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Weather & Climate
Kankakee, Illinois, United States
Overview
Climate data and monthly weather averages for Kankakee.
Key Metrics
Annual Avg
10.5°C
Summer Avg
22.8°C
Winter Avg
-2.8°C
Record High
40.9°C
Record Low
-34°C
Annual Precipitation
992 mm
Avg Humidity
78%
Summer Humidity
75%
Winter Humidity
84%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 18° | -4.2° | -34° | 52.1 | 85% | 51 | 63.4 |
| Feb | 20° | -2.7° | -28° | 51 | 82% | 70 | 63.5 |
| Mar | 27.5° | 3.8° | -24.9° | 65.1 | 78% | 111 | 66.1 |
| Apr | 28.7° | 10.5° | -6.5° | 95.7 | 75% | 141 | 62.2 |
| May | 33.7° | 16.4° | -2° | 114.1 | 76% | 167 | 61.1 |
| Jun | 40.4° | 21.7° | 2.3° | 116.1 | 76% | 183 | 48.6 |
| Jul | 40.9° | 23.7° | 8.6° | 102.9 | 76% | 191 | 40.8 |
| Aug | 37.7° | 22.9° | 8° | 101.4 | 74% | 166 | 38.2 |
| Sep | 37.1° | 19.1° | 2.6° | 85.2 | 73% | 132 | 45.2 |
| Oct | 31.4° | 11.7° | -9.3° | 87.4 | 74% | 91 | 53.8 |
| Nov | 24.5° | 4.7° | -12.6° | 61.8 | 78% | 58 | 60.2 |
| Dec | 20.8° | -1.5° | -24.4° | 59.2 | 85% | 44 | 64 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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