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
Pioneer Rocks in December undergoes a mild reduction in the average high-temperature, shifting from November's cool 50°F (10°C) to an icy 40.6°F (4.8°C). An average low-temperature of 29.3°F (-1.5°C) is observed in Pioneer Rocks during the December nights.Humidity
In December, the average relative humidity in Pioneer Rocks is 83%.Rainfall
In Pioneer Rocks, in December, during 13 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Pioneer Rocks, during the entire year, the rain falls for 187.8 days and collects up to 36.46" (926mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Pioneer Rocks, West Virginia, in December, during 13.1 snowfall days, 6.14" (156mm) of snow is typically accumulated. In Pioneer Rocks, during the entire year, snow falls for 63.1 days and aggregates up to 32.32" (821mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 4:55 pm. On the last day of December, in Pioneer Rocks, sunrise is at 7:40 am and sunset at 5:05 pm EST.
Sunshine
In December, the average sunshine in Pioneer Rocks is 3.8h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
How cold is December in Pioneer Rocks?
What is the average humidity in December in Pioneer Rocks?
How much does it rain in Pioneer Rocks in December?
How much does it snow in Pioneer Rocks in December?
What is the month with the shortest days in Pioneer Rocks?
How many hours of daylight does Pioneer Rocks have in December?
When is the sunrise / sunset in December in Pioneer Rocks?
How many hours of sunshine does Pioneer Rocks have in December?
When is the lowest UV index in Pioneer Rocks?
What is the UV index reading in December in Pioneer Rocks?
Average temperature in December
Pioneer Rocks, WV
- Average high temperature in December: 40.6°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Pioneer Rocks, WV
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Pioneer Rocks, WV
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Pioneer Rocks, WV
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Pioneer Rocks, WV
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Pioneer Rocks, WV
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (11.1 days).
Average snowfall in December
Pioneer Rocks, WV
- Average snowfall in December: 6.14"
The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Pioneer Rocks, WV
- Average snowfall days in December: 13.1 days
The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pioneer Rocks, WV
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Pioneer Rocks, WV
- Average sunshine days in December: 10 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.7 days).
Average UV index in December
Pioneer Rocks, WV
- Average UV index in December: 1
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Pioneer Rocks, WV
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Pioneer Rocks, WV
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Pioneer Rocks, West Virginia, USA
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