January weather forecast
Mount Gay, WV

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Weather in January

January, the same as December, is another cold winter month in Mount Gay, West Virginia, with an average temperature varying between 39.7°F (4.3°C) and 26.1°F (-3.3°C).

Temperature

Temperature records mark January as the coldest month, with highs averaging 39.7°F (4.3°C) and lows at 26.1°F (-3.3°C).

Humidity

In January, the average relative humidity is 81%.

Rainfall

In Mount Gay, in January, it is raining for 12.4 days, with typically 2.72" (69mm) of accumulated precipitation. In Mount Gay, during the entire year, the rain falls for 181.3 days and collects up to 34.37" (873mm) 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 11.6 days and typically aggregates up to 4.53" (115mm) of snow.

Daylight

The average length of the day in January is 9h and 54min.
On the first day of January, sunrise is at 7:43 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:49 pm EST.

Sunshine

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

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Mount Gay. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the maximum UV index of 2 suggests these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, noted for its average high-temperature of 39.7°F (4.3°C) and an average low-temperature of 26.1°F (-3.3°C), is considered the coldest month.

How cold is it in January?

January temperatures vary between a high-temperature of 39.7°F (4.3°C) and a low-temperature of 26.1°F (-3.3°C).

What is the average humidity in January?

In January, the average relative humidity is 81%.

How many days does it rain in January?

In Mount Gay, during January, the rain falls for 12.4 days and regularly aggregates up to 2.72" (69mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 11.6 days and typically aggregates up to 4.53" (115mm) of snow.

How many days does it snow in January?

In Mount Gay, in January, snow falls for 11.6 days, with typically accumulated 4.53" (115mm) of snow.

What is the average length of the day in January?

In Mount Gay, the average day length in January is 9h and 54min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:43 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:49 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, 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.

When is the lowest UV index?

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

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Mount Gay, WV

Average temperature in January - Mount Gay, WV
  • Average high temperature in January: 39.7°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Mount Gay, WV

Average pressure in January - Mount Gay, 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
Mount Gay, WV

Average wind speed in January - Mount Gay, WV
  • Average wind speed in January: 6.5mph

The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in January
Mount Gay, WV

Average humidity in January - Mount Gay, WV
  • Average humidity in January: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (76%).

Average rainfall in January
Mount Gay, WV

Average rainfall in January - Mount Gay, WV
  • Average rainfall in January: 2.72"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in January
Mount Gay, WV

Average rainfall days in January - Mount Gay, WV
  • Average rainfall days in January: 12.4 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is November (10.8 days).

Average snowfall in January
Mount Gay, WV

Average snowfall in January - Mount Gay, WV
  • Average snowfall in January: 4.53"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Mount Gay, WV

Average snowfall days in January - Mount Gay, WV
  • Average snowfall days in January: 11.6 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Mount Gay, WV

Average daylight in January / Average sunshine in January - Mount Gay, WV
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 42min).
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 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Mount Gay, WV

Average sunshine days in January - Mount Gay, WV
  • Average sunshine days in January: 10.4 days

The months with the most sunshine days are October and November (17 days).
The month with the least sunshine days is February (8.8 days).

Average UV index in January
Mount Gay, WV

Average UV index in January - Mount Gay, 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).

Average cloud cover in January
Mount Gay, WV

Average cloud cover in January - Mount Gay, WV
  • Average cloud cover in January: 62

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in January
Mount Gay, WV

Average visibility in January - Mount Gay, WV
  • Average visibility in January: 5mi

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

Mount Gay, West Virginia, USA

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