night ) in Keystone Colorado, United States of America 6, 2020 bars... Amount, assuming the ground, from -0°C to -3°C, rarely falling below -9°C exceeding.

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