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 month of January, characterized by an average high of 44.6°F (7°C) and a low of 29.1°F (-1.6°C), is recognized as the coldest.Humidity
The average relative humidity in January is 74%.Rainfall
In Keysville, Virginia, in January, it is raining for 10.4 days, with typically 2.36" (60mm) of accumulated precipitation. In Keysville, during the entire year, the rain falls for 156.1 days and collects up to 30" (762mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Keysville. In January, in Keysville, it is snowing for 3.3 days. Throughout January, 2.32" (59mm) of snow is accumulated. In Keysville, Virginia, during the entire year, snow falls for 10.8 days and aggregates up to 9.17" (233mm) of snow.Daylight
The average length of the day in January in Keysville is 9h and 58min.On the first day of the month, sunrise is at 7:27 am and sunset at 5:07 pm. On the last day of January, in Keysville, sunrise is at 7:17 am and sunset at 5:37 pm EST.
Sunshine
In Keysville, the average sunshine in January is 5.5h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 2 in January interprets into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Keysville?
Is it cold in Keysville during January?
What is the average humidity in January in Keysville?
How much does it rain in Keysville in January?
How many days does it snow in January in Keysville?
How many hours of daylight does Keysville have in January?
What time are sunrise and sunset in January in Keysville?
How long on average sun shines in January in Keysville?
What is the month with the lowest UV index in Keysville?
What is the UV index reading in January in Keysville?
Average temperature in January
Keysville, VA
- Average high temperature in January: 44.6°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 (44.6°F).
- Average low temperature in January: 29.1°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).
Average pressure in January
Keysville, VA
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Keysville, VA
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Keysville, 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 (69%).
Average rainfall in January
Keysville, VA
- Average rainfall in January: 2.36"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in January
Keysville, VA
- Average rainfall days in January: 10.4 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 days).
Average snowfall in January
Keysville, VA
- Average snowfall in January: 2.32"
The month with the highest snowfall is March (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Keysville, VA
- Average snowfall days in January: 3.3 days
The month with the highest number of snowfall days is February (3.4 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
Keysville, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in January
Keysville, VA
- Average sunshine days in January: 18.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in January
Keysville, 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
Keysville, VA
- Average cloud cover in January: 41
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Keysville, VA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, May, September and December (5mi).
Keysville, Virginia, USA
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