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
January is the coldest month, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 23.5°F (-4.7°C).Humidity
The average relative humidity in January in W"ter is 75%.Rainfall
The month with the least rainfall is January, when the rain falls for 9.9 days and typically collects 1.97" (50mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in W"ter. In W"ter, in January, snow falls for 8.7 days, with typically accumulated 4.17" (106mm) of snow. In W"ter, Virginia, during the entire year, snow falls for 26.2 days and aggregates up to 17.83" (453mm) of snow.Daylight
In January, the average length of the day is 9h and 47min.On the first day of the month, sunrise is at 7:32 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:20 am and sunset at 5:31 pm EST.
Sunshine
With an average of 5.1h of sunshine, January has the least sunshine of the year in W"ter.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in W"ter. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 2 in January interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
FAQ
What is the coldest month in W"ter?
What is the temperature in January in W"ter?
What is the average humidity in January in W"ter?
What is the driest month in W"ter?
How much does it rain in W"ter in January?
How many days does it snow in January in W"ter?
How many hours of daylight does W"ter have in January?
When are sunrise and sunset in January in W"ter?
What is the month with the least sunshine in W"ter?
How many hours of sunshine does W"ter have in January?
What is the month with the lowest UV index in W"ter?
What is the UV index intensity in January in W"ter?
Average temperature in January
Winchester, VA
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in January: 23.5°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in January
Winchester, 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
Winchester, VA
- Average wind speed in January: 6.8mph
The windiest month (with the highest average wind speed) is March (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Winchester, VA
- Average humidity in January: 75%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is July (73%).
Average rainfall in January
Winchester, VA
- Average rainfall in January: 1.97"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in January
Winchester, VA
- Average rainfall days in January: 9.9 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in January
Winchester, VA
- Average snowfall in January: 4.17"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Winchester, VA
- Average snowfall days in January: 8.7 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Winchester, VA
- Average daylight in January: 9h and 47min
The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).
- Average sunshine in January: 5h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in January
Winchester, VA
- Average sunshine days in January: 15 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10 days).
Average UV index in January
Winchester, 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, November and December (UV index 2).
Average cloud cover in January
Winchester, VA
- Average cloud cover in January: 45
The months with the most cloud cover are February, March and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in January
Winchester, VA
- Average visibility in January: 5mi
The months with the highest visibility are February, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, March, May, September and October (5mi).
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