Average Soil Temperature in Normal, IL — February 2026
Data from Champaign 9 SW (45.6 mi away) • 28 of 28 days reported
Monthly Summary by Depth
2" depth
33.6°F
avg
25.2°F – 47.5°F
28 days
4" depth
33.2°F
avg
27°F – 43.9°F
28 days
8" depth
33.6°F
avg
29.3°F – 41.4°F
28 days
20" depth
35.2°F
avg
32.5°F – 40.1°F
28 days
40" depth
37.6°F
avg
36.1°F – 40.3°F
28 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Feb 1 | 25.2°F | 27°F | 29.3°F | 32.7°F | 36.9°F |
| Feb 2 | 27.5°F | 28.2°F | 29.7°F | 32.5°F | 36.7°F |
| Feb 3 | 28.6°F | 29.1°F | 30.2°F | 32.5°F | 36.5°F |
| Feb 4 | 27.7°F | 28.8°F | 30.2°F | 32.7°F | 36.5°F |
| Feb 5 | 26.8°F | 28.2°F | 30°F | 32.7°F | 36.5°F |
| Feb 6 | 29.1°F | 29.3°F | 30.2°F | 32.7°F | 36.3°F |
| Feb 7 | 30.7°F | 30.6°F | 30.9°F | 32.7°F | 36.3°F |
| Feb 8 | 29.5°F | 30.2°F | 31.1°F | 32.9°F | 36.3°F |
| Feb 9 | 29.3°F | 29.8°F | 30.9°F | 32.9°F | 36.3°F |
| Feb 10 | 32.2°F | 31.5°F | 31.6°F | 32.9°F | 36.1°F |
| Feb 11 | 32.5°F | 31.8°F | 31.8°F | 33.3°F | 36.1°F |
| Feb 12 | 32.4°F | 31.8°F | 31.8°F | 33.4°F | 36.3°F |
| Feb 13 | 33.4°F | 31.8°F | 31.8°F | 33.6°F | 36.5°F |
| Feb 14 | 32.5°F | 31.8°F | 31.8°F | 33.8°F | 36.5°F |
| Feb 15 | 38.7°F | 32.7°F | 31.8°F | 33.8°F | 36.5°F |
| Feb 16 | 38.5°F | 34.5°F | 32°F | 34.2°F | 36.7°F |
| Feb 17 | 39.7°F | 36.3°F | 33.1°F | 35.1°F | 36.9°F |
| Feb 18 | 47.5°F | 43.5°F | 39.4°F | 36.7°F | 37.4°F |
| Feb 19 | 46.6°F | 43.9°F | 41.4°F | 38.8°F | 38.5°F |
| Feb 20 | 37.8°F | 40.3°F | 41.2°F | 40.1°F | 39.6°F |
| Feb 21 | 33.3°F | 35.8°F | 38.3°F | 39.9°F | 40.3°F |
| Feb 22 | 30.2°F | 34°F | 36.5°F | 39.2°F | 40.3°F |
| Feb 23 | 29.5°F | 32.5°F | 35.2°F | 38.3°F | 40.1°F |
| Feb 24 | 30.2°F | 32.2°F | 34.5°F | 37.6°F | 39.7°F |
| Feb 25 | 34.5°F | 32.5°F | 34.2°F | 37°F | 39.4°F |
| Feb 26 | 35.8°F | 34.7°F | 34.9°F | 36.9°F | 39.2°F |
| Feb 27 | 40.8°F | 38.1°F | 36.7°F | 37.2°F | 39°F |
| Feb 28 | 41°F | 39.9°F | 39°F | 38.3°F | 39.4°F |