Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The coldest period tends to be January, when average temperatures fluctuate between a high of 42.6°F (5.9°C) and a low of 27.9°F (-2.3°C).Humidity
In January, the average relative humidity is 74%.Rainfall
The month with the least rainfall is January, when the rain falls for 10.5 days and typically collects 2.05" (52mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 4.3 days and accumulates 2.32" (59mm) of snow.Daylight
In Sealston, the average length of the day in January is 9h and 52min.On the first day of January, sunrise is at 7:25 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:30 pm EST.
Sunshine
The average sunshine in January is 5.4h.UV index
The months with the lowest UV index in Sealston are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 in January translates into these instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold does it get in January?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
When does it snow the most?
How much does it snow in Sealston in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Sealston, VA
- Average high temperature in January: 42.6°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (42.6°F).
- Average low temperature in January: 27.9°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in January
Sealston, VA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Sealston, VA
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in January
Sealston, VA
- Average humidity in January: 74%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in January
Sealston, VA
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in January
Sealston, VA
- Average rainfall days in January: 10.5 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in January
Sealston, VA
- Average snowfall in January: 2.32"
The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Sealston, VA
- Average snowfall days in January: 4.3 days
The month with the highest number of snowfall days is February (4.5 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
Sealston, VA
- 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 36min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in January
Sealston, VA
- Average sunshine days in January: 17 days
The month with the most sunshine days is November (19.5 days).
The months with the least sunshine days are May and August (11.3 days).
Average UV index in January
Sealston, 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 and December (UV index 2).
Average cloud cover in January
Sealston, VA
- Average cloud cover in January: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Sealston, VA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Sealston, Virginia, USA
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