January weather forecast
Clay Junction, WV

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Weather in January

January, the same as December, is another cold winter month in Clay Junction, West Virginia, with an average temperature varying between 36.5°F (2.5°C) and 23.2°F (-4.9°C).

Temperature

Clay Junction's coldest weather arrives in January, when temperatures average a high of 36.5°F (2.5°C) and a low of 23.2°F (-4.9°C).

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 84%.

Rainfall

In Clay Junction, West Virginia, in January, it is raining for 13.4 days, with typically 3.11" (79mm) of accumulated precipitation. In Clay Junction, during the entire year, the rain falls for 190.3 days and collects up to 36.93" (938mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 16.3 days and typically aggregates up to 8.94" (227mm) of snow.

Daylight

In January, the average length of the day is 9h and 50min.
On the first day of the month, sunrise is at 7:41 am and sunset at 5:13 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:44 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 3.8h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Stay sun-safe with clothing that is both closely woven and worn loosely. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

The coldest month is January, with an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 23.2°F (-4.9°C).

How cold is January?

In January, in Clay Junction, the average high-temperature is 36.5°F (2.5°C), and the average low-temperature is 23.2°F (-4.9°C).

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 84%.

What is the average humidity in January?

The average relative humidity in January is 84%.

How many days does it rain in January?

In January, the rain falls for 13.4 days. Throughout January, 3.11" (79mm) of precipitation is accumulated.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 16.3 days and accumulates 8.94" (227mm) of snow.

How many days does it snow in January?

In Clay Junction, in January, snow falls for 16.3 days, with typically accumulated 8.94" (227mm) of snow.

How many hours of daylight does Clay Junction have in January?

In January, the average day length is 9h and 50min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:41 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:44 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 Clay Junction, West Virginia, the average sunshine duration in January is 3.8h.

What are the months with 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?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Clay Junction, WV

Average temperature in January - Clay Junction, WV
  • Average high temperature in January: 36.5°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in January: 23.2°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in January
Clay Junction, WV

Average pressure in January - Clay Junction, 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 (29.98"Hg).

Average wind speed in January
Clay Junction, WV

Average wind speed in January - Clay Junction, WV
  • Average wind speed in January: 7.3mph

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in January
Clay Junction, WV

Average humidity in January - Clay Junction, WV
  • Average humidity in January: 84%

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

Average rainfall in January
Clay Junction, WV

Average rainfall in January - Clay Junction, WV
  • Average rainfall in January: 3.11"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in January
Clay Junction, WV

Average rainfall days in January - Clay Junction, WV
  • Average rainfall days in January: 13.4 days

The month with the highest number of rainy days is May (23.3 days).
The month with the least rainy days is November (12.2 days).

Average snowfall in January
Clay Junction, WV

Average snowfall in January - Clay Junction, WV
  • Average snowfall in January: 8.94"

The month with the highest snowfall is January (8.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Clay Junction, WV

Average snowfall days in January - Clay Junction, WV
  • Average snowfall days in January: 16.3 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Clay Junction, WV

Average daylight in January / Average sunshine in January - Clay Junction, 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 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Clay Junction, WV

Average sunshine days in January - Clay Junction, WV
  • Average sunshine days in January: 7.1 days

The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (6.1 days).

Average UV index in January
Clay Junction, WV

Average UV index in January - Clay Junction, WV
  • Average UV index in January: 2

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

Average cloud cover in January
Clay Junction, WV

Average cloud cover in January - Clay Junction, 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 34).

Average visibility in January
Clay Junction, WV

Average visibility in January - Clay Junction, WV
  • Average visibility in January: 4mi

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

Clay Junction, West Virginia, USA

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