Average Soil Temperature in San Antonio, TX for March 2026
Data from Uvalde (75.5 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
72.1°F
avg
60.3°F – 79.5°F
31 days
4" depth
74.3°F
avg
64.8°F – 80.1°F
31 days
8" depth
74.1°F
avg
66.9°F – 79°F
31 days
40" depth
71.6°F
avg
69.3°F – 73°F
31 days
Daily Readings
| Date | 2" | 4" | 8" | 40" |
|---|---|---|---|---|
| Mar 1 | 73.9°F | 74.7°F | 73.4°F | 69.3°F |
| Mar 2 | 75.6°F | 75.9°F | 74.7°F | 70.7°F |
| Mar 3 | 76.5°F | 76.5°F | 74.8°F | 70°F |
| Mar 4 | 76.5°F | 76.8°F | 75.6°F | 71.4°F |
| Mar 5 | 76.8°F | 76.8°F | 76.3°F | 71.8°F |
| Mar 6 | 78.6°F | 78.6°F | 77.4°F | 72.3°F |
| Mar 7 | 71.1°F | 73.9°F | 76.1°F | 71.4°F |
| Mar 8 | 66°F | 69.3°F | 72.1°F | 71.8°F |
| Mar 9 | 71.1°F | 71.8°F | 72.5°F | 71.8°F |
| Mar 10 | 72.3°F | 74.3°F | 74.1°F | 71.4°F |
| Mar 11 | 64.4°F | 69.3°F | 71.2°F | 71.4°F |
| Mar 12 | 61.3°F | 67.1°F | 68.9°F | 71.4°F |
| Mar 13 | 67.1°F | 70.3°F | 69.6°F | 71.1°F |
| Mar 14 | 73.4°F | 74.7°F | 72.1°F | 71.1°F |
| Mar 15 | 68.9°F | 73.4°F | 74.7°F | 71.1°F |
| Mar 16 | 60.3°F | 65.8°F | 69.1°F | 71.4°F |
| Mar 17 | 60.4°F | 64.8°F | 66.9°F | 71.4°F |
| Mar 18 | 67.1°F | 69.3°F | 68.7°F | 71.1°F |
| Mar 19 | 69.6°F | 72.3°F | 71.2°F | 71.4°F |
| Mar 20 | 72.3°F | 74.7°F | 72.9°F | 71.1°F |
| Mar 21 | 73.9°F | 75.9°F | 74.5°F | 71.1°F |
| Mar 22 | 74.7°F | 76.8°F | 75.4°F | 71.1°F |
| Mar 23 | 74.3°F | 76.8°F | 76.1°F | 71.4°F |
| Mar 24 | 77.2°F | 78.1°F | 77°F | 71.8°F |
| Mar 25 | 79.2°F | 80.1°F | 78.4°F | 72.7°F |
| Mar 26 | 78.6°F | 80.1°F | 79°F | 72.3°F |
| Mar 27 | 73.4°F | 76.8°F | 78.3°F | 72.7°F |
| Mar 28 | 70.3°F | 73.9°F | 75.6°F | 73°F |
| Mar 29 | 74.3°F | 75.6°F | 75.7°F | 73°F |
| Mar 30 | 76.8°F | 78.1°F | 77.4°F | 73°F |
| Mar 31 | 79.5°F | 80.1°F | 78.8°F | 73°F |