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
The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a refreshing 57.7°F (14.3°C) in November to a frosty 49.8°F (9.9°C). In the month of December, Summer Bluff's average low-temperature falls to an icy 36.1°F (2.3°C).Humidity
With an average relative humidity of 81%, December is the most humid month in Summer Bluff.Rainfall
In December, in Summer Bluff, Alabama, the rain falls for 13.5 days. Throughout December, 3.9" (99mm) of precipitation is accumulated. In Summer Bluff, during the entire year, the rain falls for 172.1 days and collects up to 38.62" (981mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Summer Bluff, in December, during 1.2 snowfall days, 0.24" (6mm) of snow is typically accumulated. In Summer Bluff, during the entire year, snow falls for 7 days and aggregates up to 1.65" (42mm) of snow.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year in Summer Bluff.On the first day of the month, sunrise is at 6:33 am and sunset at 4:31 pm. On the last day of December, sunrise is at 6:50 am and sunset at 4:42 pm CST.
Sunshine
In December, the average sunshine is 4.8h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Summer Bluff. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What is the usual temperature for Summer Bluff in December?
What is the most humid month in Summer Bluff?
What is the average humidity in December in Summer Bluff?
How much does it rain in Summer Bluff in December?
How much does it snow in Summer Bluff in December?
What is the month with the shortest days in Summer Bluff?
What is the average length of the day in December in Summer Bluff?
When are sunrise and sunset in December in Summer Bluff?
How many hours of sunshine does Summer Bluff have in December?
What are the months with the lowest UV index in Summer Bluff?
What is the UV index reading in December in Summer Bluff?
Average temperature in December
Summer Bluff, AL
- Average high temperature in December: 49.8°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.7°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in December
Summer Bluff, AL
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Summer Bluff, AL
- Average wind speed in December: 5.8mph
The windiest months (with the highest average wind speed) are February, March and April (6.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).
Average humidity in December
Summer Bluff, AL
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Summer Bluff, AL
- Average rainfall in December: 3.9"
The wettest month (with the highest rainfall) is July (3.94").
The driest month (with the least rainfall) is September (2.36").
Average rainfall days in December
Summer Bluff, AL
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in December
Summer Bluff, AL
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Summer Bluff, AL
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (2.2 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
Summer Bluff, AL
- 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: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Summer Bluff, AL
- Average sunshine days in December: 16 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (10 days).
Average UV index in December
Summer Bluff, AL
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Summer Bluff, AL
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in December
Summer Bluff, AL
- Average visibility in December: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).
Summer Bluff, Alabama, USA
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