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
With its high average temperature of 44.1°F (6.7°C) and a low of 28.8°F (-1.8°C), January is regarded as the coldest month.Humidity
In Collinsville, the average relative humidity in January is 72%.Rainfall
In January, the rain falls for 8.5 days. Throughout January, 1.54" (39mm) of precipitation is accumulated. Throughout the year, there are 132.1 rainfall days, and 19.96" (507mm) of precipitation is accumulated.Snowfall
January through March, May, November and December are months with snowfall in Collinsville. In Collinsville, in January, snow falls for 2.3 days, with typically accumulated 1.06" (27mm) of snow. In Collinsville, during the entire year, snow falls for 8 days and aggregates up to 6.06" (154mm) of snow.Daylight
The average length of the day in January is 9h and 59min.On the first day of January, sunrise is at 7:32 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:43 pm EST.
Sunshine
January and December, with an average of 5.6h of sunshine, are months with the least sunshine in Collinsville, Virginia.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 minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 2 during January translates into the following directions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
How cold is it in January?
What is the average humidity in January?
How much does it rain in Collinsville in January?
How many days does it snow in January?
How many hours of daylight does Collinsville have in January?
When are sunrise and sunset in January in Collinsville?
What are the months with the least sunshine?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January in Collinsville?
Average temperature in January
Collinsville, VA
- Average high temperature in January: 44.1°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (44.1°F).
- Average low temperature in January: 28.8°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in January
Collinsville, VA
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Collinsville, VA
- Average wind speed in January: 6.8mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Collinsville, VA
- Average humidity in January: 72%
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Collinsville, VA
- Average rainfall in January: 1.54"
The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in January
Collinsville, VA
- Average rainfall days in January: 8.5 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is November (7 days).
Average snowfall in January
Collinsville, VA
- Average snowfall in January: 1.06"
The month with the highest snowfall is December (2.05").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in January
Collinsville, VA
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Collinsville, VA
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in January
Collinsville, VA
- Average sunshine days in January: 19.9 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.2 days).
Average UV index in January
Collinsville, 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, February and December (UV index 2).
Average cloud cover in January
Collinsville, VA
- Average cloud cover in January: 39
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in January
Collinsville, 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).
Collinsville, Virginia, USA
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