Average Soil Temperature in Seattle, WA — February 2026
Data from Quinault 4 NE (69.3 mi away) • 27 of 28 days reported
Monthly Summary by Depth
2" depth
42.2°F
avg
37.9°F – 46.4°F
27 days
4" depth
42.2°F
avg
37.8°F – 46°F
26 days
Daily Readings
| Date | 2" | 4" |
|---|---|---|
| Feb 1 | 44.6°F | 44.2°F |
| Feb 2 | 45°F | 44.6°F |
| Feb 3 | 45.3°F | 45°F |
| Feb 4 | 46.4°F | 46°F |
| Feb 5 | 44.1°F | 44.1°F |
| Feb 6 | 43.3°F | 43.3°F |
| Feb 7 | 45.3°F | 44.8°F |
| Feb 8 | 44.2°F | 44.2°F |
| Feb 9 | 44.1°F | 43.9°F |
| Feb 10 | 43.9°F | 43.9°F |
| Feb 11 | 42.1°F | 42.3°F |
| Feb 12 | 42.1°F | 42.1°F |
| Feb 14 | 43°F | 42.8°F |
| Feb 15 | 40.8°F | — |
| Feb 16 | 40.3°F | 40.6°F |
| Feb 17 | 39.2°F | 39.6°F |
| Feb 18 | 37.9°F | 37.8°F |
| Feb 19 | 38.3°F | 38.5°F |
| Feb 20 | 38.1°F | 38.3°F |
| Feb 21 | 39.2°F | 39.2°F |
| Feb 22 | 41.2°F | 40.8°F |
| Feb 23 | 41.5°F | 41.4°F |
| Feb 24 | 41°F | 41°F |
| Feb 25 | 40.6°F | 40.5°F |
| Feb 26 | 42.8°F | 42.4°F |
| Feb 27 | 43.5°F | 43.3°F |
| Feb 28 | 42.3°F | 42.3°F |