Average Soil Temperature in Walnut Ridge, AR for September 2026
Data from Uapb-Earle (57.1 mi away) • 25 of 30 days reported
Monthly Summary by Depth
2" depth
88.6°F
avg
78.4°F – 93.9°F
25 days
4" depth
88.8°F
avg
78.8°F – 93.7°F
25 days
8" depth
90.1°F
avg
80.8°F – 94.5°F
25 days
20" depth
87.7°F
avg
83.8°F – 89.4°F
25 days
40" depth
85.2°F
avg
84.4°F – 85.6°F
25 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Sep 1 | 92.3°F | 92.3°F | 92.8°F | 87.6°F | 84.6°F |
| Sep 2 | 92.8°F | 92.8°F | 93.4°F | 88.2°F | 84.6°F |
| Sep 3 | 93.9°F | 93.7°F | 94.3°F | 88.5°F | 84.7°F |
| Sep 4 | 93.9°F | 93.7°F | 94.5°F | 89.1°F | 84.9°F |
| Sep 5 | 92.8°F | 92.8°F | 93.7°F | 89.2°F | 85.3°F |
| Sep 6 | 91.8°F | 91.9°F | 93°F | 89.4°F | 85.5°F |
| Sep 7 | 89.6°F | 90°F | 91.4°F | 89.2°F | 85.6°F |
| Sep 8 | 92.5°F | 92.5°F | 93°F | 88.9°F | 85.6°F |
| Sep 9 | 91.8°F | 91.8°F | 92.5°F | 89.1°F | 85.6°F |
| Sep 10 | 91.8°F | 91.8°F | 92.7°F | 89.1°F | 85.6°F |
| Sep 11 | 85.1°F | 85.6°F | 88°F | 88.9°F | 85.6°F |
| Sep 12 | 84.9°F | 85.5°F | 87.4°F | 87.6°F | 85.6°F |
| Sep 13 | 88.5°F | 88.5°F | 89.8°F | 87.1°F | 85.5°F |
| Sep 14 | 88.9°F | 89.1°F | 90.3°F | 87.1°F | 85.3°F |
| Sep 15 | 87.1°F | 87.4°F | 89.1°F | 87.3°F | 85.1°F |
| Sep 16 | 88.3°F | 88.3°F | 89.8°F | 87.1°F | 85.1°F |
| Sep 17 | 88.9°F | 89.2°F | 90.7°F | 87.1°F | 85.1°F |
| Sep 18 | 89.2°F | 89.4°F | 90.9°F | 87.4°F | 85.1°F |
| Sep 19 | 89.6°F | 89.8°F | 91°F | 87.4°F | 85.1°F |
| Sep 20 | 89.2°F | 89.4°F | 90.9°F | 87.6°F | 85.1°F |
| Sep 21 | 88.3°F | 88.3°F | 89.6°F | 87.4°F | 85.1°F |
| Sep 22 | 84.4°F | 84.9°F | 86.5°F | 87.1°F | 85.1°F |
| Sep 23 | 81.1°F | 81.5°F | 83.5°F | 86.2°F | 85.1°F |
| Sep 24 | 78.4°F | 78.8°F | 80.8°F | 84.9°F | 84.7°F |
| Sep 25 | 80.2°F | 80.6°F | 82°F | 83.8°F | 84.4°F |