January weather forecastRowanta, VA
January
Weather in January
January, like December, is a frosty winter month in Rowanta, Virginia, with temperature in the range of an average low of 29.8°F (-1.2°C) and an average high of 45.3°F (7.4°C).Temperature
January, noted for its average high-temperature of 45.3°F (7.4°C) and an average low-temperature of 29.8°F (-1.2°C), is considered the coldest month.Humidity
In January, the average relative humidity is 73%.Rainfall
In Rowanta, Virginia, in January, during 8.8 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Rowanta, Virginia, during the entire year, the rain falls for 138.7 days and collects up to 19.72" (501mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Rowanta. The month with the most snowfall is January, when snow falls for 2.1 days and typically aggregates up to 0.98" (25mm) of snow.Daylight
In January, the average length of the day is 9h and 58min.On the first day of January in Rowanta, Virginia, sunrise is at 7:23 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:33 pm EST.
Sunshine
In January, the average sunshine is 5.5h.UV index
The months with the lowest UV index in Rowanta are January 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 rays for the average person.Note: An average maximum UV index of 2 in January leads to these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Rowanta, VA
- Average high temperature in January: 45.3°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in January: 29.8°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in January
Rowanta, 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
Rowanta, VA
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in January
Rowanta, VA
- Average humidity in January: 73%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).
Average rainfall in January
Rowanta, VA
- Average rainfall in January: 1.57"
The wettest month (with the highest rainfall) is August (2.09").
The driest month (with the least rainfall) is October (1.14").
Average rainfall days in January
Rowanta, VA
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is October (7.5 days).
Average snowfall in January
Rowanta, VA
- Average snowfall in January: 0.98"
The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Rowanta, VA
- Average snowfall days in January: 2.1 days
The month with the highest number of snowfall days is February (2.6 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
Rowanta, VA
- Average daylight in January: 10h and 0min
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 42min).
- Average sunshine in January: 5h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).
Average sunshine days in January
Rowanta, VA
- Average sunshine days in January: 19.4 days
The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (13.1 days).
Average UV index in January
Rowanta, VA
- Average UV index in January: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Rowanta, VA
- Average cloud cover in January: 40
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Rowanta, VA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
