Average Soil Temperature in South Portland, ME — February 2026
Data from Durham 2 N (46 mi away) • 28 of 28 days reported
Monthly Summary by Depth
2" depth
34°F
avg
32.9°F – 34.5°F
28 days
4" depth
34.1°F
avg
33.3°F – 34.5°F
28 days
Daily Readings
| Date | 2" | 4" |
|---|---|---|
| Feb 1 | 32.9°F | 33.3°F |
| Feb 2 | 33.1°F | 33.3°F |
| Feb 3 | 33.1°F | 33.4°F |
| Feb 4 | 33.1°F | 33.4°F |
| Feb 5 | 33.1°F | 33.6°F |
| Feb 6 | 33.3°F | 33.6°F |
| Feb 7 | 33.3°F | 33.6°F |
| Feb 8 | 33.4°F | 33.8°F |
| Feb 9 | 33.4°F | 33.8°F |
| Feb 10 | 33.6°F | 33.8°F |
| Feb 11 | 33.8°F | 33.8°F |
| Feb 12 | 34°F | 34°F |
| Feb 13 | 34.2°F | 34.2°F |
| Feb 14 | 34.3°F | 34.3°F |
| Feb 15 | 34.3°F | 34.3°F |
| Feb 16 | 34.5°F | 34.3°F |
| Feb 17 | 34.5°F | 34.5°F |
| Feb 18 | 34.5°F | 34.5°F |
| Feb 19 | 34.5°F | 34.5°F |
| Feb 20 | 34.5°F | 34.5°F |
| Feb 21 | 34.5°F | 34.5°F |
| Feb 22 | 34.5°F | 34.5°F |
| Feb 23 | 34.5°F | 34.5°F |
| Feb 24 | 34.5°F | 34.5°F |
| Feb 25 | 34.5°F | 34.5°F |
| Feb 26 | 34.5°F | 34.5°F |
| Feb 27 | 34.5°F | 34.5°F |
| Feb 28 | 34.5°F | 34.5°F |