Average Soil Temperature in Bay City, TX — December 2025
Data from Port Aransas 32 NNE (69.9 mi away) • 28 of 31 days reported
Monthly Summary by Depth
2" depth
64.9°F
avg
59°F – 72.9°F
28 days
4" depth
64.3°F
avg
59.2°F – 71.8°F
26 days
8" depth
66.4°F
avg
63.1°F – 71.4°F
24 days
20" depth
68°F
avg
65.3°F – 72.1°F
28 days
40" depth
70.3°F
avg
68.4°F – 73.9°F
24 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Dec 1 | 63.5°F | 65.8°F | 70.3°F | 72.1°F | 73.9°F |
| Dec 2 | 61.2°F | 63°F | 67.8°F | 70.5°F | 73.4°F |
| Dec 3 | 61.5°F | 62.1°F | 66.2°F | 69.1°F | 72.7°F |
| Dec 4 | 63.7°F | 64.2°F | 66.7°F | 68.5°F | 72°F |
| Dec 5 | 60.4°F | 62.1°F | 65.7°F | 68.2°F | 71.6°F |
| Dec 6 | 62.1°F | 62.2°F | 64.9°F | 67.3°F | 71.1°F |
| Dec 7 | 65.3°F | 64.2°F | 65.7°F | 67.3°F | 70.7°F |
| Dec 8 | 62.1°F | 62.8°F | 66°F | 67.5°F | 70.5°F |
| Dec 9 | 59°F | 59.2°F | 63.9°F | 66.4°F | 70.2°F |
| Dec 10 | 60.4°F | 59.7°F | 63.1°F | 65.3°F | 69.6°F |
| Dec 11 | 61.7°F | 61.2°F | 63.7°F | 65.3°F | 69.1°F |
| Dec 12 | 63.9°F | 62.4°F | 64.2°F | 65.5°F | 68.7°F |
| Dec 13 | 67.1°F | 65.7°F | 65.8°F | 66.2°F | 68.7°F |
| Dec 14 | 65.7°F | 65.5°F | 66.9°F | 67.1°F | 68.9°F |
| Dec 15 | 60.1°F | 61°F | 65.1°F | 66.7°F | 69.1°F |
| Dec 17 | 63.9°F | 63.1°F | 64.2°F | 65.5°F | 68.5°F |
| Dec 18 | 66.2°F | 64.9°F | 65.5°F | 66°F | 68.4°F |
| Dec 19 | 63.1°F | 63°F | 65.7°F | 66.6°F | 68.5°F |
| Dec 20 | 63.5°F | 62.6°F | 64.6°F | 65.8°F | 68.5°F |
| Dec 21 | 68.5°F | — | — | 66.4°F | — |
| Dec 24 | 72°F | 70.3°F | — | 69.6°F | — |
| Dec 25 | 71.2°F | 70.2°F | 70.7°F | 70°F | 70.2°F |
| Dec 26 | 72.7°F | 71.2°F | 71.2°F | 70.5°F | 70.5°F |
| Dec 27 | 72.9°F | 71.8°F | — | 71.1°F | 70.9°F |
| Dec 28 | 72.9°F | — | — | 71.4°F | — |
| Dec 29 | 67.8°F | 68.4°F | 71.4°F | 71.4°F | 71.6°F |
| Dec 30 | 63.7°F | 64°F | 68.4°F | 69.6°F | — |
| Dec 31 | 60.1°F | 60.1°F | 65.8°F | 67.6°F | 70.5°F |