December weather forecastEl Morro, NM
December
Weather in December
The first month of the winter, December, is still a cold month in El Morro, New Mexico, with temperature in the range of an average low of 23°F (-5°C) and an average high of 40.3°F (4.6°C).Temperature
December's onset brings a reduction in the average high-temperature, from a cool 51.4°F (10.8°C) in November to a wintry 40.3°F (4.6°C). During the month of December, the temperature falls to an average of 23°F (-5°C).Humidity
The average relative humidity in December in El Morro is 64%.Rainfall
In El Morro, during December, the rain falls for 4.1 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, there are 85.5 rainfall days, and 9.37" (238mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In El Morro, during December, snow falls for 6.1 days and regularly aggregates up to 3.11" (79mm) of snow. In El Morro, during the entire year, snow falls for 25.4 days and aggregates up to 13.15" (334mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:03 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:12 pm MST.
Sunshine
In El Morro, 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 value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The Sun's radiation is especially intense around midday; try to stay in shade during this period. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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
El Morro, 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).





