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
As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a mild 59.9°F (15.5°C) to a fresh 51.1°F (10.6°C). During the month of December, the nighttime temperature falls to an average of 37.9°F (3.3°C).Humidity
The average relative humidity in December is 77%.Rainfall
In Jacksonville, in December, it is raining for 11.7 days, with typically 3.39" (86mm) of accumulated precipitation. In Jacksonville, during the entire year, the rain falls for 157.5 days and collects up to 38.66" (982mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Jacksonville. In December, it is snowing for 0.5 days. Throughout December, 0.28" (7mm) of snow is accumulated. Throughout the year, in Jacksonville, there are 5.8 snowfall days, and 3.03" (77mm) of snow is accumulated.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year in Jacksonville.On the first day of the month, sunrise is at 6:58 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:15 am and sunset at 5:07 pm CST.
Sunshine
In Jacksonville, Arkansas, the average sunshine in December is 5.4h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Jacksonville. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 3 during December translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the average December temperature in Jacksonville?
What is the average humidity in December in Jacksonville?
How much does it rain in Jacksonville in December?
How much does it snow in Jacksonville in December?
What is the month with the shortest days in Jacksonville?
How many hours of daylight does Jacksonville have in December?
When are sunrise and sunset in December in Jacksonville?
How long on average sun shines in December in Jacksonville?
What are the months with the lowest UV index in Jacksonville?
What is the UV index intensity in December in Jacksonville?
Average temperature in December
Jacksonville, AR
- Average high temperature in December: 51.1°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (47.8°F).
- Average low temperature in December: 37.9°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).
Average pressure in December
Jacksonville, AR
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Jacksonville, AR
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are February, March and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in December
Jacksonville, AR
- Average humidity in December: 77%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Jacksonville, AR
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is April (4.57").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Jacksonville, AR
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Jacksonville, AR
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Jacksonville, AR
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jacksonville, AR
- 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 54min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Jacksonville, AR
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in December
Jacksonville, AR
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Jacksonville, AR
- Average cloud cover in December: 42
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Jacksonville, AR
- 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).
Jacksonville, Arkansas, USA
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