January weather forecastCommonwealth, VA

January

Weather in January

January, like December, in Commonwealth, Virginia, is an icy winter month, with an average temperature fluctuating between 41.5°F (5.3°C) and 26.1°F (-3.3°C).

Temperature

January, known for its average high temperature of 41.5°F (5.3°C) and an average low temperature of 26.1°F (-3.3°C), is the coldest month.

Humidity

In January, the average relative humidity is 72%.

Rainfall

The month with the least rainfall is January, when the rain falls for 9.7 days and typically collects 1.69" (43mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Commonwealth, in January, snow falls for 4.6 days, with typically accumulated 2.8" (71mm) of snow. In Commonwealth, during the entire year, snow falls for 14.6 days and aggregates up to 10.43" (265mm) of snow.

Daylight

In Commonwealth, the average length of the day in January is 9h and 53min.
On the first day of the month, sunrise is at 7:30 am and sunset at 5:04 pm. On the last day of January, sunrise is at 7:19 am and sunset at 5:35 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.4h 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 value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 2 in January translates into these instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Commonwealth, the average lowest temperatures are observed in January, with a high of 41.5°F (5.3°C) and a low of 26.1°F (-3.3°C).

In Commonwealth, in January, the average high-temperature is 41.5°F (5.3°C), and the average low-temperature is 26.1°F (-3.3°C).

The average relative humidity in January in Commonwealth is 72%.

The month with the least rainfall is January, when the rain falls for 9.7 days and typically collects 1.69" (43mm) of precipitation.

In Commonwealth, in January, during 9.7 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

In Commonwealth, during January, snow falls for 4.6 days and regularly aggregates up to 2.8" (71mm) of snow.

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

On the first day of January, sunrise is at 7:30 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:35 pm EST.

The months with the least sunshine are January and December, with an average of 5.4h of sunshine.

In January, the average sunshine duration is 5.4h.

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

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Commonwealth, VA

  • Average high temperature in January: 41.5°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Commonwealth, VA

  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in January
Commonwealth, VA

  • Average wind speed in January: 5.8mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in January
Commonwealth, VA

  • Average humidity in January: 72%

The months with the highest relative humidity are May, September, October and December (76%).
The month with the lowest relative humidity is July (71%).

Average rainfall in January
Commonwealth, VA

  • Average rainfall in January: 1.69"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is January (1.69").

Average rainfall days in January
Commonwealth, VA

  • Average rainfall days in January: 9.7 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in January
Commonwealth, VA

  • Average snowfall in January: 2.8"

The month with the highest snowfall is March (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Commonwealth, VA

  • Average snowfall days in January: 4.6 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Commonwealth, VA

  • Average daylight in January: 9h and 54min

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: 5h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

Average sunshine days in January
Commonwealth, VA

  • Average sunshine days in January: 18.8 days

The month with the most sunshine days is December (19.9 days).
The month with the least sunshine days is May (11.4 days).

Average UV index in January
Commonwealth, VA

  • 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, November and December (UV index 2).

Average cloud cover in January
Commonwealth, VA

  • Average cloud cover in January: 41

The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).

Average visibility in January
Commonwealth, VA

  • Average visibility in January: 5mi

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