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, noted for its average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 25.2°F (-3.8°C), is considered the coldest month.Humidity
In Columbia, the average relative humidity in January is 75%.Rainfall
In Columbia, during January, the rain falls for 7.2 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Columbia, during the entire year, the rain falls for 141 days and collects up to 29.29" (744mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Columbia. In Columbia, in January, snow falls for 6.2 days, with typically accumulated 2.01" (51mm) of snow. In Columbia, during the entire year, snow falls for 18.3 days and aggregates up to 7.72" (196mm) of snow.Daylight
In January, the average length of the day in Columbia is 9h and 51min.On the first day of January, sunrise is at 7:17 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:21 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 4.6h of sunshine.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Columbia. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What month is the coldest in Columbia?
How cold does it get in Columbia in January?
What is the average humidity in January in Columbia?
How many days does it rain in January in Columbia?
How much does it snow in Columbia in January?
What is the average length of the day in January in Columbia?
What time are sunrise and sunset in January in Columbia?
What is the month with the least sunshine in Columbia?
How many hours of sunshine does Columbia have in January?
What are the months with the lowest UV index in Columbia?
How high is the UV index in January in Columbia?
Average temperature in January
Columbia, IL
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in January: 25.2°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in January
Columbia, IL
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Columbia, IL
- Average wind speed in January: 9.2mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in January
Columbia, IL
- Average humidity in January: 75%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Columbia, IL
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is May (3.58").
The driest months (with the least rainfall) are February and November (1.57").
Average rainfall days in January
Columbia, IL
- Average rainfall days in January: 7.2 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in January
Columbia, IL
- Average snowfall in January: 2.01"
The month with the highest snowfall is February (2.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Columbia, IL
- Average snowfall days in January: 6.2 days
The month with the highest number of snowfall days is January (6.2 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
Columbia, IL
- 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: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in January
Columbia, IL
- Average sunshine days in January: 19.8 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in January
Columbia, IL
- 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
Columbia, IL
- Average cloud cover in January: 50
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in January
Columbia, 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).
Columbia, Illinois, USA
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