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 month is January, with an average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 23°F (-5°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 83%.Rainfall
In Shirley, during January, the rain falls for 11.7 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, in Shirley, there are 186.8 rainfall days, and 38.7" (983mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Shirley. January is the month with the most snowfall in Shirley. Snow falls for 17.1 days and accumulates 7.44" (189mm) of snow.Daylight
In Shirley, the average length of the day in January is 9h and 46min.On the first day of the month, sunrise is at 7:43 am and sunset at 5:09 pm. On the last day of January, sunrise is at 7:31 am and sunset at 5:41 pm EST.
Sunshine
With an average of 3.2h of sunshine, January has the least sunshine of the year in Shirley.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 2 in January leads to these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Shirley?
How cold is it in Shirley in January?
What is the most humid month in Shirley?
What is the average humidity in January in Shirley?
How many days does it rain in January in Shirley?
What is the snowiest month in Shirley?
How many days does it snow in January in Shirley?
What is the average length of the day in January in Shirley?
What time are sunrise and sunset in January in Shirley?
What is the month with the least sunshine in Shirley?
How many hours of sunshine does Shirley have in January?
When is the lowest UV index in Shirley?
What is the UV index reading in January in Shirley?
Average temperature in January
Shirley, WV
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in January: 23°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in January
Shirley, WV
- Average pressure in January: 30.13"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
Shirley, WV
- Average wind speed in January: 6.8mph
The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in January
Shirley, WV
- Average humidity in January: 83%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, August and November (77%).
Average rainfall in January
Shirley, WV
- Average rainfall in January: 2.95"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in January
Shirley, WV
- Average rainfall days in January: 11.7 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in January
Shirley, WV
- Average snowfall in January: 7.44"
The month with the highest snowfall is January (7.44").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Shirley, WV
- Average snowfall days in January: 17.1 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Shirley, WV
- 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 24min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in January
Shirley, WV
- Average sunshine days in January: 7.4 days
The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is January (7.4 days).
Average UV index in January
Shirley, WV
- 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
Shirley, WV
- Average cloud cover in January: 68
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Shirley, WV
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Shirley, West Virginia, USA
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