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 suggests a modest reduction in the average high-temperature, shifting from a fresh 51.4°F (10.8°C) in November to a cold 40.3°F (4.6°C). December sees the temperature falling to a mean low of 23°F (-5°C).Humidity
In Grants, the average relative humidity in December is 64%.Rainfall
In Grants, during December, the rain falls for 4.1 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, in Grants, 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 Grants, in December, during 6.1 snowfall days, 3.11" (79mm) of snow is typically accumulated. In Grants, New Mexico, 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 in Grants.On the first day of the month, sunrise is at 7:02 am and sunset at 4:59 pm. On the last day of December, sunrise is at 7:19 am and sunset at 5:09 pm MST.
Sunshine
In Grants, 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 estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December in Grants?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Grants have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Grants, 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
Grants, 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
Grants, 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
Grants, 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
Grants, 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
Grants, 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
Grants, 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
Grants, 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
Grants, NM
- Average daylight in December: 9h and 5min
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 5min
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
Grants, 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
Grants, 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
Grants, 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
Grants, 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).
Grants, New Mexico, USA
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