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, with an average high of 38.8°F (3.8°C) and a low of 25.9°F (-3.4°C), signifies the coldest month of the year.Humidity
The average relative humidity in January in Sumerco is 81%.Rainfall
In January, in Sumerco, the rain falls for 10.1 days. Throughout January, 1.06" (27mm) of precipitation is accumulated. In Sumerco, during the entire year, the rain falls for 152.9 days and collects up to 16.5" (419mm) of precipitation.Snowfall
Months with snowfall in Sumerco are January through April, October through December. January is the month with the most snowfall in Sumerco. Snow falls for 11.2 days and accumulates 2.05" (52mm) of snow.Daylight
The average length of the day in January in Sumerco is 9h and 52min.On the first day of January, sunrise is at 7:44 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:48 pm EST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year in Sumerco.UV index
The months with the lowest UV index in Sumerco are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In January, the maximum UV index of 2 translates into these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Sumerco?
How cold is it in Sumerco in January?
What is the average humidity in January in Sumerco?
How many days does it rain in January in Sumerco?
When does it snow the most in Sumerco?
How many days does it snow in January in Sumerco?
What is the average length of the day in January in Sumerco?
When is the sunrise / sunset in January in Sumerco?
What is the month with the least sunshine in Sumerco?
How many hours of sunshine does Sumerco have in January?
What is the month with the lowest UV index in Sumerco?
What is the UV index intensity in January in Sumerco?
Average temperature in January
Sumerco, WV
- Average high temperature in January: 38.8°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in January: 25.9°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in January
Sumerco, 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 (29.98"Hg).
Average wind speed in January
Sumerco, WV
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in January
Sumerco, WV
- Average humidity in January: 81%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in January
Sumerco, WV
- Average rainfall in January: 1.06"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.83").
Average rainfall days in January
Sumerco, WV
- Average rainfall days in January: 10.1 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in January
Sumerco, WV
- Average snowfall in January: 2.05"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Sumerco, WV
- Average snowfall days in January: 11.2 days
The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Sumerco, WV
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Sumerco, WV
- Average sunshine days in January: 13.1 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in January
Sumerco, 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 and December (UV index 2).
Average cloud cover in January
Sumerco, 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 August (Cloud cover 32).
Average visibility in January
Sumerco, WV
- Average visibility in January: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Sumerco, West Virginia, USA
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