Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's arrival in Los Alamos correlates with a reduction in the average high-temperature, down from a chilly 49.5°F (9.7°C) in November to a wintry 38.8°F (3.8°C). Los Alamos records a consistent low-temperature of 21.6°F (-5.8°C) during December nights.Humidity
In Los Alamos, the average relative humidity in December is 66%.Rainfall
In Los Alamos, in December, it is raining for 6.4 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 106.2 rainfall days, and 12.05" (306mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Los Alamos, in December, during 8.1 snowfall days, 4.96" (126mm) of snow is typically accumulated. Throughout the year, in Los Alamos, there are 30.9 snowfall days, and 19.69" (500mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of December in Los Alamos, sunrise is at 6:57 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:01 pm MST.
Sunshine
January, February and December, with an average of 7.1h of sunshine, are months with the least sunshine in Los Alamos.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Los Alamos. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: An average UV index of 2 in December transforms into this advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
How cold is it in Los Alamos in December?
What is the average humidity in December in Los Alamos?
How many days does it rain in December in Los Alamos?
How many days does it snow in December in Los Alamos?
What is the month with the shortest days in Los Alamos?
How many hours of daylight does Los Alamos have in December?
When are sunrise and sunset in December in Los Alamos?
What is the month with the least sunshine in Los Alamos?
How long on average sun shines in December in Los Alamos?
When is the lowest UV index in Los Alamos?
How high is the UV index in December in Los Alamos?
Average temperature in December
Los Alamos, NM
- Average high temperature in December: 38.8°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 21.6°F
The month with the highest average low temperature is July (59.2°F).
The coldest months (with the lowest average low temperature) are January and December (21.6°F).
Average pressure in December
Los Alamos, NM
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is April (29.89"Hg).
Average wind speed in December
Los Alamos, NM
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Los Alamos, NM
- Average humidity in December: 66%
The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is June (33%).
Average rainfall in December
Los Alamos, NM
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is April (0.39").
Average rainfall days in December
Los Alamos, NM
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is November (5.1 days).
Average snowfall in December
Los Alamos, NM
- Average snowfall in December: 4.96"
The month with the highest snowfall is January (5.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Los Alamos, NM
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Los Alamos, NM
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 7h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 6min).
Average sunshine days in December
Los Alamos, NM
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in December
Los Alamos, NM
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Los Alamos, NM
- Average cloud cover in December: 21
The month with the most cloud cover is January (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 10).
Average visibility in December
Los Alamos, 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).
Los Alamos, New Mexico, USA
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