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Weather & Climate
Roxana, Illinois, United States
Overview
Climate data and monthly weather averages for Roxana.
Key Metrics
Annual Avg
12.5°C
Summer Avg
24.4°C
Winter Avg
-0.5°C
Record High
42.5°C
Record Low
-24.7°C
Annual Precipitation
1079.1 mm
Avg Humidity
76%
Summer Humidity
74%
Winter Humidity
81%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 20.4° | -1.9° | -23.7° | 61.4 | 82% | 65 | 58 |
| Feb | 23.4° | -0.2° | -24.7° | 59.9 | 80% | 78 | 64.1 |
| Mar | 26.3° | 6.3° | -16.1° | 83.7 | 78% | 117 | 57.9 |
| Apr | 29.9° | 12.9° | -6.5° | 115.8 | 75% | 151 | 56 |
| May | 32.3° | 18.3° | 0.8° | 127.1 | 78% | 175 | 62.1 |
| Jun | 41.4° | 23.3° | 6° | 112.8 | 77% | 193 | 47 |
| Jul | 42.5° | 25.4° | 10.9° | 100.8 | 74% | 195 | 33.5 |
| Aug | 40.4° | 24.6° | 9.5° | 94.9 | 72% | 173 | 39.4 |
| Sep | 38.9° | 20.6° | 2.6° | 80.4 | 70% | 143 | 53.1 |
| Oct | 34.1° | 13.3° | -4.1° | 92.4 | 72% | 107 | 50.1 |
| Nov | 26.5° | 6.4° | -12.5° | 78.6 | 77% | 72 | 56.5 |
| Dec | 21.9° | 0.7° | -22.6° | 71.3 | 82% | 56 | 68.1 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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