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
Stepping into December, Black Rock observes a temperature decline, with the average high falling from November's fresh 52.9°F (11.6°C) to an icy 41.9°F (5.5°C). In the month of December, the temperature in Black Rock, New Mexico, generally rests at an average low of 24.4°F (-4.2°C).Humidity
In Black Rock, New Mexico, the average relative humidity in December is 64%.Rainfall
In Black Rock, New Mexico, during December, the rain falls for 4.8 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Black Rock, during the entire year, the rain falls for 78.6 days and collects up to 9.76" (248mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Black Rock, in December, during 7.3 snowfall days, 4.06" (103mm) of snow is typically accumulated. Throughout the year, in Black Rock, there are 30.1 snowfall days, and 17.76" (451mm) of snow is accumulated.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 7:05 am and sunset at 5:03 pm. On the last day of December, in Black Rock, sunrise is at 7:23 am and sunset at 5:13 pm MST.
Sunshine
January and December, with an average of 6.6h of sunshine, are months with the least sunshine in Black Rock.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Black Rock. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
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 in direct Sun during midday can be harmful due to intense solar radiation; take precautions. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
How cold is it in Black Rock in December?
What is the average humidity in December in Black Rock?
How much does it rain in Black Rock in December?
How much does it snow in Black Rock in December?
What is the month with the shortest days in Black Rock?
How many hours of daylight does Black Rock have in December?
When is the sunrise / sunset in December in Black Rock?
What is the month with the least sunshine in Black Rock?
How long on average sun shines in December in Black Rock?
When is the lowest UV index in Black Rock?
What is the UV index reading in December in Black Rock?
Average temperature in December
Black Rock, NM
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is June (82.8°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in December: 24.4°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Black Rock, 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 May and June (29.88"Hg).
Average wind speed in December
Black Rock, NM
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is January (7mph).
Average humidity in December
Black Rock, 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 (24%).
Average rainfall in December
Black Rock, NM
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is August (1.34").
The driest month (with the least rainfall) is June (0.28").
Average rainfall days in December
Black Rock, NM
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is July (12 days).
The month with the least rainy days is November (3.7 days).
Average snowfall in December
Black Rock, NM
- Average snowfall in December: 4.06"
The month with the highest snowfall is January (5.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Black Rock, NM
- Average snowfall days in December: 7.3 days
The months with the highest number of snowfall days are January and December (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Black Rock, 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 4min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 36min).
Average sunshine days in December
Black Rock, NM
- Average sunshine days in December: 21.1 days
The month with the most sunshine days is June (25.1 days).
The month with the least sunshine days is July (15.2 days).
Average UV index in December
Black Rock, 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
Black Rock, NM
- Average cloud cover in December: 27
The months with the most cloud cover are January and December (Cloud cover 27).
The month with the least cloud cover is June (Cloud cover 10).
Average visibility in December
Black Rock, 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).
Black Rock, New Mexico, USA
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