December weather forecast
Grenville, NM

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Weather in December

December, the first month of the winter in Grenville, is still a chilly month, with an average temperature varying between 27.7°F (-2.4°C) and 45.5°F (7.5°C).

Temperature

In Grenville, New Mexico, the lowest average temperatures are observed in December, with a high of 45.5°F (7.5°C) and a low of 27.7°F (-2.4°C).

Humidity

The most humid month is December, with an average relative humidity of 54%.

Rainfall

In December, the rain falls for 2.6 days. Throughout December, 0.47" (12mm) of precipitation is accumulated. In Grenville, during the entire year, the rain falls for 88.4 days and collects up to 11.34" (288mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Grenville, New Mexico. In Grenville, in December, during 4 snowfall days, 1.26" (32mm) of snow is typically accumulated. In Grenville, during the entire year, snow falls for 19.7 days and aggregates up to 8.86" (225mm) of snow.

Daylight

The month with the shortest days in Grenville is December, with an average of 9h and 42min of daylight.
On the first day of December in Grenville, sunrise is at 6:48 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:49 pm MST.

Sunshine

The average sunshine in December in Grenville, New Mexico, is 6.9h.

UV index

The month with the lowest UV index in Grenville is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

What month is the coldest in Grenville?

The month of December sees the average lowest temperatures in Grenville, New Mexico, reaching 45.5°F (7.5°C) at the peak and 27.7°F (-2.4°C) at the low.

What are the temperatures in Grenville in December?

In Grenville, 45.5°F (7.5°C) is the average high-temperature and 27.7°F (-2.4°C) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in August is appraised at 87.8°F (31°C).

What is the most humid month in Grenville?

The most humid month in Grenville is December, with an average relative humidity of 54%.

What is the average humidity in December in Grenville?

The average relative humidity in December in Grenville is 54%.

How much does it rain in Grenville in December?

In December, in Grenville, the rain falls for 2.6 days. Throughout December, 0.47" (12mm) of precipitation is accumulated.

How much does it snow in Grenville in December?

In December, in Grenville, it is snowing for 4 days. Throughout December, 1.26" (32mm) of snow is accumulated.

What is the month with the shortest days in Grenville?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Grenville.

What is the average length of the day in December in Grenville?

The average day length in December is 9h and 43min.

What time are sunrise and sunset in December in Grenville?

In December, on the first day of the month, sunrise is at 6:48 am and sunset at 4:38 pm. On the last day of the month, in Grenville, sunrise is at 7:06 am and sunset at 4:49 pm MST.

How long on average sun shines in December in Grenville?

In December, the average sunshine duration in Grenville, New Mexico, is 6.9h.

When is the lowest UV index in Grenville?

With an average maximum UV index of 2, December is the month with the lowest UV index.

How high is the UV index in December in Grenville?

In Grenville, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Grenville, NM

Average temperature in December - Grenville, NM
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in December: 27.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is December (27.7°F).

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Average pressure in December
Grenville, NM

Average pressure in December - Grenville, NM
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in December
Grenville, NM

Average wind speed in December - Grenville, NM
  • Average wind speed in December: 10.9mph

The windiest month (with the highest average wind speed) is April (13.4mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).

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Average humidity in December
Grenville, NM

Average humidity in December - Grenville, NM
  • Average humidity in December: 54%

The month with the highest relative humidity is December (54%).
The month with the lowest relative humidity is April (40%).

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Average rainfall in December
Grenville, NM

Average rainfall in December - Grenville, NM
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is November (0.35").

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Average rainfall days in December
Grenville, NM

Average rainfall days in December - Grenville, NM
  • Average rainfall days in December: 2.6 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is November (2.1 days).

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Average snowfall in December
Grenville, NM

Average snowfall in December - Grenville, NM
  • Average snowfall in December: 1.26"

The month with the highest snowfall is February (1.97").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Grenville, NM

Average snowfall days in December - Grenville, NM
  • Average snowfall days in December: 4 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Grenville, NM

Average daylight in December / Average sunshine in December - Grenville, NM
  • Average daylight in December: 9h and 4min

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 42min).

  • Average sunshine in December: 6h and 5min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

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Average sunshine days in December
Grenville, NM

Average sunshine days in December - Grenville, NM
  • Average sunshine days in December: 24.5 days

The month with the most sunshine days is November (25.5 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in December
Grenville, NM

Average UV index in December - Grenville, NM
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Grenville, NM

Average cloud cover in December - Grenville, NM
  • Average cloud cover in December: 22

The months with the most cloud cover are February, April and December (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 14).

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Average visibility in December
Grenville, NM

Average visibility in December - Grenville, 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).

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Grenville, New Mexico, USA

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