Average Soil Temperature in San Francisco, CA for January 2021
Data from Merced 23 WSW (91.5 mi away) • 30 of 31 days reported
Monthly Summary by Depth
2" depth
47.9°F
avg
44.4°F – 50.5°F
30 days
4" depth
49.5°F
avg
47.1°F – 51.6°F
30 days
8" depth
51°F
avg
49.1°F – 52.2°F
30 days
20" depth
52.2°F
avg
50.5°F – 53.1°F
30 days
Daily Readings
| Date | 2" | 4" | 8" | 20" |
|---|---|---|---|---|
| Jan 1 | 46°F | 48.6°F | 51.1°F | 52.5°F |
| Jan 2 | 48°F | 49.3°F | 50.9°F | 52.3°F |
| Jan 3 | 50°F | 50.7°F | 51.6°F | 52.5°F |
| Jan 4 | 50.5°F | 51.6°F | 52.2°F | 52.9°F |
| Jan 5 | 47.1°F | 50°F | 51.8°F | 53.1°F |
| Jan 6 | 46.6°F | 48.9°F | 51.3°F | 52.9°F |
| Jan 7 | 47.1°F | 49.1°F | 51.1°F | 52.5°F |
| Jan 8 | 48.2°F | 49.6°F | 51.1°F | 52.5°F |
| Jan 9 | 46.4°F | 48.9°F | 51.1°F | 52.3°F |
| Jan 10 | 46.2°F | 48.2°F | 50.5°F | 52.2°F |
| Jan 12 | 47.3°F | 48.9°F | 50.5°F | 52°F |
| Jan 13 | 48.9°F | 49.8°F | 50.9°F | 52°F |
| Jan 14 | 49.1°F | 50.4°F | 51.3°F | 52.3°F |
| Jan 15 | 48.6°F | 50°F | 51.3°F | 52.3°F |
| Jan 16 | 49.1°F | 50.4°F | 51.3°F | 52.3°F |
| Jan 17 | 49.3°F | 50.5°F | 51.4°F | 52.5°F |
| Jan 18 | 49.3°F | 50.5°F | 51.6°F | 52.5°F |
| Jan 19 | 50°F | 51.3°F | 51.8°F | 52.7°F |
| Jan 20 | 47.3°F | 50.2°F | 51.6°F | 52.7°F |
| Jan 21 | 46.6°F | 48.9°F | 50.9°F | 52.3°F |
| Jan 22 | 49.1°F | 50°F | 51.1°F | 52.2°F |
| Jan 23 | 48.7°F | 50.2°F | 51.4°F | 52.3°F |
| Jan 24 | 46.8°F | 48.9°F | 50.9°F | 52.3°F |
| Jan 25 | 46.6°F | 48.9°F | 50.7°F | 52°F |
| Jan 26 | 44.4°F | 47.1°F | 50°F | 51.6°F |
| Jan 27 | 45.9°F | 47.5°F | 49.6°F | 51.3°F |
| Jan 28 | 47.8°F | 48.2°F | 49.1°F | 50.5°F |
| Jan 29 | 49.1°F | 49.5°F | 49.8°F | 50.9°F |
| Jan 30 | 48.4°F | 49.1°F | 50.2°F | 51.3°F |
| Jan 31 | 49.3°F | 49.6°F | 50.4°F | 51.3°F |