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
In Harley, January is the coldest month, with temperatures averaging a high of 37.8°F (3.2°C) and a low of 24.3°F (-4.3°C).Humidity
January and February, with an average relative humidity of 82%, are the most humid months.Rainfall
In January, in Harley, West Virginia, the rain falls for 11.9 days. Throughout January, 2.64" (67mm) of precipitation is accumulated. Throughout the year, in Harley, there are 186.1 rainfall days, and 36.3" (922mm) of precipitation is accumulated.Snowfall
Months with snowfall in Harley are January through May, October through December. January is the month with the most snowfall in Harley. Snow falls for 14 days and accumulates 5.39" (137mm) of snow.Daylight
The average length of the day in January is 9h and 50min.On the first day of January, sunrise is at 7:42 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:45 pm EST.
Sunshine
January has the least sunshine of the year in Harley, with an average of 3.6h of sunshine.UV index
The months with the lowest UV index in Harley are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Harley?
Is January cold in Harley?
What are the most humid months in Harley?
What is the average humidity in January in Harley?
How much does it rain in Harley in January?
What is the snowiest month in Harley?
How many days does it snow in January in Harley?
How many hours of daylight does Harley have in January?
When is the sunrise / sunset in January in Harley?
What is the month with the least sunshine in Harley?
How many hours of sunshine does Harley have in January?
What are the months with the lowest UV index in Harley?
What is the UV index intensity in January in Harley?
Average temperature in January
Harley, WV
- Average high temperature in January: 37.8°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Harley, WV
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Harley, WV
- Average wind speed in January: 6.6mph
The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in January
Harley, WV
- Average humidity in January: 82%
The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are June and August (76%).
Average rainfall in January
Harley, WV
- Average rainfall in January: 2.64"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in January
Harley, WV
- Average rainfall days in January: 11.9 days
The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is November (11.5 days).
Average snowfall in January
Harley, WV
- Average snowfall in January: 5.39"
The month with the highest snowfall is January (5.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Harley, WV
- Average snowfall days in January: 14 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Harley, WV
- Average daylight in January: 9h and 5min
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 January: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in January
Harley, WV
- Average sunshine days in January: 8.9 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (7.9 days).
Average UV index in January
Harley, 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 and December (UV index 2).
Average cloud cover in January
Harley, 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 33).
Average visibility in January
Harley, WV
- Average visibility in January: 4mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).
Harley, West Virginia, USA
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