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 is marked by a subtle drop in average high-temperatures, transitioning from an enjoyable 61.7°F (16.5°C) in November to a fresh 54.3°F (12.4°C). Throughout December, Sumiton records an average temperature of 39.7°F (4.3°C) at night.Humidity
With an average relative humidity of 80%, December is the most humid month.Rainfall
In Sumiton, in December, during 8.9 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Sumiton, during the entire year, the rain falls for 128.4 days and collects up to 14.17" (360mm) of precipitation.Snowfall
Months with snowfall are January, February, November and December. In Sumiton, Alabama, during December, snow falls for 0.5 days and regularly aggregates up to 0.2" (5mm) of snow. In Sumiton, during the entire year, snow falls for 3.6 days and aggregates up to 0.63" (16mm) of snow.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December in Sumiton, 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
In December, the average sunshine is 4.9h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Sumiton. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the temperature in December in Sumiton?
What is the most humid month in Sumiton?
What is the average humidity in December in Sumiton?
How much does it rain in Sumiton in December?
How much does it snow in Sumiton in December?
What is the month with the shortest days in Sumiton?
How many hours of daylight does Sumiton have in December?
When are sunrise and sunset in December in Sumiton?
How long on average sun shines in December in Sumiton?
When is the lowest UV index in Sumiton?
What is the UV index reading in December in Sumiton?
Average temperature in December
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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
Sumiton, 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).
Sumiton, Alabama, USA
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