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 shift from November to December in Brookhaven, Mississippi, includes a small decrease in the average high-temperature, from a comfortable 65.1°F (18.4°C) to a moderate 58.3°F (14.6°C). An average nighttime temperature of 43.2°F (6.2°C) is noted during the month of December.Humidity
The months with the highest humidity in Brookhaven are February and December, with an average relative humidity of 82%.Rainfall
In Brookhaven, in December, during 10.5 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. Throughout the year, there are 147.1 rainfall days, and 20.31" (516mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall in Brookhaven. December is the first month it typically snows in Brookhaven, Mississippi. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Brookhaven, Mississippi, there are 1.8 snowfall days, and 0.35" (9mm) of snow is accumulated.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year in Brookhaven.On the first day of December, sunrise is at 6:43 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 5:09 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 4.7h of sunshine.UV index
The months with the lowest UV index in Brookhaven are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 3 in December translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the usual temperature for Brookhaven in December?
What are the most humid months in Brookhaven?
What is the average humidity in December in Brookhaven?
How much does it rain in Brookhaven in December?
When does it start to snow in Brookhaven?
What is the month with the shortest days in Brookhaven?
What is the average length of the day in December in Brookhaven?
When is the sunrise / sunset in December in Brookhaven?
What is the month with the least sunshine in Brookhaven?
How many hours of sunshine does Brookhaven have in December?
When is the lowest UV index in Brookhaven?
What is the UV index reading in December in Brookhaven?
Average temperature in December
Brookhaven, MS
- Average high temperature in December: 58.3°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.6°F).
- Average low temperature in December: 43.2°F
The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).
Average pressure in December
Brookhaven, MS
- 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 (29.96"Hg).
Average wind speed in December
Brookhaven, MS
- Average wind speed in December: 6.7mph
The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Brookhaven, MS
- Average humidity in December: 82%
The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Brookhaven, MS
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is November (0.98").
Average rainfall days in December
Brookhaven, MS
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is August (19 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in December
Brookhaven, MS
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Brookhaven, MS
- Average snowfall days in December: 0.4 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, October and November (0 days).
Average daylight in December /
Average sunshine in December
Brookhaven, MS
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Brookhaven, MS
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is August (10 days).
Average UV index in December
Brookhaven, MS
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Brookhaven, MS
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in December
Brookhaven, MS
- Average visibility in December: 5mi
The months with the highest visibility are April, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and December (5mi).
Brookhaven, Mississippi, USA
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