Average Soil Temperature in Brookline, MA — January 2026
Data from Blue Hill 0 W (8.1 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
32.2°F
avg
30.9°F – 38.5°F
31 days
4" depth
33.2°F
avg
32.4°F – 37.6°F
31 days
Daily Readings
| Date | 2" | 4" |
|---|---|---|
| Jan 1 | 31.3°F | 32.7°F |
| Jan 2 | 31.3°F | 32.5°F |
| Jan 3 | 31.1°F | 32.5°F |
| Jan 4 | 31.3°F | 32.4°F |
| Jan 5 | 31.1°F | 32.4°F |
| Jan 6 | 31.5°F | 32.4°F |
| Jan 7 | 31.8°F | 32.4°F |
| Jan 8 | 31.8°F | 32.5°F |
| Jan 9 | 31.8°F | 32.5°F |
| Jan 10 | 32°F | 32.7°F |
| Jan 11 | 32.9°F | 33.1°F |
| Jan 12 | 32.4°F | 33.3°F |
| Jan 13 | 32.2°F | 33.1°F |
| Jan 14 | 34.3°F | 34.2°F |
| Jan 15 | 38.5°F | 37.6°F |
| Jan 16 | 33.1°F | 34.9°F |
| Jan 17 | 32.4°F | 33.6°F |
| Jan 18 | 32.4°F | 33.6°F |
| Jan 19 | 32.5°F | 33.6°F |
| Jan 20 | 32.7°F | 33.8°F |
| Jan 21 | 32.5°F | 33.6°F |
| Jan 22 | 32.5°F | 33.6°F |
| Jan 23 | 32.4°F | 33.6°F |
| Jan 24 | 31.5°F | 33.1°F |
| Jan 25 | 30.9°F | 32.5°F |
| Jan 26 | 31.6°F | 32.5°F |
| Jan 27 | 31.8°F | 32.5°F |
| Jan 28 | 31.8°F | 32.7°F |
| Jan 29 | 31.8°F | 32.7°F |
| Jan 30 | 31.8°F | 32.7°F |
| Jan 31 | 31.8°F | 32.7°F |