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 is the coldest month, exhibiting average temperatures of 38.7°F (3.7°C) at the peak and 25.3°F (-3.7°C) at the base.Humidity
January and February, with an average relative humidity of 82%, are the most humid months.Rainfall
In Porter, during January, the rain falls for 11.8 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 180.4 rainfall days, and 34.06" (865mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall in Porter is January, when snow falls for 14.1 days and typically aggregates up to 5.51" (140mm) of snow.Daylight
In Porter, the average length of the day in January is 9h and 51min.On the first day of the month, sunrise is at 7:42 am and sunset at 5:14 pm. On the last day of January, sunrise is at 7:31 am and sunset at 5:45 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 3.7h of sunshine.UV index
January, February 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 vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 2 translates into these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold does it get in Porter in January?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
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 many hours of sunshine does Porter have in January?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Porter, WV
- Average high temperature in January: 38.7°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in January: 25.3°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in January
Porter, 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
Porter, 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 (4mph).
Average humidity in January
Porter, WV
- Average humidity in January: 82%
The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).
Average rainfall in January
Porter, WV
- Average rainfall in January: 2.68"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in January
Porter, WV
- Average rainfall days in January: 11.8 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (11 days).
Average snowfall in January
Porter, WV
- Average snowfall in January: 5.51"
The month with the highest snowfall is January (5.51").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Porter, WV
- Average snowfall days in January: 14.1 days
The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Porter, 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 30min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Porter, WV
- Average sunshine days in January: 9.8 days
The months with the most sunshine days are October and November (16.5 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in January
Porter, 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
Porter, WV
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in January
Porter, 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).
Porter, West Virginia, USA
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