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
With December's onset, the weather reveals a slight temperature decrease, transitioning from a fresh 53.1°F (11.7°C) in November to a chilly 44.1°F (6.7°C). Nighttime temperatures in December average to a cold 32.2°F (0.1°C) in Hewett.Humidity
In Hewett, the average relative humidity in December is 81%.Rainfall
In December, the rain falls for 13.4 days. Throughout December, 3.39" (86mm) of precipitation is accumulated. In Hewett, West Virginia, during the entire year, the rain falls for 183.9 days and collects up to 35.35" (898mm) of precipitation.Snowfall
Months with snowfall in Hewett are January through April, October through December. In December, it is snowing for 7.9 days. Throughout December, 3.82" (97mm) of snow is accumulated. In Hewett, West Virginia, during the entire year, snow falls for 40.7 days and aggregates up to 19.45" (494mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December in Hewett, sunrise is at 7:25 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:18 pm EST.
Sunshine
In December, the average sunshine is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Hewett. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. 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. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
How cold does it get in Hewett in December?
What is the average humidity in December in Hewett?
How many days does it rain in December in Hewett?
How many days does it snow in December in Hewett?
What is the month with the shortest days in Hewett?
What is the average length of the day in December in Hewett?
When are sunrise and sunset in December in Hewett?
How many hours of sunshine does Hewett have in December?
What are the months with the lowest UV index in Hewett?
What is the UV index intensity in December in Hewett?
Average temperature in December
Hewett, WV
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 32.2°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in December
Hewett, 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 (29.98"Hg).
Average wind speed in December
Hewett, WV
- Average wind speed in December: 6.2mph
The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
Hewett, WV
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).
Average rainfall in December
Hewett, WV
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Hewett, WV
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (10.9 days).
Average snowfall in December
Hewett, WV
- Average snowfall in December: 3.82"
The months with the highest snowfall are January and February (5.12").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Hewett, WV
- Average snowfall days in December: 7.9 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hewett, WV
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Hewett, WV
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in December
Hewett, WV
- Average UV index in December: 2
The months with the highest UV index are June, July 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
Hewett, WV
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Hewett, WV
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Hewett, West Virginia, USA
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