January weather forecastHalcyon, WV
January
Weather in January
January, the same as December, is another cold winter month in Halcyon, West Virginia, with an average temperature varying between 39.7°F (4.3°C) and 26.1°F (-3.3°C).Temperature
January is the coldest month, exhibiting average temperatures of 39.7°F (4.3°C) at the peak and 26.1°F (-3.3°C) at the base.Humidity
The average relative humidity in January is 80%.Rainfall
In Halcyon, during January, the rain falls for 11.6 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, there are 166.7 rainfall days, and 26.57" (675mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 11.4 days and typically aggregates up to 3.82" (97mm) of snow.Daylight
In January, the average length of the day is 9h and 53min.On the first day of January, sunrise is at 7:44 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:49 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 3.7h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 2 during January translates into the following directions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Halcyon, WV
- Average high temperature in January: 39.7°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in January: 26.1°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in January
Halcyon, 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
Halcyon, WV
- Average wind speed in January: 6.5mph
The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in January
Halcyon, WV
- Average humidity in January: 80%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August and November (75%).
Average rainfall in January
Halcyon, WV
- Average rainfall in January: 1.77"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in January
Halcyon, WV
- Average rainfall days in January: 11.6 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in January
Halcyon, WV
- Average snowfall in January: 3.82"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Halcyon, WV
- Average snowfall days in January: 11.4 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Halcyon, 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 42min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Halcyon, WV
- Average sunshine days in January: 11.1 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in January
Halcyon, WV
- Average UV index in January: 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, November and December (UV index 2).
Average cloud cover in January
Halcyon, WV
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in January
Halcyon, 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).





