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
Transition into December subtly marks a drop in the average high-temperature, moderately moving from a comfortable 62.4°F (16.9°C) in November to a cool 55°F (12.8°C). Chelsea's temperature drops to an average low of 40.5°F (4.7°C) during the nights of December.Humidity
The most humid month in Chelsea is December, with an average relative humidity of 80%.Rainfall
In Chelsea, Alabama, in December, during 12.7 rainfall days, 3.98" (101mm) of precipitation is typically accumulated. Throughout the year, in Chelsea, there are 174.2 rainfall days, and 40.08" (1018mm) of precipitation is accumulated.Snowfall
Months with snowfall in Chelsea are January through March, November and December. In Chelsea, Alabama, in December, snow falls for 0.6 days, with typically accumulated 0.55" (14mm) of snow. Throughout the year, there are 3.3 snowfall days, and 1.81" (46mm) 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 Chelsea, sunrise is at 6:32 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 4:49 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.9h of sunshine.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 3 in December translates into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What are the temperatures in Chelsea in December?
What is the most humid month in Chelsea?
What is the average humidity in December in Chelsea?
How many days does it rain in December in Chelsea?
How much does it snow in Chelsea in December?
What is the month with the shortest days in Chelsea?
How many hours of daylight does Chelsea have in December?
When is the sunrise / sunset in December in Chelsea?
What are the months with the least sunshine in Chelsea?
How long on average sun shines in December in Chelsea?
What are the months with the lowest UV index in Chelsea?
What is the UV index reading in December in Chelsea?
Average temperature in December
Chelsea, AL
- Average high temperature in December: 55°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 (51.1°F).
- Average low temperature in December: 40.5°F
The month with the highest average low temperature is August (71.4°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in December
Chelsea, 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
Chelsea, AL
- Average wind speed in December: 7mph
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 (4.4mph).
Average humidity in December
Chelsea, 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
Chelsea, AL
- Average rainfall in December: 3.98"
The wettest month (with the highest rainfall) is April (4.09").
The driest months (with the least rainfall) are September and October (2.36").
Average rainfall days in December
Chelsea, AL
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in December
Chelsea, AL
- Average snowfall in December: 0.55"
The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Chelsea, AL
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is January (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
Chelsea, 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: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in December
Chelsea, AL
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in December
Chelsea, AL
- Average UV index in December: 3
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Chelsea, AL
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in December
Chelsea, 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).
Chelsea, Alabama, USA
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