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
Ohio's temperature records reveal January as the coldest month, marked by average highs of 27.5°F (-2.5°C) and lows of 15.6°F (-9.1°C).Humidity
In January, the average relative humidity is 84%.Rainfall
The month with the least rainfall in Ohio is January, when the rain falls for 3.8 days and typically collects 0.55" (14mm) of precipitation.Snowfall
Months with snowfall in Ohio are January through April, October through December. January is the month with the most snowfall in Ohio. Snow falls for 10.1 days and accumulates 1.57" (40mm) of snow.Daylight
In January, the average length of the day in Ohio is 9h and 35min.On the first day of January, sunrise is at 7:24 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:11 pm CST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year in Ohio, Illinois.UV index
The months with the lowest UV index in Ohio are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: An average UV index of 1 in January transforms into this advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What month is the coldest in Ohio?
How cold is it in Ohio in January?
What is the average humidity in January in Ohio?
What is the driest month in Ohio?
How many days does it rain in January in Ohio?
When does it snow the most in Ohio?
How much does it snow in Ohio in January?
What is the average length of the day in January in Ohio?
What time are sunrise and sunset in January in Ohio?
What is the month with the least sunshine in Ohio?
How many hours of sunshine does Ohio have in January?
When is the lowest UV index in Ohio?
How high is the UV index in January in Ohio?
Average temperature in January
Ohio, IL
- Average high temperature in January: 27.5°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in January: 15.6°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure in January
Ohio, IL
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Ohio, IL
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in January
Ohio, IL
- Average humidity in January: 84%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Ohio, IL
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in January
Ohio, IL
- Average rainfall days in January: 3.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in January
Ohio, IL
- Average snowfall in January: 1.57"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Ohio, IL
- Average snowfall days in January: 10.1 days
The month with the highest number of snowfall days is January (10.1 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
Ohio, IL
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 3h and 4min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Ohio, IL
- Average sunshine days in January: 19.2 days
The month with the most sunshine days is December (20.8 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in January
Ohio, IL
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Ohio, IL
- Average cloud cover in January: 60
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in January
Ohio, IL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Ohio, Illinois, USA
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