January weather forecastByron, VA
January
Weather in January
January, the same as December, is an icy winter month in Byron, Virginia, with an average temperature ranging between min 23.7°F (-4.6°C) and max 37.9°F (3.3°C).Temperature
The coldest period is January, when temperatures fluctuate between an average high of 37.9°F (3.3°C) and a low of 23.7°F (-4.6°C).Humidity
In January, the average relative humidity is 80%.Rainfall
In Byron, in January, it is raining for 10 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 174.7 rainfall days, and 29.96" (761mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In January, it is snowing for 11.2 days. Throughout January, 6.06" (154mm) of snow is accumulated. In Byron, during the entire year, snow falls for 46.5 days and aggregates up to 27.36" (695mm) of snow.Daylight
In January, the average length of the day is 9h and 57min.On the first day of January, sunrise is at 7:38 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:47 pm EST.
Sunshine
With an average of 4.4h of sunshine, January has the least sunshine of the year.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 estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 2 during January translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Byron, VA
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in January: 23.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in January
Byron, VA
- 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 (29.99"Hg).
Average wind speed in January
Byron, VA
- Average wind speed in January: 7.9mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Byron, VA
- Average humidity in January: 80%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in January
Byron, VA
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in January
Byron, VA
- Average rainfall days in January: 10 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (10 days).
Average snowfall in January
Byron, VA
- Average snowfall in January: 6.06"
The month with the highest snowfall is December (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Byron, VA
- 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 June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Byron, VA
- Average daylight in January: 9h and 54min
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: 4h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in January
Byron, VA
- Average sunshine days in January: 12.3 days
The month with the most sunshine days is November (16.5 days).
The months with the least sunshine days are February and May (9.8 days).
Average UV index in January
Byron, VA
- 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
Byron, VA
- Average cloud cover in January: 58
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in January
Byron, VA
- Average visibility in January: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).





