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 brings a slight decrease in temperature, down from a comfortable 62.4°F (16.9°C) in November to a fresh 55.2°F (12.9°C). Sylacauga's average low-temperature is measured at an icy 40.5°F (4.7°C) during December.Humidity
The most humid month in Sylacauga, Alabama, is December, with an average relative humidity of 80%.Rainfall
In December, in Sylacauga, the rain falls for 9.4 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 126.6 rainfall days, and 12.64" (321mm) of precipitation is accumulated.Snowfall
Months with snowfall in Sylacauga are January, February, November and December. The months with the most snowfall are January and December, with an average 0.12" (3mm) of accumulated snow.Daylight
With an average of 10h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:30 am and sunset at 4:37 pm. On the last day of December, in Sylacauga, Alabama, sunrise is at 6:48 am and sunset at 4:48 pm CST.
Sunshine
In Sylacauga, the average sunshine in December is 5h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Enhance your sun protection with tightly woven, yet airy clothing. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the temperature in December in Sylacauga?
What is the most humid month in Sylacauga?
What is the average humidity in December in Sylacauga?
How much does it rain in Sylacauga in December?
What is the snowiest month in Sylacauga?
How many days does it snow in December in Sylacauga?
What is the month with the shortest days in Sylacauga?
What is the average length of the day in December in Sylacauga?
When is the sunrise / sunset in December in Sylacauga?
How long on average sun shines in December in Sylacauga?
When is the lowest UV index in Sylacauga?
What is the UV index intensity in December in Sylacauga?
Average temperature in December
Sylacauga, AL
- Average high temperature in December: 55.2°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (51.6°F).
- Average low temperature in December: 40.5°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).
Average pressure in December
Sylacauga, AL
- Average pressure in December: 30.14"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
Sylacauga, AL
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in December
Sylacauga, 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 (72%).
Average rainfall in December
Sylacauga, AL
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is September (0.59").
Average rainfall days in December
Sylacauga, AL
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (5.5 days).
Average snowfall in December
Sylacauga, AL
- Average snowfall in December: 0.12"
The months with the highest snowfall are January and December (0.12").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
Sylacauga, AL
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is January (0.8 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
Sylacauga, 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: 5h and 0min
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 54min).
Average sunshine days in December
Sylacauga, AL
- Average sunshine days in December: 19.8 days
The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in December
Sylacauga, AL
- Average UV index in December: 3
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, February, November and December (UV index 3).
Average cloud cover in December
Sylacauga, 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 October (Cloud cover 30).
Average visibility in December
Sylacauga, AL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Sylacauga, Alabama, USA
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