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's onset brings a slight change in high-temperatures, falling from a cool 52.7°F (11.5°C) in November to a frosty 43.2°F (6.2°C). The temperature dips to an average of 31.6°F (-0.2°C) during December nights.Humidity
In December, the average relative humidity is 81%.Rainfall
In Ripley, during December, the rain falls for 11 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, there are 149.3 rainfall days, and 15.55" (395mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 6.5 days. Throughout December, 1.18" (30mm) of snow is accumulated. In Ripley, during the entire year, snow falls for 32.3 days and aggregates up to 5.91" (150mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:26 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:15 pm EST.
Sunshine
In December, the average sunshine is 4.1h.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 of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Around midday, solar radiation is most harmful; hence, exposure should be limited. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Ripley have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Ripley have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Ripley, WV
- Average high temperature in December: 43.2°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 31.6°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Ripley, WV
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Ripley, WV
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Ripley, WV
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Ripley, WV
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in December
Ripley, WV
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in December
Ripley, WV
- Average snowfall in December: 1.18"
The month with the highest snowfall is January (1.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ripley, WV
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ripley, WV
- Average daylight in December: 9h and 3min
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 30min).
- 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 42min).
Average sunshine days in December
Ripley, WV
- Average sunshine days in December: 15 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Ripley, 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
Ripley, 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 32).
Average visibility in December
Ripley, 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).
Ripley, West Virginia, USA
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