Average Soil Temperature in Fernandina Beach, FL for May 2026
Data from Brunswick 23 S (9.7 mi away) • 31 of 31 days reported
Monthly Summary by Depth
2" depth
82.5°F
avg
74.3°F – 89.4°F
31 days
4" depth
79.5°F
avg
72.7°F – 84.4°F
31 days
8" depth
81°F
avg
73.2°F – 86.5°F
31 days
20" depth
79.4°F
avg
73.9°F – 84°F
31 days
40" depth
78.1°F
avg
75°F – 82.2°F
31 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| May 1 | 82.4°F | 78.6°F | 80.4°F | 77.9°F | 76.5°F |
| May 2 | 74.7°F | 77.2°F | 77.2°F | 77.5°F | 76.6°F |
| May 3 | 74.3°F | 74.7°F | 74.3°F | 75.4°F | 75.7°F |
| May 4 | 76.6°F | 74.8°F | 75.4°F | 75°F | 75°F |
| May 5 | 79°F | 75.6°F | 77°F | 75.7°F | 75.2°F |
| May 6 | 81.1°F | 76.8°F | 78.6°F | 76.6°F | 75.6°F |
| May 7 | 80.4°F | 77.9°F | 79.5°F | 77.7°F | 76.3°F |
| May 8 | 81.1°F | 77.9°F | 79.5°F | 77.9°F | 76.6°F |
| May 9 | 79.5°F | 78.1°F | 79.3°F | 78.1°F | 76.8°F |
| May 10 | 78.3°F | 77.5°F | 78.1°F | 77.5°F | 76.8°F |
| May 11 | 81.5°F | 77.7°F | 79.2°F | 77.5°F | 76.6°F |
| May 12 | 76.6°F | 78.1°F | 78.4°F | 78.1°F | 77°F |
| May 13 | 74.7°F | 72.7°F | 73.2°F | 73.9°F | 75.2°F |
| May 14 | 78.8°F | 75.2°F | 76.5°F | 75.2°F | 75°F |
| May 15 | 78.8°F | 76.3°F | 77.5°F | 76.3°F | 75.6°F |
| May 16 | 82.4°F | 77.4°F | 79.3°F | 77.2°F | 76.1°F |
| May 17 | 84.4°F | 79.2°F | 81.7°F | 78.6°F | 76.8°F |
| May 18 | 85.1°F | 80.2°F | 82.6°F | 79.7°F | 77.7°F |
| May 19 | 86.2°F | 81°F | 83.5°F | 80.4°F | 78.4°F |
| May 20 | 86.5°F | 81.7°F | 84°F | 81.1°F | 79.2°F |
| May 21 | 86.7°F | 82°F | 84.4°F | 81.7°F | 79.7°F |
| May 22 | 87.6°F | 82.8°F | 84.9°F | 82.2°F | 80.1°F |
| May 23 | 87.4°F | 83.1°F | 85.3°F | 82.6°F | 80.6°F |
| May 24 | 87.8°F | 83.3°F | 85.3°F | 82.8°F | 81°F |
| May 25 | 88.2°F | 83.7°F | 85.8°F | 83.1°F | 81.3°F |
| May 26 | 88.9°F | 83.8°F | 86°F | 83.5°F | 81.5°F |
| May 27 | 89.4°F | 84.2°F | 86.5°F | 83.8°F | 81.9°F |
| May 28 | 86.9°F | 84.4°F | 86.4°F | 84°F | 82.2°F |
| May 29 | 84.2°F | 83.5°F | 84.4°F | 83.5°F | 82°F |
| May 30 | 84.9°F | 82.9°F | 84°F | 82.8°F | 81.7°F |
| May 31 | 84.2°F | 82.9°F | 84°F | 82.8°F | 81.7°F |