January weather forecastGreendale, WV
January
Weather in January
January, the same as December, is another cold winter month in Greendale, West Virginia, with an average temperature ranging between min 24.1°F (-4.4°C) and max 37°F (2.8°C).Temperature
January, with its high-temperature average of 37°F (2.8°C) and a low-temperature average of 24.1°F (-4.4°C), is the coldest month.Humidity
In January, the average relative humidity is 83%.Rainfall
In January, the rain falls for 11.2 days. Throughout January, 2.32" (59mm) of precipitation is accumulated. In Greendale, during the entire year, the rain falls for 176.2 days and collects up to 30.55" (776mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 14.3 days and typically aggregates up to 5.59" (142mm) of snow.Daylight
In January, the average length of the day is 9h and 52min.On the first day of the month, sunrise is at 7:41 am and sunset at 5:14 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:45 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 3.8h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 2 during January leads to these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Greendale, WV
- Average high temperature in January: 37°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in January: 24.1°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 (24.1°F).
Average pressure in January
Greendale, WV
- Average pressure in January: 30.15"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 January
Greendale, WV
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Greendale, WV
- Average humidity in January: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is June (77%).
Average rainfall in January
Greendale, WV
- Average rainfall in January: 2.32"
The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in January
Greendale, WV
- Average rainfall days in January: 11.2 days
The month with the highest number of rainy days is May (20.4 days).
The month with the least rainy days is November (11 days).
Average snowfall in January
Greendale, WV
- Average snowfall in January: 5.59"
The month with the highest snowfall is January (5.59").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Greendale, WV
- Average snowfall days in January: 14.3 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Greendale, WV
- Average daylight in January: 9h and 54min
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 January: 3h and 48min
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 48min).
Average sunshine days in January
Greendale, WV
- Average sunshine days in January: 8.4 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is January (8.4 days).
Average UV index in January
Greendale, WV
- Average UV index in January: 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 January
Greendale, WV
- Average cloud cover in January: 64
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Greendale, WV
- Average visibility in January: 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).





