Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, known for its average high temperature of 37°F (2.8°C) and an average low temperature of 23.5°F (-4.7°C), is the coldest month.Humidity
The months with the highest humidity are January and February, with an average relative humidity of 83%.Rainfall
In Jacksonville, West Virginia, in January, during 12 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. In Jacksonville, during the entire year, the rain falls for 182.8 days and collects up to 38.62" (981mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Jacksonville, West Virginia. January is the month with the most snowfall in Jacksonville. Snow falls for 16.6 days and accumulates 8.15" (207mm) of snow.Daylight
In Jacksonville, the average length of the day in January is 9h and 49min.On the first day of the month, sunrise is at 7:40 am and sunset at 5:10 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:41 pm EST.
Sunshine
The month with the least sunshine in Jacksonville is January, with an average of 3.3h of sunshine.UV index
The months with the lowest UV index in Jacksonville are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 in January translates into these instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Jacksonville?
How cold is it in Jacksonville in January?
What are the most humid months in Jacksonville?
What is the average humidity in January in Jacksonville?
How many days does it rain in January in Jacksonville?
When does it snow the most in Jacksonville?
How many days does it snow in January in Jacksonville?
What is the average length of the day in January in Jacksonville?
When are sunrise and sunset in January in Jacksonville?
What is the month with the least sunshine in Jacksonville?
How long on average sun shines in January in Jacksonville?
When is the lowest UV index in Jacksonville?
What is the UV index reading in January in Jacksonville?
Average temperature in January
Jacksonville, WV
- Average high temperature in January: 37°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in January: 23.5°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in January
Jacksonville, WV
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Jacksonville, WV
- Average wind speed in January: 6.8mph
The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in January
Jacksonville, WV
- Average humidity in January: 83%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is August (76%).
Average rainfall in January
Jacksonville, WV
- Average rainfall in January: 3.11"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in January
Jacksonville, WV
- Average rainfall days in January: 12 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in January
Jacksonville, WV
- Average snowfall in January: 8.15"
The month with the highest snowfall is January (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Jacksonville, WV
- Average snowfall days in January: 16.6 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jacksonville, WV
- Average daylight in January: 9h and 5min
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 30min).
- Average sunshine in January: 3h and 2min
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 18min).
Average sunshine days in January
Jacksonville, WV
- Average sunshine days in January: 7.6 days
The month with the most sunshine days is October (14.1 days).
The months with the least sunshine days are January and February (7.6 days).
Average UV index in January
Jacksonville, WV
- Average UV index in January: 2
The months with the highest UV index are May, 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
Jacksonville, WV
- Average cloud cover in January: 67
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Jacksonville, WV
- Average visibility in January: 4mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January and February (4mi).
Jacksonville, West Virginia, USA
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