December weather forecastBernalillo, NM
December
Weather in December
December in Bernalillo records the fall of the first snow, transforming the city into a breathtaking winter wonderland. The rapid transition from the relatively warmer November to the cold December is quite noticeable. What is peculiar about this month are the shortest daylight hours of the year. As the end of the year approaches, Bernalillo's weather conditions emphasize its geographical location with a return to cold temperatures, snowfall, and reduced daylight hours.Temperature
As November transitions to December, the average high-temperature in Bernalillo falls from a cool 54.3°F (12.4°C) to a chilly 43.7°F (6.5°C). Bernalillo reports an average low-temperature of 26.2°F (-3.2°C) during the nights of December.Humidity
In Bernalillo, New Mexico, the average relative humidity in December is 60%.Rainfall
In December, the rain falls for 4.5 days. Throughout December, 0.47" (12mm) of precipitation is accumulated. Throughout the year, there are 73 rainfall days, and 6.1" (155mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Bernalillo, during December, snow falls for 4 days and regularly aggregates up to 1.61" (41mm) of snow. Throughout the year, there are 14.8 snowfall days, and 7.01" (178mm) of snow is accumulated.Daylight
December has the shortest days of the year in Bernalillo, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:57 am and sunset at 4:53 pm. On the last day of December, sunrise is at 7:14 am and sunset at 5:04 pm MST.
Sunshine
January and December, with an average of 7.1h of sunshine, are months with the least sunshine.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bernalillo, New Mexico. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bernalillo, NM
- Average high temperature in December: 43.7°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (43.2°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is December (26.2°F).
Average pressure in December
Bernalillo, 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
Bernalillo, NM
- Average wind speed in December: 6.4mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Bernalillo, NM
- Average humidity in December: 60%
The month with the highest relative humidity is January (63%).
The month with the lowest relative humidity is June (27%).
Average rainfall in December
Bernalillo, NM
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is July (0.91").
The driest months (with the least rainfall) are February, March and June (0.35").
Average rainfall days in December
Bernalillo, NM
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is July (10.8 days).
The month with the least rainy days is November (4.1 days).
Average snowfall in December
Bernalillo, NM
- Average snowfall in December: 1.61"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Bernalillo, NM
- Average snowfall days in December: 4 days
The month with the highest number of snowfall days is December (4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bernalillo, 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: 7h and 6min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 7h and 6min).
Average sunshine days in December
Bernalillo, NM
- Average sunshine days in December: 23.9 days
The month with the most sunshine days is January (24.7 days).
The month with the least sunshine days is July (14.7 days).
Average UV index in December
Bernalillo, NM
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in December
Bernalillo, NM
- Average cloud cover in December: 20
The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 10).
Average visibility in December
Bernalillo, 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).





