Average Soil Temperature in Marietta, GA for September 2026
Data from Watkinsville #1 (64.2 mi away) • 25 of 30 days reported
Monthly Summary by Depth
2" depth
77.9°F
avg
71.6°F – 80.2°F
25 days
4" depth
78.4°F
avg
73°F – 80.4°F
24 days
8" depth
78.8°F
avg
73.9°F – 80.8°F
25 days
20" depth
78.4°F
avg
75.2°F – 79.7°F
25 days
40" depth
76.6°F
avg
76.1°F – 77°F
25 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Sep 1 | 79.5°F | — | 79.9°F | 78.8°F | 76.6°F |
| Sep 2 | 79.9°F | 80.1°F | 80.4°F | 79.2°F | 76.6°F |
| Sep 3 | 80.2°F | 80.4°F | 80.6°F | 79.5°F | 76.6°F |
| Sep 4 | 80.1°F | 80.4°F | 80.6°F | 79.5°F | 76.8°F |
| Sep 5 | 79.9°F | 80.4°F | 80.8°F | 79.7°F | 76.8°F |
| Sep 6 | 80.1°F | 80.4°F | 80.8°F | 79.7°F | 77°F |
| Sep 7 | 78.4°F | 78.8°F | 79°F | 79.2°F | 77°F |
| Sep 8 | 77.7°F | 78.4°F | 79°F | 78.8°F | 77°F |
| Sep 9 | 78.3°F | 78.6°F | 79°F | 78.6°F | 76.8°F |
| Sep 10 | 79.5°F | 79.5°F | 79.7°F | 78.8°F | 76.8°F |
| Sep 11 | 78.8°F | 79.2°F | 79.2°F | 79°F | 76.8°F |
| Sep 12 | 77.9°F | 78.3°F | 78.3°F | 78.4°F | 76.8°F |
| Sep 13 | 78.3°F | 79°F | 79.3°F | 78.6°F | 76.8°F |
| Sep 14 | 78.4°F | 79°F | 79.3°F | 78.6°F | 76.6°F |
| Sep 15 | 78.1°F | 78.6°F | 78.8°F | 78.4°F | 76.6°F |
| Sep 16 | 77°F | 77.9°F | 78.4°F | 78.3°F | 76.6°F |
| Sep 17 | 77.2°F | 77.9°F | 78.4°F | 78.1°F | 76.6°F |
| Sep 18 | 79°F | 79.2°F | 79.3°F | 78.3°F | 76.5°F |
| Sep 19 | 78.3°F | 78.8°F | 78.8°F | 78.3°F | 76.5°F |
| Sep 20 | 77.4°F | 78.1°F | 78.4°F | 78.3°F | 76.5°F |
| Sep 21 | 78.3°F | 78.6°F | 79°F | 78.3°F | 76.5°F |
| Sep 22 | 77°F | 77.7°F | 77.9°F | 77.9°F | 76.5°F |
| Sep 23 | 74.5°F | 75.6°F | 76.1°F | 77.2°F | 76.5°F |
| Sep 24 | 72°F | 73.2°F | 73.9°F | 75.7°F | 76.3°F |
| Sep 25 | 71.6°F | 73°F | 73.9°F | 75.2°F | 76.1°F |