January weather forecast
Donlan Heights, WV

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Weather in January

January, like December, in Donlan Heights, West Virginia, is a wintry winter month, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 23.5°F (-4.7°C).

Temperature

Donlan Heights's January weather reaches an average high of 37°F (2.8°C) and an average low of 23.5°F (-4.7°C), making it the coldest month.

Humidity

January and February, with an average relative humidity of 83%, are the most humid months.

Rainfall

In Donlan Heights, 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

Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 16.6 days and accumulates 8.15" (207mm) of snow.

Daylight

In January, the average length of the day 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. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

The coldest temperatures occur during January, when averages reach a peak of 37°F (2.8°C) and a low of 23.5°F (-4.7°C).

How cold is January?

The average high-temperature, in January, in Donlan Heights, is 37°F (2.8°C), while the average low-temperature is 23.5°F (-4.7°C).

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 83%.

What is the average humidity in January?

In January, the average relative humidity is 83%.

How much does it rain in January?

In January, the rain falls for 12 days. Throughout January, 3.11" (79mm) of precipitation is accumulated.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 16.6 days and accumulates 8.15" (207mm) of snow.

How many days does it snow in January?

In Donlan Heights, in January, snow falls for 16.6 days, with typically accumulated 8.15" (207mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 48min.

When are sunrise and sunset in January?

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.

What is the month with the least sunshine?

With an average of 3.3h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

In January, the average sunshine duration is 3.3h.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January in Donlan Heights?

In Donlan Heights, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Donlan Heights, WV

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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 / 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 - 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 - 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 - 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 - 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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