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, known for its average high temperature of 37.2°F (2.9°C) and an average low temperature of 23.9°F (-4.5°C), is the coldest month.Humidity
The months with the highest humidity in Sumner are January and February, with an average relative humidity of 82%.Rainfall
In Sumner, during January, the rain falls for 11.3 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, there are 172.1 rainfall days, and 33.03" (839mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Sumner, Ohio, during January, snow falls for 11.8 days and regularly aggregates up to 3.39" (86mm) of snow. In Sumner, during the entire year, snow falls for 40.2 days and aggregates up to 13.62" (346mm) of snow.Daylight
In January, the average length of the day is 9h and 47min.On the first day of the month, sunrise is at 7:46 am and sunset at 5:15 pm. On the last day of January, sunrise is at 7:35 am and sunset at 5:46 pm EST.
Sunshine
January has the least sunshine of the year in Sumner, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index in Sumner are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 2 during January translates into the following guidance:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What are the coldest months in Sumner?
How cold is it in Sumner in January?
What is the most humid month in Sumner?
What is the average humidity in January in Sumner?
How many days does it rain in January in Sumner?
How much does it snow in Sumner in January?
How many hours of daylight does Sumner have in January?
When is the sunrise / sunset in January in Sumner?
What is the month with the least sunshine in Sumner?
How many hours of sunshine does Sumner have in January?
When is the lowest UV index in Sumner?
What is the UV index reading in January in Sumner?
Average temperature in January
Sumner, OH
- Average high temperature in January: 37.2°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in January: 23.9°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in January
Sumner, OH
- Average pressure in January: 30.14"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
Sumner, OH
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in January
Sumner, OH
- Average humidity in January: 82%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).
Average rainfall in January
Sumner, OH
- Average rainfall in January: 2.32"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in January
Sumner, OH
- Average rainfall days in January: 11.3 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in January
Sumner, OH
- Average snowfall in January: 3.39"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Sumner, OH
- Average snowfall days in January: 11.8 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Sumner, OH
- 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 30min).
- Average sunshine in January: 3h and 3min
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 30min).
Average sunshine days in January
Sumner, OH
- Average sunshine days in January: 11.1 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in January
Sumner, OH
- 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
Sumner, OH
- 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 32).
Average visibility in January
Sumner, OH
- 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).
Sumner, Ohio, USA
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