Average Soil Temperature in Duluth, MN for February 2026
Data from Sandstone 6 W (62.7 mi away) • 28 of 28 days reported
Monthly Summary by Depth
2" depth
31°F
avg
30.2°F – 31.5°F
28 days
4" depth
31.5°F
avg
30.7°F – 31.8°F
28 days
8" depth
31.7°F
avg
31.6°F – 31.8°F
28 days
20" depth
32.3°F
avg
32.2°F – 32.4°F
28 days
40" depth
34.1°F
avg
33.8°F – 34.7°F
28 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Feb 1 | 30.4°F | 30.7°F | 31.8°F | 32.4°F | 34.7°F |
| Feb 2 | 30.6°F | 31.1°F | 31.6°F | 32.4°F | 34.5°F |
| Feb 3 | 30.2°F | 30.9°F | 31.6°F | 32.4°F | 34.5°F |
| Feb 4 | 30.2°F | 30.7°F | 31.6°F | 32.4°F | 34.3°F |
| Feb 5 | 30.6°F | 31.1°F | 31.6°F | 32.2°F | 34.3°F |
| Feb 6 | 30.9°F | 31.3°F | 31.6°F | 32.2°F | 34.3°F |
| Feb 7 | 30.7°F | 31.3°F | 31.6°F | 32.2°F | 34.3°F |
| Feb 8 | 30.7°F | 31.3°F | 31.6°F | 32.2°F | 34.2°F |
| Feb 9 | 30.9°F | 31.3°F | 31.6°F | 32.2°F | 34.2°F |
| Feb 10 | 30.9°F | 31.5°F | 31.6°F | 32.2°F | 34.2°F |
| Feb 11 | 30.9°F | 31.5°F | 31.6°F | 32.2°F | 34.2°F |
| Feb 12 | 30.7°F | 31.3°F | 31.6°F | 32.4°F | 34°F |
| Feb 13 | 30.9°F | 31.3°F | 31.6°F | 32.2°F | 34°F |
| Feb 14 | 30.9°F | 31.3°F | 31.6°F | 32.2°F | 34°F |
| Feb 15 | 30.9°F | 31.5°F | 31.6°F | 32.2°F | 34°F |
| Feb 16 | 31.1°F | 31.6°F | 31.6°F | 32.2°F | 34°F |
| Feb 17 | 31.3°F | 31.6°F | 31.8°F | 32.2°F | 34°F |
| Feb 18 | 31.3°F | 31.8°F | 31.8°F | 32.2°F | 34°F |
| Feb 19 | 31.5°F | 31.8°F | 31.8°F | 32.2°F | 34°F |
| Feb 20 | 31.5°F | 31.8°F | 31.8°F | 32.2°F | 34°F |
| Feb 21 | 31.5°F | 31.8°F | 31.8°F | 32.2°F | 33.8°F |
| Feb 22 | 31.5°F | 31.8°F | 31.8°F | 32.2°F | 34°F |
| Feb 23 | 31.3°F | 31.8°F | 31.8°F | 32.2°F | 34°F |
| Feb 24 | 31.3°F | 31.8°F | 31.8°F | 32.2°F | 33.8°F |
| Feb 25 | 31.3°F | 31.8°F | 31.8°F | 32.2°F | 33.8°F |
| Feb 26 | 31.1°F | 31.6°F | 31.8°F | 32.2°F | 33.8°F |
| Feb 27 | 31.1°F | 31.6°F | 31.8°F | 32.4°F | 33.8°F |
| Feb 28 | 31.1°F | 31.8°F | 31.8°F | 32.4°F | 33.8°F |