Average Soil Temperature in Saint Charles, MO for August 2021
Data from Shaw Nature Reserve (27.5 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
78.9°F
avg
76.5°F – 82°F
31 days
4" depth
79.2°F
avg
77.2°F – 82°F
31 days
8" depth
79.3°F
avg
78.1°F – 81.5°F
31 days
20" depth
76.8°F
avg
75.6°F – 78.1°F
31 days
40" depth
72.6°F
avg
72.3°F – 73°F
31 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Aug 1 | 78.6°F | 79.2°F | 79.5°F | 77.2°F | 72.7°F |
| Aug 2 | 78.1°F | 78.6°F | 79.2°F | 76.8°F | 72.7°F |
| Aug 3 | 76.5°F | 77.7°F | 78.6°F | 76.5°F | 72.7°F |
| Aug 4 | 76.8°F | 77.7°F | 78.1°F | 75.9°F | 72.3°F |
| Aug 5 | 78.1°F | 78.1°F | 78.1°F | 75.6°F | 72.3°F |
| Aug 6 | 78.6°F | 78.6°F | 78.1°F | 75.9°F | 72.3°F |
| Aug 7 | 80.4°F | 80.4°F | 79.5°F | 76.5°F | 72.3°F |
| Aug 8 | 78.1°F | 78.1°F | 79.2°F | 76.8°F | 72.3°F |
| Aug 9 | 82°F | 81.5°F | 80.4°F | 76.8°F | 72.3°F |
| Aug 10 | 80.4°F | 80.4°F | 80.1°F | 77.2°F | 72.3°F |
| Aug 11 | 82°F | 82°F | 81.5°F | 77.7°F | 72.3°F |
| Aug 12 | 80.4°F | 81°F | 81.5°F | 78.1°F | 72.7°F |
| Aug 13 | 81°F | 81°F | 80.4°F | 78.1°F | 72.7°F |
| Aug 14 | 77.2°F | 78.6°F | 79.5°F | 77.7°F | 72.7°F |
| Aug 15 | 76.5°F | 77.2°F | 78.1°F | 76.8°F | 72.7°F |
| Aug 16 | 76.8°F | 77.2°F | 78.1°F | 75.9°F | 72.7°F |
| Aug 17 | 77.7°F | 78.1°F | 78.1°F | 75.9°F | 72.7°F |
| Aug 18 | 77.2°F | 77.7°F | 78.1°F | 75.9°F | 72.7°F |
| Aug 19 | 78.1°F | 78.6°F | 78.1°F | 75.9°F | 72.7°F |
| Aug 20 | 79.2°F | 79.2°F | 78.6°F | 75.9°F | 72.3°F |
| Aug 21 | 78.6°F | 79.2°F | 79.2°F | 76.5°F | 72.3°F |
| Aug 22 | 79.2°F | 79.2°F | 79.2°F | 76.5°F | 72.3°F |
| Aug 23 | 78.1°F | 78.1°F | 78.6°F | 76.5°F | 72.7°F |
| Aug 24 | 80.4°F | 80.4°F | 80.1°F | 76.8°F | 72.7°F |
| Aug 25 | 82°F | 82°F | 81°F | 77.7°F | 72.7°F |
| Aug 26 | 79.2°F | 79.2°F | 79.5°F | 77.7°F | 72.7°F |
| Aug 27 | 80.4°F | 81°F | 80.4°F | 77.7°F | 72.7°F |
| Aug 28 | 80.1°F | 80.4°F | 80.1°F | 77.7°F | 73°F |
| Aug 29 | 79.5°F | 79.5°F | 80.1°F | 77.7°F | 73°F |
| Aug 30 | 77.7°F | 78.1°F | 78.6°F | 77.2°F | 73°F |
| Aug 31 | 77.2°F | 77.7°F | 78.1°F | 76.8°F | 73°F |