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's onset corresponds with a subtle shift in the average high-temperature, slightly moving from an enjoyable 61.7°F (16.5°C) in November to a fresh 54.3°F (12.4°C). West Jefferson experiences a nighttime temperature average of 39.7°F (4.3°C) during December.Humidity
December is the most humid month in West Jefferson, with an average relative humidity of 80%.Rainfall
In West Jefferson, in December, it is raining for 8.9 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, in West Jefferson, Alabama, there are 128.4 rainfall days, and 14.17" (360mm) of precipitation is accumulated.Snowfall
Months with snowfall are January, February, November and December. In West Jefferson, in December, snow falls for 0.5 days, with typically accumulated 0.2" (5mm) of snow. Throughout the year, in West Jefferson, there are 3.6 snowfall days, and 0.63" (16mm) 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 December in West Jefferson, sunrise is at 6:35 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:50 pm CST.
Sunshine
The average sunshine in December is 4.9h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in West Jefferson. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in December in West Jefferson?
What is the most humid month in West Jefferson?
What is the average humidity in December in West Jefferson?
How much does it rain in West Jefferson in December?
How much does it snow in West Jefferson in December?
What is the month with the shortest days in West Jefferson?
How many hours of daylight does West Jefferson have in December?
When is the sunrise / sunset in December in West Jefferson?
How long on average sun shines in December in West Jefferson?
When is the lowest UV index in West Jefferson?
How high is the UV index in December in West Jefferson?
Average temperature in December
West Jefferson, AL
- Average high temperature in December: 54.3°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (50.5°F).
- Average low temperature in December: 39.7°F
The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).
Average pressure in December
West Jefferson, AL
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in December
West Jefferson, AL
- Average wind speed in December: 6.8mph
The windiest months (with the highest average wind speed) are February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in December
West Jefferson, AL
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
West Jefferson, AL
- Average rainfall in December: 1.3"
The wettest months (with the highest rainfall) are July and August (1.46").
The driest month (with the least rainfall) is September (0.75").
Average rainfall days in December
West Jefferson, AL
- Average rainfall days in December: 8.9 days
The month with the highest number of rainy days is July (15.8 days).
The months with the least rainy days are October and November (7.1 days).
Average snowfall in December
West Jefferson, AL
- Average snowfall in December: 0.2"
The month with the highest snowfall is January (0.28").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
West Jefferson, AL
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is January (1.3 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
West Jefferson, AL
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
West Jefferson, AL
- Average sunshine days in December: 19.4 days
The month with the most sunshine days is October (22.6 days).
The month with the least sunshine days is July (11.5 days).
Average UV index in December
West Jefferson, AL
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
West Jefferson, AL
- Average cloud cover in December: 48
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in December
West Jefferson, 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).
West Jefferson, Alabama, USA
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