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 brings a slight decrease in temperature, down from a cool 52°F (11.1°C) in November to a chilly 43.5°F (6.4°C). Itmann records a steady low-temperature average of 30.7°F (-0.7°C) during December.Humidity
In Itmann, the average relative humidity in December is 81%.Rainfall
In Itmann, during December, the rain falls for 12.4 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, there are 180.7 rainfall days, and 32.24" (819mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Itmann, during December, snow falls for 10.5 days and regularly aggregates up to 5.55" (141mm) of snow. In Itmann, West Virginia, during the entire year, snow falls for 50.3 days and aggregates up to 27.09" (688mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Itmann.On the first day of December in Itmann, sunrise is at 7:22 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:17 pm EST.
Sunshine
The average sunshine in December is 4.6h.UV index
The months with the lowest UV index in Itmann are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. When the Sun is at its strongest around midday, find shade and limit exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Itmann during December?
What is the average humidity in December in Itmann?
How many days does it rain in December in Itmann?
How much does it snow in Itmann in December?
What is the month with the shortest days in Itmann?
How many hours of daylight does Itmann have in December?
When is the sunrise / sunset in December in Itmann?
How many hours of sunshine does Itmann have in December?
When is the lowest UV index in Itmann?
What is the UV index intensity in December in Itmann?
Average temperature in December
Itmann, WV
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in December
Itmann, WV
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Itmann, WV
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Itmann, WV
- Average humidity in December: 81%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).
Average rainfall in December
Itmann, WV
- Average rainfall in December: 3.15"
The wettest months (with the highest rainfall) are February and May (3.43").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in December
Itmann, WV
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (11.3 days).
Average snowfall in December
Itmann, WV
- Average snowfall in December: 5.55"
The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Itmann, WV
- Average snowfall days in December: 10.5 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Itmann, WV
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Itmann, WV
- Average sunshine days in December: 11.7 days
The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in December
Itmann, WV
- Average UV index in December: 2
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Itmann, WV
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Itmann, WV
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Itmann, West Virginia, USA
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