Average Soil Temperature in Round Rock, TX — December 2025
Data from Austin 33 NW (25.6 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
56.3°F
avg
48.9°F – 67.5°F
31 days
4" depth
58.3°F
avg
53.8°F – 67.3°F
31 days
Daily Readings
| Date | 2" | 4" |
|---|---|---|
| Dec 1 | 50.4°F | 56.5°F |
| Dec 2 | 48.9°F | 54°F |
| Dec 3 | 53.2°F | 55°F |
| Dec 4 | 52.7°F | 56.5°F |
| Dec 5 | 52.2°F | 55°F |
| Dec 6 | 54.9°F | 56.3°F |
| Dec 7 | 55°F | 57.4°F |
| Dec 8 | 50°F | 54.5°F |
| Dec 9 | 50.9°F | 53.8°F |
| Dec 10 | 53.1°F | 55.2°F |
| Dec 11 | 52°F | 54.7°F |
| Dec 12 | 56.1°F | 56.5°F |
| Dec 13 | 61.7°F | 60.3°F |
| Dec 14 | 52.9°F | 58.1°F |
| Dec 15 | 49.6°F | 53.8°F |
| Dec 16 | 52.5°F | 54.3°F |
| Dec 17 | 58.3°F | 57.7°F |
| Dec 18 | 58.3°F | 59.4°F |
| Dec 19 | 53.1°F | 56.3°F |
| Dec 20 | 58.5°F | 58.1°F |
| Dec 21 | 57°F | 58.6°F |
| Dec 22 | 60.6°F | 59.9°F |
| Dec 23 | 65.1°F | 63.5°F |
| Dec 24 | 64.8°F | 64.4°F |
| Dec 25 | 64.9°F | 64.6°F |
| Dec 26 | 66.9°F | 66°F |
| Dec 27 | 67.5°F | 66.7°F |
| Dec 28 | 66.9°F | 67.3°F |
| Dec 29 | 53.4°F | 60.3°F |
| Dec 30 | 51.4°F | 56.3°F |
| Dec 31 | 52.5°F | 55.6°F |