Illinois in february: average Weather, Temperature and Climate
Weather in Illinois in february 2026
The weather in Illinois in february comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout february
very bad weather 156.8cm
Weather at 6am
25°F
Cloudy
27% of time
25%
23%
13%
Weather at 12pm
32°F
Cloudy
31% of time
30%
22%
14%
Weather at 6pm
31°F
Clear/Sunny
30% of time
29%
19%
14%
Weather at 3am
27°F
29%
23%
21%
17%
Evolution of daily average temperature and precipitation in Illinois in february
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Illinois in february.
The climate of Illinois in february is very bad
The weather in february in Illinois is rather dry (with 2in of precipitation over 3 days). It should be noted a worsening from the previous month since in january there is an average of 2in of rainfall over 3 days.
The climate is quite more than very fresh in that locality this month. Plan a sweater! Temperatures are up to 36°F. In the morning the temperature drops to 25°F. Thus, the mean temperature average on this month of february in Illinois is 31°F. Note that these seasonal averages are in contrast with those observed in Illinois in february with a maximum record of 68°F in 2017 and a minimum record of -13°F in 2021. You need to prepare to have about 23 days with temperatures under 32°F, or 79% of time.
In february in Illinois, the days on average last 10:42. Sunrise is at 06:51 and sunset is at 17:33.
February: another location in the United States (USA)?
If you want to go to the United States (USA) in february, there are destinations with better weather than Illinois:
In february, Miami (Florida) has perfect weather.
Furthermore, Hawaii (Honolulu), Houston, Phoenix (Arizona), Dauphin Island (Alabama), Edisto Beach and Gulf Shores (Alabama) have good weather.
Finally, California, Louisiana, Atlanta, Dallas, Austin and Myrtle Beach have a tolerable climate, but better than Illinois.
Seasonal average climate and temperature of Illinois in february
Check below seasonal norms These datas are set from the weather statements of the last years of february.
| February | |||||
| Outside temperature | |||||
| Average temperature | 31°F | ||||
| Highest temperature | 36°F | ||||
| Lowest temperature | 25°F | ||||
| Highest record temperature | 68°F (2017) | ||||
| Lowest record temperature | -13°F (2021) | ||||
| Number of days at +65°F | 0 day(s) (0%) | ||||
| Number of days at -32°F | 23 day(s) (79%) | ||||
| Wind | |||||
| Wind speed | 22km/h | ||||
| Wind temperature | 14°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2in | ||||
| Number of days with rainfall | 3 day(s) (11%) | ||||
| Record daily rainfall | 2in (2018) | ||||
| Snowfall | 156.8cm | ||||
| Other climate data | |||||
| Humidity | 87% | ||||
| Visibility | 8.47km | ||||
| Cloud cover | 55% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 7 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:51 | ||||
| Time of sunset | 17:33 | ||||
| Length of day | 10:42 | ||||
| Our opinion about the weather in february | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last february?
Here is the day by day recorded weather in Illinois in february 2025:
31°F to 34°F
34°F to 40°F
40°F to 47°F
31°F to 45°F
29°F to 31°F
31°F to 43°F
25°F to 31°F
31°F to 34°F
25°F to 29°F
20°F to 36°F
27°F to 31°F
27°F to 29°F
16°F to 27°F
14°F to 31°F
31°F to 38°F
25°F to 31°F
9°F to 18°F
7°F to 13°F
9°F to 18°F
7°F to 27°F
7°F to 31°F
16°F to 38°F
23°F to 47°F
31°F to 50°F
32°F to 38°F
32°F to 40°F
32°F to 41°F
32°F to 54°F
Map: other cities in the United States (USA) in february
Cities near Illinois:
| Chicago in february | very bad weather |
| St. Louis (Missouri) in february | very bad weather |
| Indianapolis in february | very bad weather |
| Wisconsin in february | very bad weather |
| Missouri in february | very bad weather |
| Des Moines in february | very bad weather |
| Louisville (Kentucky) in february | very bad weather |
| Cincinnati in february | very bad weather |
| Kansas City in february | very bad weather |
| Nashville in february | very bad weather |
| Detroit in february | very bad weather |
| Minneapolis (Minnesota) in february | very bad weather |
Click over cities on the map for information about the weather in february.
Illinois
perfect weather
good
tolerable
bad
very bad
Weather data for Illinois in february:
Weather data for Illinois for february are derived from an average of the weather forecast since 2009 in Illinois. There is a margin of error and these forecasts are to be considered as general information only. The weather in Illinois can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Illinois.