By knowing how cold, mild, warm, or hot the weather in Illinois, you will find it easier to plan your days.
Our 14 day weather forecast for Illinois becomes more accurate the closer to the date of your visit, so always be sure to check in frequently for any weather updates.
| Date | Temperatures | Wind | |||
|---|---|---|---|---|---|
| Thursday, December 4 | -5 ° / -15 ° |  | Cloudy | 10 Km/h | |
| Friday, December 5 | 0 ° / -16 ° |  | Overcast | 21 Km/h | |
| Saturday, December 6 | 0 ° / -3 ° | | Overcast | 3 Km/h | |
| Sunday, December 7 | -1 ° / -8 ° |  | Moderate snow | 25 Km/h | |
| Monday, December 8 | -6 ° / -10 ° |  | Mist | 19 Km/h | |
| Tuesday, December 9 | 1 ° / -9 ° | | Overcast | 31 Km/h | |
| Wednesday, December 10 | 2 ° / -6 ° |  | Blizzard | 25 Km/h | |
| Thursday, December 11 | -4 ° / -8 ° | | Overcast | 3 Km/h | |
| Friday, December 12 | -5 ° / -7 ° | | Overcast | 19 Km/h | |
| Saturday, December 13 | -3 ° / -8 ° |  | Partly cloudy | 30 Km/h | |
| Sunday, December 14 | 3 ° / -5 ° | | Partly cloudy | 23 Km/h | |
| Monday, December 15 | -2 ° / -7 ° | | Partly cloudy | 13 Km/h | |
| Tuesday, December 16 | -1 ° / -2 ° | | Moderate snow | 7 Km/h | |
| Wednesday, December 17 | 2 ° / 0 ° |  | Light sleet | 22 Km/h | |
| Further Ahead | |||||
