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 commencement of December indicates a gentle shift in the average high-temperature, receding from November's mild 58.6°F (14.8°C) to a cool 50.9°F (10.5°C). December witnesses an average low-temperature hovering around a cold 36.7°F (2.6°C).Humidity
With an average relative humidity of 81%, December is the most humid month in Sylvania.Rainfall
The wettest months in Sylvania are July and December, with an average 4.88" (124mm) of rainfall.Snowfall
Months with snowfall in Sylvania are January through March, November and December. In Sylvania, in December, during 1.6 snowfall days, 0.43" (11mm) of snow is typically accumulated. In Sylvania, during the entire year, snow falls for 8.7 days and aggregates up to 2.52" (64mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 6:32 am and sunset at 4:32 pm. On the last day of December, sunrise is at 6:49 am and sunset at 4:43 pm CST.
Sunshine
In December, the average sunshine in Sylvania is 4.5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 2 translates into these guidelines:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What is the average December temperature in Sylvania?
What is the most humid month in Sylvania?
What is the average humidity in December in Sylvania?
What is the wettest month in Sylvania?
How much does it rain in Sylvania in December?
How many days does it snow in December in Sylvania?
What is the month with the shortest days in Sylvania?
How many hours of daylight does Sylvania have in December?
When is the sunrise / sunset in December in Sylvania?
How long on average sun shines in December in Sylvania?
When is the lowest UV index in Sylvania?
What is the UV index intensity in December in Sylvania?
Average temperature in December
Sylvania, AL
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in December: 36.7°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in December
Sylvania, 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
Sylvania, AL
- Average wind speed in December: 7.2mph
The windiest months (with the highest average wind speed) are February and March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in December
Sylvania, 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
Sylvania, AL
- Average rainfall in December: 4.88"
The wettest months (with the highest rainfall) are July and December (4.88").
The driest month (with the least rainfall) is October (2.8").
Average rainfall days in December
Sylvania, AL
- Average rainfall days in December: 14.6 days
The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (10 days).
Average snowfall in December
Sylvania, AL
- Average snowfall in December: 0.43"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Sylvania, AL
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sylvania, AL
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Sylvania, AL
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (7.9 days).
Average UV index in December
Sylvania, 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
Sylvania, AL
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are June and September (Cloud cover 33).
Average visibility in December
Sylvania, AL
- Average visibility in December: 5mi
The months with the highest visibility are March, April, June, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August and December (5mi).
Sylvania, Alabama, USA
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