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
Donlan Heights notes the coldest temperatures in January, with a high average of 37°F (2.8°C) and a low of 23.5°F (-4.7°C).Humidity
The months with the highest humidity in Donlan Heights are January and February, with an average relative humidity of 83%.Rainfall
In Donlan Heights, West Virginia, in January, during 12 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. Throughout the year, there are 182.8 rainfall days, and 38.62" (981mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Donlan Heights. The month with the most snowfall is January, when snow falls for 16.6 days and typically aggregates up to 8.15" (207mm) of snow.Daylight
In Donlan Heights, the average length of the day in January is 9h and 48min.On the first day of January, sunrise is at 7:40 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:41 pm EST.
Sunshine
With an average of 3.3h of sunshine, January has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Donlan Heights, West Virginia. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What time of the year is the coldest in Donlan Heights?
How cold is it in Donlan Heights in January?
What is the most humid month in Donlan Heights?
What is the average humidity in January in Donlan Heights?
How many days does it rain in January in Donlan Heights?
What is the snowiest month in Donlan Heights?
How much does it snow in Donlan Heights in January?
How many hours of daylight does Donlan Heights have in January?
When is the sunrise / sunset in January in Donlan Heights?
What is the month with the least sunshine in Donlan Heights?
How long on average sun shines in January in Donlan Heights?
What is the month with the lowest UV index in Donlan Heights?
What is the UV index reading in January in Donlan Heights?
Average temperature in January
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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
Donlan Heights, 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).
Donlan Heights, West Virginia, USA
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