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, on average, is the coldest month, registering a high temperature of 33.4°F (0.8°C) and a low of 20.7°F (-6.3°C).Humidity
In January, the average relative humidity is 84%.Rainfall
In Saint Clairsville, in January, it is raining for 8.3 days, with typically 1.54" (39mm) of accumulated precipitation. In Saint Clairsville, during the entire year, the rain falls for 159.9 days and collects up to 22.99" (584mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Saint Clairsville, in January, snow falls for 15.5 days, with typically accumulated 3.5" (89mm) of snow. Throughout the year, there are 55.5 snowfall days, and 15.67" (398mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 43min.On the first day of January, sunrise is at 7:45 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:40 pm EST.
Sunshine
With an average of 3h of sunshine, January has the least sunshine of the year in Saint Clairsville.UV index
In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 2 in January translates into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is January?
What is the average humidity in January?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day 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?
What is the UV index reading in January?
Average temperature in January
Saint Clairsville, OH
- Average high temperature in January: 33.4°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in January: 20.7°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in January
Saint Clairsville, OH
- Average pressure in January: 30.12"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
Saint Clairsville, OH
- Average wind speed in January: 7.8mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in January
Saint Clairsville, OH
- Average humidity in January: 84%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Saint Clairsville, OH
- Average rainfall in January: 1.54"
The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in January
Saint Clairsville, OH
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in January
Saint Clairsville, OH
- Average snowfall in January: 3.5"
The month with the highest snowfall is February (3.58").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Saint Clairsville, OH
- Average snowfall days in January: 15.5 days
The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Saint Clairsville, OH
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 3h
The month with the most sunshine is August (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3h).
Average sunshine days in January
Saint Clairsville, OH
- Average sunshine days in January: 10.2 days
The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in January
Saint Clairsville, OH
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Saint Clairsville, OH
- Average cloud cover in January: 69
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Saint Clairsville, OH
- Average visibility in January: 4mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January and February (4mi).
Saint Clairsville, Ohio, USA
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