December weather forecastThoreau, NM
December
Weather in December
December, the first month of the winter in Thoreau, is still a cold month, with an average temperature varying between 40.3°F (4.6°C) and 23°F (-5°C).Temperature
Arrival of December comes with a reduction in the average high-temperature, falling from a fresh 51.4°F (10.8°C) in November to an icy 40.3°F (4.6°C). Throughout the month of December, Thoreau reports a steady low-temperature average of 23°F (-5°C).Humidity
In December, the average relative humidity is 64%.Rainfall
In Thoreau, in December, during 4.1 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, there are 85.5 rainfall days, and 9.37" (238mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Thoreau, in December, during 6.1 snowfall days, 3.11" (79mm) of snow is typically accumulated. In Thoreau, during the entire year, snow falls for 25.4 days and aggregates up to 13.15" (334mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 5:00 pm. On the last day of December, sunrise is at 7:21 am and sunset at 5:10 pm MST.
Sunshine
The average sunshine in December is 6.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Thoreau, NM
- Average high temperature in December: 40.3°F
The warmest month (with the highest average high temperature) is June (81°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in December: 23°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in December
Thoreau, NM
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.89"Hg).
Average wind speed in December
Thoreau, NM
- Average wind speed in December: 8.4mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Thoreau, NM
- Average humidity in December: 64%
The month with the highest relative humidity is January (69%).
The month with the lowest relative humidity is June (26%).
Average rainfall in December
Thoreau, NM
- Average rainfall in December: 0.63"
The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is November (0.35").
Average rainfall days in December
Thoreau, NM
- Average rainfall days in December: 4.1 days
The month with the highest number of rainy days is August (15.3 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in December
Thoreau, NM
- Average snowfall in December: 3.11"
The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Thoreau, NM
- Average snowfall days in December: 6.1 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Thoreau, NM
- Average daylight in December: 9h and 48min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 6h and 54min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).
Average sunshine days in December
Thoreau, NM
- Average sunshine days in December: 22.3 days
The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is August (10.5 days).
Average UV index in December
Thoreau, NM
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Thoreau, NM
- Average cloud cover in December: 24
The month with the most cloud cover is January (Cloud cover 25).
The months with the least cloud cover are June and October (Cloud cover 12).
Average visibility in December
Thoreau, NM
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





