Unlock deeper multi-jurisdiction research
Full sub-pages, saves, and alerts are available on paid plans.
Weather & Climate
Spring Grove, Illinois, United States
Overview
Climate data and monthly weather averages for Spring Grove.
Key Metrics
Annual Avg
8.8°C
Summer Avg
21.5°C
Winter Avg
-4.6°C
Record High
39.8°C
Record Low
-37.1°C
Annual Precipitation
971.7 mm
Avg Humidity
80%
Summer Humidity
75%
Winter Humidity
87%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 14.7° | -6.1° | -37.1° | 41.9 | 88% | 53 | 64.6 |
| Feb | 17.9° | -4.8° | -27.4° | 45.9 | 85% | 74 | 72.3 |
| Mar | 26.3° | 1.7° | -25° | 62 | 80% | 112 | 65.9 |
| Apr | 27.7° | 7.7° | -8.3° | 92.4 | 77% | 141 | 58.1 |
| May | 32.8° | 13.8° | -3.2° | 113.1 | 78% | 170 | 61.8 |
| Jun | 36.1° | 19.6° | 1.8° | 123.3 | 77% | 184 | 60.2 |
| Jul | 39.8° | 22.8° | 8.7° | 100.4 | 74% | 194 | 38.7 |
| Aug | 37.5° | 22.1° | 7.6° | 103.5 | 74% | 168 | 41.7 |
| Sep | 33.9° | 18° | 2.1° | 93.6 | 75% | 131 | 49.8 |
| Oct | 29.8° | 10.4° | -7.6° | 83.4 | 77% | 88 | 57.5 |
| Nov | 22.7° | 3.5° | -15.4° | 56.7 | 81% | 57 | 60.1 |
| Dec | 19° | -3° | -28.5° | 55.5 | 88% | 44 | 66.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
Subscribe to unlock the full sub-page depth for additional jurisdictions.
You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.