December weather forecast
Gallup, KY

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Weather in December

The first month of the winter, December, is also a frosty month in Gallup, Kentucky, with temperature in the range of an average high of 45°F (7.2°C) and an average low of 32.9°F (0.5°C).

Temperature

The average high-temperature slightly decreases in December, shifting from a fresh 53.8°F (12.1°C) in November to a frosty 45°F (7.2°C). During December, Gallup's temperature averages to an icy 32.9°F (0.5°C) at night.

Humidity

In December, the average relative humidity is 80%.

Rainfall

In Gallup, during December, the rain falls for 12.6 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 176.7 rainfall days, and 33.82" (859mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Gallup, in December, snow falls for 6.6 days, with typically accumulated 2.56" (65mm) of snow. Throughout the year, there are 33.2 snowfall days, and 13.35" (339mm) of snow is accumulated.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:28 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:21 pm EST.

Sunshine

The average sunshine in December in Gallup is 4.2h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Gallup in December?

In December, in Gallup, the average high-temperature is 45°F (7.2°C), and the average low-temperature is 32.9°F (0.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 96.8°F (36°C).

What is the average humidity in December?

In Gallup, the average relative humidity in December is 80%.

How many days does it rain in December?

In Gallup, in December, during 12.6 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

How much does it snow in December?

In Gallup, in December, during 6.6 snowfall days, 2.56" (65mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 35min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:21 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 4.2h.

When is the lowest UV index?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
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
Gallup, KY

Average temperature in December - Gallup, KY
  • Average high temperature in December: 45°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in December
Gallup, KY

Average pressure in December - Gallup, KY
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Gallup, KY

Average wind speed in December - Gallup, KY
  • Average wind speed in December: 6.2mph

The windiest months (with the highest average wind speed) are January, February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Gallup, KY

Average humidity in December - Gallup, KY
  • Average humidity in December: 80%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Gallup, KY

Average rainfall in December - Gallup, KY
  • Average rainfall in December: 3.19"

The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in December
Gallup, KY

Average rainfall days in December - Gallup, KY
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in December
Gallup, KY

Average snowfall in December - Gallup, KY
  • Average snowfall in December: 2.56"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Gallup, KY

Average snowfall days in December - Gallup, KY
  • Average snowfall days in December: 6.6 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Gallup, KY

Average daylight in December / Average sunshine in December - Gallup, KY
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Gallup, KY

Average sunshine days in December - Gallup, KY
  • Average sunshine days in December: 13.2 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in December
Gallup, KY

Average UV index in December - Gallup, KY
  • 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, February and December (UV index 2).

Average cloud cover in December
Gallup, KY

Average cloud cover in December - Gallup, KY
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Gallup, KY

Average visibility in December - Gallup, KY
  • Average visibility in December: 5mi

The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).

Gallup, Kentucky, USA

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