January weather forecast
Henderson, WV

Share

Weather in January

January in Henderson, West Virginia, typically begins with colder temperatures and sees the most snowfall of the year, with 2.01" (51mm) falling over 11.3 days. Residents frequently deal with cold fronts, icy roads, and shovel-ready mornings as winter's grip tightens. While the wintry chill remains persistently during January, it eases slightly as the month progresses, giving way to milder days. Despite this, the city sees little of the sun, with an average daylight duration of only 9.8 hours. Outdoor activities are limited due to weather conditions, making January a good time to appreciate indoor pursuits.

Temperature

January tends to be the coldest month in Henderson, West Virginia, with temperatures averaging a daily high of 37.9°F (3.3°C) and a low of 24.3°F (-4.3°C).

Humidity

The months with the highest humidity in Henderson are January and February, with an average relative humidity of 82%.

Rainfall

In Henderson, West Virginia, during January, the rain falls for 11.8 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Henderson, West Virginia, during the entire year, the rain falls for 169.2 days and collects up to 27.56" (700mm) of precipitation.

Snowfall

Months with snowfall in Henderson are January through April, November and December. In January, it is snowing for 11.3 days. Throughout January, 2.01" (51mm) of snow is accumulated. Throughout the year, there are 35.5 snowfall days, and 7.2" (183mm) of snow is accumulated.

Daylight

The average length of the day in January in Henderson is 9h and 49min.
On the first day of the month, sunrise is at 7:46 am and sunset at 5:17 pm. On the last day of January, in Henderson, sunrise is at 7:35 am and sunset at 5:48 pm EST.

Sunshine

With an average of 3.7h of sunshine, January has the least sunshine of the year in Henderson.

UV index

The months with the lowest UV index in Henderson are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
[Resources]

Frequently asked questions

What part of the year is the coldest in Henderson?

In Henderson, January registers the lowest temperatures, averaging 37.9°F (3.3°C) at the peak and 24.3°F (-4.3°C) at the lowest.

How cold does it get in Henderson in January?

In Henderson, 37.9°F (3.3°C) is the average high-temperature and 24.3°F (-4.3°C) is the average low-temperature during January.

What is the most humid month in Henderson?

The months with the highest humidity in Henderson, West Virginia, are January and February, with an average relative humidity of 82%.

What is the average humidity in January in Henderson?

In January, the average relative humidity in Henderson is 82%.

How many days does it rain in January in Henderson?

In Henderson, West Virginia, in January, during 11.8 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How many days does it snow in January in Henderson?

In January, in Henderson, it is snowing for 11.3 days. Throughout January, 2.01" (51mm) of snow is accumulated.

How many hours of daylight does Henderson have in January?

The average day length in January in Henderson, West Virginia, is 9h and 49min.

When is the sunrise / sunset in January in Henderson?

On the first day of January, sunrise is at 7:46 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:48 pm EST.

What is the month with the least sunshine in Henderson?

The month with the least sunshine in Henderson is January, with an average of 3.7h of sunshine.

How long on average sun shines in January in Henderson?

In January, the average sunshine duration is 3.7h.

What is the month with the lowest UV index in Henderson?

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

What is the UV index reading in January in Henderson?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
Henderson, WV

Average temperature in January - Henderson, WV
  • Average high temperature in January: 37.9°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in January: 24.3°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

[Resources]

Average pressure in January
Henderson, WV

Average pressure in January - Henderson, WV
  • Average pressure in January: 30.15"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

[Resources]

Average wind speed in January
Henderson, WV

Average wind speed in January - Henderson, WV
  • Average wind speed in January: 6.9mph

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

[Resources]

Average humidity in January
Henderson, WV

Average humidity in January - Henderson, WV
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).

[Resources]

Average rainfall in January
Henderson, WV

Average rainfall in January - Henderson, WV
  • Average rainfall in January: 1.73"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.57").

[Resources]

Average rainfall days in January
Henderson, WV

Average rainfall days in January - Henderson, WV
  • Average rainfall days in January: 11.8 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.1 days).

[Resources]

Average snowfall in January
Henderson, WV

Average snowfall in January - Henderson, WV
  • Average snowfall in January: 2.01"

The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in January
Henderson, WV

Average snowfall days in January - Henderson, WV
  • Average snowfall days in January: 11.3 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Henderson, WV

Average daylight in January / Average sunshine in January - Henderson, 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 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

[Resources]

Average sunshine days in January
Henderson, WV

Average sunshine days in January - Henderson, WV
  • Average sunshine days in January: 11.3 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is February (9.2 days).

[Resources]

Average UV index in January
Henderson, WV

Average UV index in January - Henderson, WV
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

[Resources]

Average cloud cover in January
Henderson, WV

Average cloud cover in January - Henderson, WV
  • Average cloud cover in January: 61

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

[Resources]

Average visibility in January
Henderson, WV

Average visibility in January - Henderson, WV
  • Average visibility in January: 5mi

The months with the highest visibility are April, June and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September, October and December (5mi).

[Resources]

Henderson, West Virginia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location