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's onset brings a negligible change in high-temperatures, falling from a refreshing 61.2°F (16.2°C) in November to a cool 53.6°F (12°C). Nighttime temperatures consistently average an icy 39.6°F (4.2°C) during December.Humidity
With an average relative humidity of 80%, December is the most humid month.Rainfall
In Gattman, in December, during 13.2 rainfall days, 4.25" (108mm) of precipitation is typically accumulated. In Gattman, during the entire year, the rain falls for 169 days and collects up to 42.64" (1083mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Gattman. In December, in Gattman, it is snowing for 0.5 days. Throughout December, 0.2" (5mm) of snow is accumulated. In Gattman, during the entire year, snow falls for 4.2 days and aggregates up to 1.18" (30mm) 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 December in Gattman, sunrise is at 6:40 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:54 pm CST.
Sunshine
The months with the least sunshine in Gattman are February and December, with an average of 4.7h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Gattman. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 3 during December translates into the following guidance:
Take precautions - Protection against sunburn is recommended. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Gattman?
What is the most humid month in Gattman?
What is the average humidity in December in Gattman?
How much does it rain in Gattman in December?
How many days does it snow in December in Gattman?
What is the month with the shortest days in Gattman?
How many hours of daylight does Gattman have in December?
When are sunrise and sunset in December in Gattman?
What are the months with the least sunshine in Gattman?
How long on average sun shines in December in Gattman?
What is the month with the lowest UV index in Gattman?
What is the UV index intensity in December in Gattman?
Average temperature in December
Gattman, MS
- Average high temperature in December: 53.6°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (50.2°F).
- Average low temperature in December: 39.6°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).
Average pressure in December
Gattman, 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 (29.97"Hg).
Average wind speed in December
Gattman, MS
- Average wind speed in December: 7mph
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 (4.6mph).
Average humidity in December
Gattman, MS
- 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
Gattman, MS
- Average rainfall in December: 4.25"
The wettest month (with the highest rainfall) is February (4.61").
The driest month (with the least rainfall) is November (2.32").
Average rainfall days in December
Gattman, MS
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Gattman, MS
- Average snowfall in December: 0.2"
The month with the highest snowfall is January (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Gattman, MS
- Average snowfall days in December: 0.5 days
The months with the highest number of snowfall days are January and February (1.3 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
Gattman, MS
- 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
Gattman, MS
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in December
Gattman, MS
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Gattman, MS
- Average cloud cover in December: 49
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in December
Gattman, MS
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Gattman, Mississippi, USA
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