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
Glenhayes in December undergoes a slight reduction in the average high-temperature, shifting from November's fresh 53.8°F (12.1°C) to a chilly 45°F (7.2°C). Glenhayes experiences an average low-temperature of 32.9°F (0.5°C) in month of December.Humidity
The average relative humidity in December is 80%.Rainfall
In Glenhayes, in December, it is raining for 12.6 days, with typically 3.19" (81mm) of accumulated precipitation. Throughout the year, there are 176.7 rainfall days, and 33.82" (859mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Glenhayes, West Virginia, in December, during 6.6 snowfall days, 2.56" (65mm) of snow is typically accumulated. Throughout the year, in Glenhayes, there are 33.2 snowfall days, and 13.35" (339mm) of snow is accumulated.Daylight
The month with the shortest days in Glenhayes, West Virginia, is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:27 am and sunset at 5:10 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:20 pm EST.
Sunshine
In December, the average sunshine in Glenhayes, West Virginia, is 4.2h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Glenhayes?
What is the average humidity in December in Glenhayes?
How many days does it rain in December in Glenhayes?
How many days does it snow in December in Glenhayes?
What is the month with the shortest days in Glenhayes?
What is the average length of the day in December in Glenhayes?
When is the sunrise / sunset in December in Glenhayes?
How long on average sun shines in December in Glenhayes?
When is the lowest UV index in Glenhayes?
How high is the UV index in December in Glenhayes?
Average temperature in December
Glenhayes, WV
- Average high temperature in December: 45°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Glenhayes, 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
Glenhayes, WV
- Average wind speed in December: 6.2mph
The windiest months (with the highest average wind speed) are January, February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Glenhayes, WV
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Glenhayes, WV
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Glenhayes, WV
- Average rainfall days in December: 12.6 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in December
Glenhayes, WV
- Average snowfall in December: 2.56"
The month with the highest snowfall is February (3.58").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Glenhayes, WV
- Average snowfall days in December: 6.6 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Glenhayes, 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 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Glenhayes, WV
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in December
Glenhayes, WV
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Glenhayes, WV
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Glenhayes, WV
- Average visibility in December: 5mi
The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).
Glenhayes, West Virginia, USA
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