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
The coldest month is January, with an average high-temperature of 32.7°F (0.4°C) and an average low-temperature of 20.1°F (-6.6°C).Humidity
The average relative humidity in January in Columbus is 79%.Rainfall
January and December are months with the least rain when the rain falls for 5 days and typically aggregates up to 1.02" (26mm) of rain.Snowfall
Months with snowfall in Columbus are January through April, October through December. January is the month with the most snowfall in Columbus. Snow falls for 8.8 days and accumulates 2.76" (70mm) of snow.Daylight
In Columbus, Illinois, the average length of the day in January is 9h and 43min.On the first day of the month, sunrise is at 7:26 am and sunset at 4:49 pm. On the last day of January, sunrise is at 7:13 am and sunset at 5:21 pm CST.
Sunshine
The month with the least sunshine in Columbus is January, with an average of 4.3h of sunshine.UV index
The months with the lowest UV index in Columbus are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What part of the year is the coldest in Columbus?
How cold is January in Columbus?
What is the average humidity in January in Columbus?
What is the driest month in Columbus?
How many days does it rain in January in Columbus?
When does it snow the most in Columbus?
How many days does it snow in January in Columbus?
What is the average length of the day in January in Columbus?
What time are sunrise and sunset in January in Columbus?
What is the month with the least sunshine in Columbus?
How long on average sun shines in January in Columbus?
When is the lowest UV index in Columbus?
What is the UV index intensity in January in Columbus?
Average temperature in January
Columbus, IL
- Average high temperature in January: 32.7°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in January: 20.1°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in January
Columbus, IL
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Columbus, IL
- Average wind speed in January: 10.3mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in January
Columbus, IL
- Average humidity in January: 79%
The months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Columbus, IL
- Average rainfall in January: 1.02"
The wettest month (with the highest rainfall) is May (3.35").
The driest months (with the least rainfall) are January and December (1.02").
Average rainfall days in January
Columbus, IL
- Average rainfall days in January: 5 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (5 days).
Average snowfall in January
Columbus, IL
- Average snowfall in January: 2.76"
The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Columbus, IL
- Average snowfall days in January: 8.8 days
The month with the highest number of snowfall days is January (8.8 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
Columbus, IL
- 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: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in January
Columbus, IL
- Average sunshine days in January: 18.1 days
The month with the most sunshine days is December (19.6 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in January
Columbus, IL
- Average UV index in January: 2
The months with the highest UV index are 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
Columbus, IL
- Average cloud cover in January: 53
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in January
Columbus, IL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Columbus, Illinois, USA
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