Average Soil Temperature in Grass Valley, CA for March 2026
Data from Eagle Lake (98.5 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
43°F
avg
35.6°F – 55°F
31 days
4" depth
45°F
avg
37.8°F – 53.4°F
31 days
8" depth
46.6°F
avg
41.2°F – 51.8°F
31 days
40" depth
36.7°F
avg
36.7°F – 36.7°F
31 days
Daily Readings
| Date | 2" | 4" | 8" | 40" |
|---|---|---|---|---|
| Mar 1 | 39.7°F | 42.1°F | 44.8°F | 36.7°F |
| Mar 2 | 38.5°F | 40.8°F | 43.9°F | 36.7°F |
| Mar 3 | 39.4°F | 40.8°F | 42.6°F | 36.7°F |
| Mar 4 | 37.8°F | 39.7°F | 42.4°F | 36.7°F |
| Mar 5 | 35.8°F | 38.3°F | 41.7°F | 36.7°F |
| Mar 6 | 35.6°F | 37.8°F | 41.2°F | 36.7°F |
| Mar 7 | 37.9°F | 39.9°F | 42.1°F | 36.7°F |
| Mar 8 | 40.3°F | 41.9°F | 43.2°F | 36.7°F |
| Mar 9 | 38.8°F | 40.8°F | 43.3°F | 36.7°F |
| Mar 10 | 37.9°F | 40.6°F | 43.7°F | 36.7°F |
| Mar 11 | 39.4°F | 41.4°F | 43.7°F | 36.7°F |
| Mar 12 | 39°F | 41°F | 43.9°F | 36.7°F |
| Mar 13 | 40.5°F | 42.1°F | 43.5°F | 36.7°F |
| Mar 14 | 39.2°F | 41.7°F | 44.6°F | 36.7°F |
| Mar 15 | 41.5°F | 43.3°F | 44.8°F | 36.7°F |
| Mar 16 | 42.6°F | 44.8°F | 46.6°F | 36.7°F |
| Mar 17 | 43.3°F | 45.7°F | 47.3°F | 36.7°F |
| Mar 18 | 44.4°F | 46.8°F | 47.8°F | 36.7°F |
| Mar 19 | 45.1°F | 47.5°F | 48.6°F | 36.7°F |
| Mar 20 | 45.9°F | 48.4°F | 49.5°F | 36.7°F |
| Mar 21 | 46°F | 48.7°F | 50.2°F | 36.7°F |
| Mar 22 | 48.2°F | 50.2°F | 50.4°F | 36.7°F |
| Mar 23 | 50.4°F | 51.8°F | 51.3°F | 36.7°F |
| Mar 24 | 50.5°F | 53.4°F | 51.8°F | 36.7°F |
| Mar 25 | 50.2°F | 52.9°F | 51.8°F | 36.7°F |
| Mar 26 | 43.3°F | 45.7°F | 49.3°F | 36.7°F |
| Mar 27 | 43.3°F | 45.7°F | 49.3°F | 36.7°F |
| Mar 28 | 46.8°F | 49.3°F | 50.5°F | 36.7°F |
| Mar 29 | 46.9°F | 49.6°F | 51.1°F | 36.7°F |
| Mar 30 | 48.6°F | 50.9°F | 51.3°F | 36.7°F |
| Mar 31 | 55°F | 51.8°F | 49.3°F | 36.7°F |