Average Weather in December in Chama New Mexico, United States
Daily high temperatures decrease by 5°F, from 38°F to 33°F, rarely falling below 24°F or exceeding 48°F.
Daily low temperatures decrease by 6°F, from 18°F to 13°F, rarely falling below 1°F or exceeding 28°F.
For reference, on July 6, the hottest day of the year, temperatures in Chama typically range from 50°F to 78°F, while on January 8, the coldest day of the year, they range from 12°F to 34°F.
Average High and Low Temperature in December
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on December. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature in December
The month of December in Chama experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 34% throughout the month.
The clearest day of the month is December 3, with clear, mostly clear, or partly cloudy conditions 67% of the time.
For reference, on February 15, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 41%, while on September 29, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 79%.
Cloud Cover Categories in December
0% clear 20% mostly clear 40% partly cloudy 60% mostly cloudy 80% overcast 100%
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Chama, the chance of a wet day over the course of December is essentially constant, remaining around 15% throughout.
For reference, the year's highest daily chance of a wet day is 31% on August 10, and its lowest chance is 8% on June 9.
Over the course of December in Chama, the chance of a day with only rain remains an essentially constant 2% throughout, the chance of a day with mixed snow and rain remains an essentially constant 4% throughout, and the chance of a day with only snow increases from 6% to 9%.
Probability of Precipitation in December
The average sliding 31-day rainfall during December in Chama is essentially constant, remaining about 0.4 inches throughout, and rarely exceeding 0.9 inches.
Average Monthly Rainfall in December
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day liquid-equivalent snowfall during December in Chama is essentially constant, remaining about 0.6 inches throughout, and rarely exceeding 1.7 inches or falling to 0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in December
Over the course of December in Chama, the length of the day is essentially constant. The shortest day of the month is December 21, with 9 hours, 38 minutes of daylight and the longest day is December 1, with 9 hours, 50 minutes of daylight.
Hours of Daylight and Twilight in December
The earliest sunrise of the month in Chama is 7:00 AM on December 1 and the latest sunrise is 19 minutes later at 7:19 AM on December 31.
The earliest sunset is 4:49 PM on December 6 and the latest sunset is 10 minutes later at 4:59 PM on December 31.
Daylight saving time is observed in Chama during 2019, but it neither starts nor ends during December, so the entire month is in standard time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:47 AM and sets 14 hours, 42 minutes later, at 8:28 PM, while on December 22, the shortest day of the year, it rises at 7:16 AM and sets 9 hours, 38 minutes later, at 4:53 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in December
The chance that a given day will be muggy in Chama is essentially constant during December, remaining around 0% throughout.
Humidity Comfort Levels in December
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Chama is essentially constant during December, remaining within 0.1 miles per hour of 5.7 miles per hour throughout.
For reference, on April 11, the windiest day of the year, the daily average wind speed is 8.3 miles per hour, while on August 3, the calmest day of the year, the daily average wind speed is 4.8 miles per hour.
Average Wind Speed in December
The hourly average wind direction in Chama throughout December is predominantly from the west, with a peak proportion of 62% on December 1.
Wind Direction in December
The growing season in Chama typically lasts for 4.3 months (132 days), from around May 22 to around September 30, rarely starting before May 5 or after June 8, and rarely ending before September 11 or after October 19.
The month of December in Chama is reliably fully outside of the growing season.
Time Spent in Various Temperature Bands and the Growing Season in December
The average accumulated growing degree days in Chama are essentially constant during December, remaining around 1,704°F throughout.
Growing Degree Days in December
The average daily incident shortwave solar energy in Chama is essentially constant during December, remaining within 0.1 kWh of 3.0 kWh throughout.
The lowest average daily incident shortwave solar energy during December is 2.9 kWh on December 23.
Average Daily Incident Shortwave Solar Energy in December
For the purposes of this report, the geographical coordinates of Chama are 36.903 deg latitude, -106.579 deg longitude, and 8,045 ft elevation.
The topography within 2 miles of Chama contains very significant variations in elevation, with a maximum elevation change of 997 feet and an average elevation above sea level of 8,002 feet. Within 10 miles contains very significant variations in elevation (4,652 feet). Within 50 miles also contains extreme variations in elevation (7,260 feet).
The area within 2 miles of Chama is covered by shrubs (60%), grassland (25%), and trees (15%), within 10 miles by trees (52%) and shrubs (36%), and within 50 miles by trees (47%) and shrubs (44%).
This report illustrates the typical weather in Chama year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 5 weather stations near enough to contribute to our estimation of the temperature and dew point in Chama.
For each station, the records are corrected for the elevation difference between that station and Chama according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Chama is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Chama and a given station.
The stations contributing to this reconstruction are: Stevens Field (37%, 59 kilometers, northwest); Pagosa Springs, Wolf Creek Pass (12%, 64 kilometers, north); San Luis Valley Regional Airport (21%, 87 kilometers, northeast); Taos Regional Airport (17%, 96 kilometers, southeast); and Los Alamos County Airport (13%, 117 kilometers, south).
Time zones for aiports and weather stations are provided by AskGeo.com .