Average Soil Temperature in Jacksonville, IL — August 2025
Data from Mason #1 (43.9 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
75.9°F
avg
70.3°F – 80.4°F
31 days
4" depth
75.1°F
avg
70.3°F – 79.2°F
31 days
8" depth
77.1°F
avg
72.3°F – 80.4°F
31 days
20" depth
75.3°F
avg
72.1°F – 77.5°F
31 days
40" depth
74.2°F
avg
72.3°F – 75°F
31 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Aug 1 | 76.5°F | 75.9°F | 78.1°F | 76.6°F | 75°F |
| Aug 2 | 74.7°F | 74.7°F | 76.8°F | 75.9°F | 75°F |
| Aug 3 | 74.7°F | 74.3°F | 76.8°F | 75.2°F | 74.7°F |
| Aug 4 | 74.7°F | 73.9°F | 76.5°F | 74.8°F | 74.3°F |
| Aug 5 | 75.9°F | 75°F | 76.8°F | 75°F | 74.3°F |
| Aug 6 | 77.2°F | 76.5°F | 78.1°F | 75.4°F | 73.9°F |
| Aug 7 | 76.8°F | 75.9°F | 78.1°F | 75.6°F | 73.9°F |
| Aug 8 | 78.6°F | 77.2°F | 78.6°F | 75.9°F | 73.9°F |
| Aug 9 | 79.5°F | 78.1°F | 79.5°F | 76.6°F | 74.3°F |
| Aug 10 | 77.7°F | 76.8°F | 78.1°F | 76.3°F | 74.3°F |
| Aug 11 | 79.5°F | 77.7°F | 79.5°F | 76.5°F | 74.3°F |
| Aug 12 | 79.2°F | 78.1°F | 80.1°F | 76.8°F | 74.7°F |
| Aug 13 | 77.2°F | 76.8°F | 79.2°F | 76.6°F | 74.7°F |
| Aug 14 | 77.2°F | 76.5°F | 78.1°F | 76.1°F | 74.7°F |
| Aug 15 | 79.2°F | 77.7°F | 79.5°F | 76.5°F | 74.7°F |
| Aug 16 | 80.1°F | 78.6°F | 80.4°F | 77°F | 74.7°F |
| Aug 17 | 80.1°F | 78.6°F | 80.1°F | 77.2°F | 74.7°F |
| Aug 18 | 80.4°F | 79.2°F | 80.4°F | 77.5°F | 75°F |
| Aug 19 | 78.6°F | 77.7°F | 80.1°F | 77.4°F | 75°F |
| Aug 20 | 77.7°F | 76.8°F | 78.6°F | 76.8°F | 75°F |
| Aug 21 | 76.5°F | 75.6°F | 77.7°F | 76.1°F | 75°F |
| Aug 22 | 75°F | 74.7°F | 76.8°F | 75.6°F | 75°F |
| Aug 23 | 74.3°F | 74.3°F | 75.9°F | 75°F | 74.7°F |
| Aug 24 | 72.3°F | 72.3°F | 74.3°F | 74.3°F | 74.3°F |
| Aug 25 | 70.7°F | 70.7°F | 73°F | 73.2°F | 73.9°F |
| Aug 26 | 70.3°F | 70.3°F | 72.3°F | 72.5°F | 73.4°F |
| Aug 27 | 70.7°F | 70.3°F | 72.7°F | 72.1°F | 73°F |
| Aug 28 | 72.3°F | 71.4°F | 73.4°F | 72.1°F | 73°F |
| Aug 29 | 72.3°F | 71.8°F | 73.4°F | 72.3°F | 72.7°F |
| Aug 30 | 72.3°F | 71.4°F | 73.9°F | 72.3°F | 72.3°F |
| Aug 31 | 71.1°F | 70.7°F | 73°F | 72.1°F | 72.3°F |