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
As December commences, the average high-temperature subtly reduces, transitioning from an enjoyable 65.3°F (18.5°C) in November to a moderate 57.9°F (14.4°C). The nighttime temperature in Mannassa dips to an icy 42.6°F (5.9°C) on average during December.Humidity
The most humid month is December, with an average relative humidity of 81%.Rainfall
December is the month with the most rainfall. Rain falls for 13.1 days and accumulates 3.86" (98mm) of precipitation.Snowfall
Months with snowfall are January through March and December. The month with the most snowfall in Mannassa is December, when snow falls for 0.8 days and typically aggregates up to 0.43" (11mm) of snow.Daylight
With an average of 10h and 6min of daylight, December has the shortest days of the year in Mannassa.On the first day of the month, sunrise is at 6:37 am and sunset at 4:49 pm. On the last day of December, sunrise is at 6:54 am and sunset at 5:00 pm CST.
Sunshine
With an average of 4.8h of sunshine, December has the least sunshine of the year.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What is the usual temperature for Mannassa in December?
What is the most humid month in Mannassa?
What is the average humidity in December in Mannassa?
What is the rainiest month in Mannassa?
How much does it rain in Mannassa in December?
What is the snowiest month in Mannassa?
When does it start to snow in Mannassa?
What is the month with the shortest days in Mannassa?
How many hours of daylight does Mannassa have in December?
What time are sunrise and sunset in December in Mannassa?
What is the month with the least sunshine in Mannassa?
How long on average sun shines in December in Mannassa?
What is the month with the lowest UV index in Mannassa?
What is the UV index reading in December in Mannassa?
Average temperature in December
Mannassa, MS
- Average high temperature in December: 57.9°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (55°F).
- Average low temperature in December: 42.6°F
The months with the highest average low temperature are July and August (71.8°F).
The coldest month (with the lowest average low temperature) is January (38.3°F).
Average pressure in December
Mannassa, 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
Mannassa, MS
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in December
Mannassa, MS
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Mannassa, MS
- Average rainfall in December: 3.86"
The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in December
Mannassa, MS
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is November (8 days).
Average snowfall in December
Mannassa, MS
- Average snowfall in December: 0.43"
The month with the highest snowfall is December (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Mannassa, MS
- Average snowfall days in December: 0.8 days
The months with the highest number of snowfall days are January and December (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
Mannassa, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Mannassa, MS
- Average sunshine days in December: 16 days
The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in December
Mannassa, MS
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Mannassa, MS
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in December
Mannassa, MS
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, June, October and November (6mi).
The months with the lowest visibility are January, May, July, August, September and December (5mi).
Mannassa, Mississippi, USA
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