Average Soil Temperature in Brookings, SD for March 2026
Data from Eros Data Center (40.2 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
34.2°F
avg
28.4°F – 45.7°F
31 days
4" depth
35.3°F
avg
29.8°F – 45.9°F
31 days
8" depth
34.7°F
avg
29.8°F – 44.1°F
31 days
20" depth
34.9°F
avg
32.2°F – 40.6°F
31 days
40" depth
36.2°F
avg
35.1°F – 38.7°F
31 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Mar 1 | 28.4°F | 29.8°F | 29.8°F | 32.2°F | 35.1°F |
| Mar 2 | 29.8°F | 30.7°F | 30.2°F | 32.2°F | 35.2°F |
| Mar 3 | 30.6°F | 31.5°F | 30.9°F | 32.4°F | 35.2°F |
| Mar 4 | 30.7°F | 31.8°F | 31.5°F | 32.5°F | 35.2°F |
| Mar 5 | 30.9°F | 32°F | 31.6°F | 32.7°F | 35.2°F |
| Mar 6 | 31.1°F | 32.2°F | 31.8°F | 32.9°F | 35.4°F |
| Mar 7 | 31.3°F | 32.4°F | 32°F | 33.1°F | 35.4°F |
| Mar 8 | 31.3°F | 32.4°F | 32°F | 33.3°F | 35.6°F |
| Mar 9 | 31.5°F | 32.5°F | 32.2°F | 33.4°F | 35.6°F |
| Mar 10 | 31.5°F | 32.5°F | 32.2°F | 33.4°F | 35.8°F |
| Mar 11 | 31.5°F | 32.5°F | 32.2°F | 33.6°F | 35.8°F |
| Mar 12 | 31.5°F | 32.5°F | 32.4°F | 33.6°F | 35.8°F |
| Mar 13 | 31.5°F | 32.7°F | 32.4°F | 33.8°F | 36°F |
| Mar 14 | 31.5°F | 32.7°F | 32.4°F | 33.8°F | 36°F |
| Mar 15 | 31.5°F | 32.7°F | 32.4°F | 33.8°F | 36°F |
| Mar 16 | 31.5°F | 32.7°F | 32.4°F | 33.8°F | 36°F |
| Mar 17 | 31.3°F | 32.7°F | 32.4°F | 34°F | 36°F |
| Mar 18 | 31.5°F | 32.7°F | 32.4°F | 34°F | 36°F |
| Mar 19 | 31.5°F | 32.7°F | 32.4°F | 34°F | 36.1°F |
| Mar 20 | 34.3°F | 34.7°F | 33.1°F | 34°F | 36.1°F |
| Mar 21 | 40.8°F | 40.8°F | 38.5°F | 34.7°F | 36.1°F |
| Mar 22 | 36°F | 37.8°F | 37.4°F | 36.1°F | 36.3°F |
| Mar 23 | 35.6°F | 37°F | 36.5°F | 36.5°F | 36.5°F |
| Mar 24 | 38.3°F | 39°F | 37.9°F | 36.7°F | 36.7°F |
| Mar 25 | 43.2°F | 43.2°F | 41.4°F | 37.2°F | 36.9°F |
| Mar 26 | 38.7°F | 40.5°F | 40.6°F | 38.7°F | 37.2°F |
| Mar 27 | 36.3°F | 38.1°F | 38.5°F | 38.7°F | 37.6°F |
| Mar 28 | 37.9°F | 38.8°F | 38.3°F | 38.1°F | 37.9°F |
| Mar 29 | 42.1°F | 42.4°F | 41.2°F | 38.3°F | 37.9°F |
| Mar 30 | 45.7°F | 45.9°F | 44.1°F | 39.4°F | 38.1°F |
| Mar 31 | 42.3°F | 43.5°F | 43.3°F | 40.6°F | 38.7°F |