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
In Derma, the average high-temperature in December slightly decreases from a refreshing 61.5°F (16.4°C) in November to a fresh 53.4°F (11.9°C). Derma anticipates an average minimum temperature of 39.6°F (4.2°C) in the month of December.Humidity
February and December, with an average relative humidity of 80%, are the most humid months in Derma.Rainfall
In Derma, in December, during 12.2 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In Derma, during the entire year, the rain falls for 161.2 days and collects up to 32.99" (838mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Derma, in December, during 0.7 snowfall days, 0.24" (6mm) of snow is typically accumulated. Throughout the year, there are 4.4 snowfall days, and 1.06" (27mm) of snow is accumulated.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 6:44 am and sunset at 4:48 pm. On the last day of December, sunrise is at 7:02 am and sunset at 4:58 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.8h of sunshine.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 of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the most humid month in Derma?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in Derma in December?
What is the month with the shortest days?
What is the average length of the day in December in Derma?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Derma have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Derma, MS
- Average high temperature in December: 53.4°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (50.5°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 (35.2°F).
Average pressure in December
Derma, 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
Derma, MS
- Average wind speed in December: 6.9mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Derma, MS
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Derma, MS
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is November (1.73").
Average rainfall days in December
Derma, MS
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in December
Derma, MS
- Average snowfall in December: 0.24"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Derma, MS
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (1.8 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
Derma, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
Derma, MS
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in December
Derma, 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
Derma, MS
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 28).
Average visibility in December
Derma, 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).
Derma, Mississippi, USA
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