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 37°F (2.8°C) and a low of 23.2°F (-4.9°C), is recognized as the coldest.Humidity
In January, the average relative humidity in Flat Top is 82%.Rainfall
In Flat Top, West Virginia, during January, the rain falls for 10.9 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Flat Top, West Virginia, during the entire year, the rain falls for 178.1 days and collects up to 33.62" (854mm) of precipitation.Snowfall
Months with snowfall in Flat Top are January through May, October through December. In Flat Top, in January, during 15.7 snowfall days, 8.58" (218mm) of snow is typically accumulated. Throughout the year, there are 62.6 snowfall days, and 40.2" (1021mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 55min.On the first day of the month, sunrise is at 7:39 am and sunset at 5:16 pm. On the last day of January, sunrise is at 7:28 am and sunset at 5:46 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 4.1h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is it in January?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in January?
How many hours of daylight does Flat Top have in January?
What time are sunrise and sunset in January?
What is the month 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?
Average temperature in January
Flat Top, WV
- Average high temperature in January: 37°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in January: 23.2°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in January
Flat Top, WV
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in January
Flat Top, WV
- Average wind speed in January: 7.6mph
The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Flat Top, WV
- Average humidity in January: 82%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (78%).
Average rainfall in January
Flat Top, WV
- Average rainfall in January: 2.64"
The wettest months (with the highest rainfall) are February and May (3.5").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in January
Flat Top, WV
- Average rainfall days in January: 10.9 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in January
Flat Top, WV
- Average snowfall in January: 8.58"
The month with the highest snowfall is February (9.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Flat Top, WV
- Average snowfall days in January: 15.7 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Flat Top, WV
- Average daylight in January: 9h and 5min
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 36min).
- Average sunshine in January: 4h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Flat Top, WV
- Average sunshine days in January: 9.8 days
The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is May (8.8 days).
Average UV index in January
Flat Top, WV
- Average UV index in January: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Flat Top, WV
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in January
Flat Top, WV
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
Flat Top, West Virginia, USA
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