December weather forecastGillham, AR

December

Weather in December

December, the first month of the winter in Gillham, is still a cool month, with an average temperature ranging between min 37.4°F (3°C) and max 52.9°F (11.6°C).

Temperature

Gillham in December undergoes a slight reduction in the average high-temperature, shifting from November's refreshing 61.7°F (16.5°C) to a fresh 52.9°F (11.6°C). December nights cool down to an average low-temperature of 37.4°F (3°C).

Humidity

The average relative humidity in December in Gillham is 78%.

Rainfall

In Gillham, Arkansas, in December, during 9.5 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In Gillham, during the entire year, the rain falls for 136.7 days and collects up to 26.18" (665mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 2.6 snowfall days, and 0.94" (24mm) of snow is accumulated.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of December in Gillham, sunrise is at 7:05 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:18 pm CST.

Sunshine

December has the least sunshine of the year, with an average of 5.2h of sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In December, the average high-temperature and low-temperature in Gillham are 52.9°F (11.6°C) and 37.4°F (3°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 96.8°F (36°C).

In December, the average relative humidity in Gillham is 78%.

In Gillham, in December, during 9.5 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow.

The month with the shortest days is December, with an average of 9h and 54min of daylight.

In December, the average day length is 9h and 55min.

On the first day of December, sunrise is at 7:05 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:18 pm CST.

With an average of 5.2h of sunshine, December has the least sunshine of the year.

In December, the average sunshine duration in Gillham is 5.2h.

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

The average daily maximum UV index in December in Gillham is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Gillham, AR

  • Average high temperature in December: 52.9°F

The warmest month (with the highest average high temperature) is July (93.4°F).
The month with the lowest average high temperature is January (51.3°F).

  • Average low temperature in December: 37.4°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

Average pressure in December
Gillham, AR

  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Gillham, AR

  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Gillham, AR

  • Average humidity in December: 78%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December
Gillham, AR

  • Average rainfall in December: 2.32"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in December
Gillham, AR

  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in December
Gillham, AR

  • Average snowfall in December: 0.08"

The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Gillham, AR

  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Gillham, AR

  • Average daylight in December: 9h and 54min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in December
Gillham, AR

  • Average sunshine days in December: 19.8 days

The month with the most sunshine days is January (20.5 days).
The months with the least sunshine days are May and August (14.8 days).

Average UV index in December
Gillham, AR

  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Gillham, AR

  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in December
Gillham, AR

  • Average visibility in December: 6mi

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