January weather forecast
Glen Jean, WV

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Weather in January

January, like December, in Glen Jean, West Virginia, is another cold winter month, with temperature in the range of an average low of 23.5°F (-4.7°C) and an average high of 37°F (2.8°C).

Temperature

Glen Jean witnesses the coldest weather in January, with temperatures averaging a high of 37°F (2.8°C) and a low of 23.5°F (-4.7°C).

Humidity

In Glen Jean, the average relative humidity in January is 83%.

Rainfall

In Glen Jean, during January, the rain falls for 11.8 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 173.9 rainfall days, and 22.64" (575mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. The months with the most snowfall are January and March, with an average 3.66" (93mm) of accumulated snow.

Daylight

In January, the average length of the day is 9h and 53min.
On the first day of January, sunrise is at 7:40 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:46 pm EST.

Sunshine

With an average of 3.8h of sunshine, January has the least sunshine of the year.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 2 in January translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

With an average high-temperature of 37°F (2.8°C) and an average low-temperature of 23.5°F (-4.7°C), January is the coldest month.

How cold is January?

In Glen Jean, in January, the average high-temperature is 37°F (2.8°C), and the average low-temperature is 23.5°F (-4.7°C).

What is the average humidity in January?

In Glen Jean, the average relative humidity in January is 83%.

How much does it rain in January?

In January, the rain falls for 11.8 days. Throughout January, 1.61" (41mm) of precipitation is accumulated.

When does it snow the most?

The months with the most snowfall in Glen Jean are January and March, with an average 3.66" (93mm) of accumulated snow.

How many days does it snow in January in Glen Jean?

In January, it is snowing for 14.3 days. Throughout January, 3.66" (93mm) of snow is accumulated.

How many hours of daylight does Glen Jean have in January?

In January, the average day length is 9h and 53min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:40 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:46 pm EST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.8h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 3.8h.

What are the months with the lowest UV index?

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

What is the UV index intensity in January?

In Glen Jean, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes 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
Glen Jean, WV

Average temperature in January - Glen Jean, WV
  • Average high temperature in January: 37°F

The warmest month (with the highest average high temperature) is July (82°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 (59.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in January
Glen Jean, WV

Average pressure in January - Glen Jean, 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
Glen Jean, WV

Average wind speed in January - Glen Jean, WV
  • Average wind speed in January: 7.4mph

The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in January
Glen Jean, WV

Average humidity in January - Glen Jean, WV
  • Average humidity in January: 83%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).

Average rainfall in January
Glen Jean, WV

Average rainfall in January - Glen Jean, WV
  • Average rainfall in January: 1.61"

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is November (1.18").

Average rainfall days in January
Glen Jean, WV

Average rainfall days in January - Glen Jean, WV
  • Average rainfall days in January: 11.8 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in January
Glen Jean, WV

Average snowfall in January - Glen Jean, WV
  • Average snowfall in January: 3.66"

The months with the highest snowfall are January and March (3.66").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Glen Jean, WV

Average snowfall days in January - Glen Jean, WV
  • Average snowfall days in January: 14.3 days

The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Glen Jean, WV

Average daylight in January / Average sunshine in January - Glen Jean, 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 36min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Glen Jean, WV

Average sunshine days in January - Glen Jean, WV
  • Average sunshine days in January: 9.1 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (8.7 days).

Average UV index in January
Glen Jean, WV

Average UV index in January - Glen Jean, WV
  • Average UV index in January: 2

The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January
Glen Jean, WV

Average cloud cover in January - Glen Jean, 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 36).

Average visibility in January
Glen Jean, WV

Average visibility in January - Glen Jean, WV
  • Average visibility in January: 4mi

The months with the highest visibility are February, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January and September (4mi).

Glen Jean, West Virginia, USA

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