December weather forecastGenoa, WV
December
Weather in December
December, the first month of the winter in Genoa, is still a chilly month, with an average temperature varying between 32.9°F (0.5°C) and 45°F (7.2°C).Temperature
The arrival of December corresponds with a light shift in temperature, down from a cool 53.8°F (12.1°C) in November to a chilly 45°F (7.2°C). The average temperature during December nights in Genoa is registered at an icy 32.9°F (0.5°C).Humidity
The average relative humidity in December in Genoa is 80%.Rainfall
In Genoa, during December, the rain falls for 12.6 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Genoa, during the entire year, the rain falls for 176.7 days and collects up to 33.82" (859mm) of precipitation.Snowfall
Months with snowfall in Genoa are January through April, October through December. In Genoa, during December, snow falls for 6.6 days and regularly aggregates up to 2.56" (65mm) of snow. In Genoa, during the entire year, snow falls for 33.2 days and aggregates up to 13.35" (339mm) of snow.Daylight
The month with the shortest days in Genoa 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 Genoa, the average sunshine in December is 4.2h.UV index
The months with the lowest UV index in Genoa are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Genoa, 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
Genoa, 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
Genoa, 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
Genoa, 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
Genoa, 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
Genoa, 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
Genoa, 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
Genoa, 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
Genoa, WV
- Average daylight in December: 9h and 36min
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 12min
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
Genoa, 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
Genoa, 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
Genoa, 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
Genoa, 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).





