January weather forecast
Nitro, WV

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Weather in January

The start of the year in Nitro, West Virginia is marked by chilly conditions and the possibility of snowfall, typically around 2.05" (52mm) on average. Despite the fairly cold weather, January can still feature a clear sky on occasion, as it has fewer cloud-cover days when compared to the ensuing months. With average visibility at 5 miles, it is a reasonably clear month for drivers and pedestrians alike. High humidity is also a characteristic of January, providing depth to the cold days. In contrast to the upcoming February, January’s days are shorter and cooler.

Temperature

The month of January sees the lowest average temperatures, reaching 38.8°F (3.8°C) at the peak and 25.9°F (-3.4°C) at the low.

Humidity

In January, the average relative humidity is 81%.

Rainfall

In Nitro, in January, it is raining for 10.1 days, with typically 1.06" (27mm) of accumulated precipitation. In Nitro, during the entire year, the rain falls for 152.9 days and collects up to 16.5" (419mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 11.2 days and accumulates 2.05" (52mm) of snow.

Daylight

The average length of the day in January is 9h and 51min.
On the first day of the month, sunrise is at 7:44 am and sunset at 5:17 pm. On the last day of January, sunrise is at 7:33 am and sunset at 5:47 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 3.7h of sunshine.

UV index

January, February 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 health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 during January leads to these advisories:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Enhance your sun protection with tightly woven, yet airy clothing. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Nitro notes the coldest temperatures in January, with a average high of 38.8°F (3.8°C) and a low of 25.9°F (-3.4°C).

How cold is January?

January temperatures vary between a high-temperature of 38.8°F (3.8°C) and a low-temperature of 25.9°F (-3.4°C).

What is the average humidity in January in Nitro?

In January, the average relative humidity in Nitro is 81%.

How much does it rain in January?

In January, the rain falls for 10.1 days. Throughout January, 1.06" (27mm) of precipitation is accumulated.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 11.2 days and typically aggregates up to 2.05" (52mm) of snow.

How many days does it snow in January?

In Nitro, West Virginia, in January, during 11.2 snowfall days, 2.05" (52mm) of snow is typically accumulated.

How many hours of daylight does Nitro have in January?

In Nitro, the average day length in January is 9h and 51min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:44 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:47 pm EST.

What is the month with the least sunshine?

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

How long on average sun shines in January?

In Nitro, the average sunshine duration in January is 3.7h.

What are the months with the lowest UV index?

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

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
43.9°F 6.6°C
38.8°F 3.8°C
43.5°F 6.4°C
Average low temperature
32.5°F 0.3°C
25.9°F -3.4°C
29.1°F -1.6°C
Average pressure
30.14" 766mmHg
30.15" 766mmHg
30.11" 765mmHg
Average wind speed
6.1mph 9.8km/h
6.5mph 10.5km/h
6.6mph 10.6km/h
Average max. wind speed
6.6mph 10.6km/h
7.1mph 11.4km/h
7.1mph 11.4km/h
Average wind speed gusts
9.8mph 15.8km/h
10.4mph 16.7km/h
10.4mph 16.7km/h
Average humidity
81%
81%
82%
Average rainfall
1.42" 36mm
1.06" 27mm
1.61" 41mm
Average rainfall days
11
10.1
10.2
Average snowfall
1.89" 48mm
2.05" 52mm
1.69" 43mm
Average snowfall days
7.5
11.2
9.2
Average daylight
9h 3min
9h 5min
10h 5min
Average sunshine
4h 1min
3h 4min
4h 3min
Average sunshine days
14.3
13.1
11.3
Average UV index
2
2
2
Average cloud cover
58%
62%
60%
Average visibility
5mi 8km
5mi 8km
5mi 8km

Average temperature in January
Nitro, WV

Average temperature in January - Nitro, WV
  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in January: 25.9°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in January
Nitro, WV

Average pressure in January - Nitro, 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
Nitro, WV

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

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in January
Nitro, WV

Average humidity in January - Nitro, WV
  • Average humidity in January: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (75%).

Average rainfall in January
Nitro, WV

Average rainfall in January - Nitro, WV
  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.83").

Average rainfall days in January
Nitro, WV

Average rainfall days in January - Nitro, WV
  • Average rainfall days in January: 10.1 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in January
Nitro, WV

Average snowfall in January - Nitro, WV
  • Average snowfall in January: 2.05"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Nitro, WV

Average snowfall days in January - Nitro, WV
  • Average snowfall days in January: 11.2 days

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Nitro, 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 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in January
Nitro, WV

Average sunshine days in January - Nitro, WV
  • Average sunshine days in January: 13.1 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in January
Nitro, WV

Average UV index in January - Nitro, 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
Nitro, WV

Average cloud cover in January - Nitro, 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 32).

Average visibility in January
Nitro, WV

Average visibility in January - Nitro, 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).

Nitro, West Virginia, USA

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