Average Soil Temperature in Sumner, WA — May 2025
Data from Quinault 4 NE (85.2 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
56.9°F
avg
53.6°F – 61.7°F
31 days
4" depth
56.3°F
avg
53.2°F – 60.8°F
31 days
Daily Readings
| Date | 2" | 4" |
|---|---|---|
| May 1 | 55.9°F | 55.2°F |
| May 2 | 55.4°F | 54.9°F |
| May 3 | 54.3°F | 54°F |
| May 4 | 53.6°F | 53.2°F |
| May 5 | 54.7°F | 54.1°F |
| May 6 | 56.7°F | 55.8°F |
| May 7 | 57.6°F | 56.8°F |
| May 8 | 55.9°F | 55.4°F |
| May 9 | 56.8°F | 56.1°F |
| May 10 | 57.2°F | 56.5°F |
| May 11 | 55.6°F | 55.2°F |
| May 12 | 56.1°F | 55.4°F |
| May 13 | 56.5°F | 55.9°F |
| May 14 | 55.8°F | 55.4°F |
| May 15 | 54.7°F | 54.3°F |
| May 16 | 54.9°F | 54.5°F |
| May 17 | 55.8°F | 55.2°F |
| May 18 | 55.8°F | 55°F |
| May 19 | 55°F | 54.7°F |
| May 20 | 54.9°F | 54.5°F |
| May 21 | 56.3°F | 55.6°F |
| May 22 | 57.9°F | 57°F |
| May 23 | 58.1°F | 57.4°F |
| May 24 | 58.3°F | 57.6°F |
| May 25 | 58.1°F | 57.6°F |
| May 26 | 59.4°F | 58.5°F |
| May 27 | 59.9°F | 58.8°F |
| May 28 | 61.2°F | 60.1°F |
| May 29 | 61.7°F | 60.8°F |
| May 30 | 61.2°F | 60.1°F |
| May 31 | 60.1°F | 58.6°F |