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
January
Weather in January
Temperature
January, with an average high of 37.9°F (3.3°C) and a low of 23.5°F (-4.7°C), signifies the coldest month of the year in Winchester, Virginia.Humidity
The average relative humidity in January in Winchester is 75%.Rainfall
January is the month with the least rainfall in Winchester. Rain falls for 9.9 days and accumulates 1.97" (50mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Winchester. In January, in Winchester, it is snowing for 8.7 days. Throughout January, 4.17" (106mm) of snow is accumulated. Throughout the year, there are 26.2 snowfall days, and 17.83" (453mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 47min.On the first day of January in Winchester, sunrise is at 7:31 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:31 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 5.1h of sunshine.UV index
The months with the lowest UV index in Winchester, Virginia, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Winchester?
Is January cold in Winchester?
What is the average humidity in January in Winchester?
What is the driest month in Winchester?
How much does it rain in Winchester in January?
How many days does it snow in January in Winchester?
What is the average length of the day in January in Winchester?
What time are sunrise and sunset in January in Winchester?
What is the month with the least sunshine in Winchester?
How many hours of sunshine does Winchester have in January?
What are the months with the lowest UV index in Winchester?
What is the UV index reading in January in Winchester?
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 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 1min
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).