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 start of December signals a gentle decrease in the average high-temperature, transitioning from a mild 60.1°F (15.6°C) in November to a cool 52.3°F (11.3°C). Throughout December, the nighttime temperature averages to a wintry 38.3°F (3.5°C).Humidity
With an average relative humidity of 80%, December is the most humid month.Rainfall
The month with the most rainfall is December, when the rain falls for 13.3 days and typically aggregates up to 4.45" (113mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Delmar, during December, snow falls for 1.2 days and regularly aggregates up to 0.28" (7mm) of snow. In Delmar, during the entire year, snow falls for 6.6 days and aggregates up to 2.05" (52mm) of snow.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:38 am and sunset at 4:40 pm. On the last day of December, sunrise is at 6:56 am and sunset at 4:51 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.7h of sunshine.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 during December leads to these advisories:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Delmar in December?
What is the most humid month?
What is the average humidity in December?
What is the rainiest month?
How much does it rain in December?
How many days does it snow in December in Delmar?
What is the month with the shortest days?
How many hours of daylight does Delmar have in December?
What time are sunrise and sunset in December?
What are the months with the least sunshine in Delmar?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Delmar, AL
- Average high temperature in December: 52.3°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in December: 38.3°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (34°F).
Average pressure in December
Delmar, 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 (29.97"Hg).
Average wind speed in December
Delmar, AL
- Average wind speed in December: 7.4mph
The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Delmar, 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
Delmar, AL
- Average rainfall in December: 4.45"
The wettest month (with the highest rainfall) is December (4.45").
The driest month (with the least rainfall) is November (2.4").
Average rainfall days in December
Delmar, AL
- Average rainfall days in December: 13.3 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in December
Delmar, AL
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Delmar, AL
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (2.1 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
Delmar, 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in December
Delmar, AL
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is August (9.3 days).
Average UV index in December
Delmar, AL
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Delmar, AL
- Average cloud cover in December: 49
The months with the most cloud cover are February and December (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in December
Delmar, AL
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, May and July (5mi).
Delmar, Alabama, USA
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