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
December heralds a minor drop in average high-temperature, sliding from November's refreshing 63.9°F (17.7°C) to a mild 57°F (13.9°C). An average minimum temperature of 41.9°F (5.5°C) marks the month of December.Humidity
With an average relative humidity of 78%, December is the most humid month.Rainfall
The wettest months are August and December, with an average 4.06" (103mm) of rainfall.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 1.9 snowfall days, and 0.83" (21mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 6:25 am and sunset at 4:35 pm. On the last day of December, sunrise is at 6:42 am and sunset at 4:45 pm CST.
Sunshine
In Salem, the average sunshine in December is 5.2h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Ensure safety - Sun damage prevention is strongly urged. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month in Salem?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December?
When does it start snowing?
What is the month with the shortest days?
What is the average length of the day 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?
How high is the UV index in December?
Average temperature in December
Salem, AL
- Average high temperature in December: 57°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in December: 41.9°F
The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).
Average pressure in December
Salem, AL
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Salem, AL
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Salem, AL
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Salem, AL
- Average rainfall in December: 4.06"
The wettest months (with the highest rainfall) are August and December (4.06").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in December
Salem, AL
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in December
Salem, AL
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Salem, AL
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Salem, AL
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Salem, AL
- Average sunshine days in December: 16.5 days
The months with the most sunshine days are October and November (20.5 days).
The month with the least sunshine days is July (6.5 days).
Average UV index in December
Salem, AL
- 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 and December (UV index 3).
Average cloud cover in December
Salem, AL
- Average cloud cover in December: 45
The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in December
Salem, AL
- 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).
Salem, Alabama, USA
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