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
Onset of December comes with a temperature decline, the average high falling from a moderate 56.7°F (13.7°C) in November to a chilly 47.5°F (8.6°C). During the nights in December, Salem experiences a consistent average temperature of 34°F (1.1°C).Humidity
The average relative humidity in December is 77%.Rainfall
In Salem, during December, the rain falls for 9.3 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Salem, during the entire year, the rain falls for 149.5 days and collects up to 34.06" (865mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Salem, during December, snow falls for 1.5 days and regularly aggregates up to 0.71" (18mm) of snow. In Salem, during the entire year, snow falls for 9.5 days and aggregates up to 5.08" (129mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 7:00 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:02 pm CST.
Sunshine
In December, the average sunshine is 5.3h.UV index
January 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 vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 2 suggests these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Salem?
How many hours of daylight does Salem have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Salem, AR
- Average high temperature in December: 47.5°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (44.1°F).
- Average low temperature in December: 34°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in December
Salem, 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 (29.93"Hg).
Average wind speed in December
Salem, AR
- Average wind speed in December: 7.5mph
The windiest months (with the highest average wind speed) are January, March and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in December
Salem, AR
- Average humidity in December: 77%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Salem, AR
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in December
Salem, AR
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in December
Salem, AR
- Average snowfall in December: 0.71"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Salem, AR
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Salem, AR
- 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: 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 0min).
Average sunshine days in December
Salem, AR
- Average sunshine days in December: 20 days
The month with the most sunshine days is December (20 days).
The month with the least sunshine days is July (12.7 days).
Average UV index in December
Salem, AR
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Salem, AR
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Salem, AR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Salem, Arkansas, USA
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