Average Soil Temperature in Sun Valley, ID for August 2026
Data from Arco 17 SW (41.6 mi away) • 25 of 31 days reported
Monthly Summary by Depth
2" depth
80.3°F
avg
72°F – 88.5°F
25 days
4" depth
77.8°F
avg
74.8°F – 80.4°F
8 days
Daily Readings
| Date | 2" | 4" |
|---|---|---|
| Aug 1 | 88.5°F | — |
| Aug 2 | 85.5°F | — |
| Aug 3 | 82.2°F | — |
| Aug 4 | 82°F | — |
| Aug 5 | 82.2°F | — |
| Aug 6 | 83.1°F | — |
| Aug 7 | 85.3°F | — |
| Aug 8 | 85.6°F | — |
| Aug 9 | 84.6°F | — |
| Aug 10 | 85.6°F | — |
| Aug 11 | 84.7°F | — |
| Aug 12 | 86.4°F | — |
| Aug 13 | 75°F | — |
| Aug 14 | 73.6°F | — |
| Aug 15 | 73.9°F | — |
| Aug 16 | 72°F | — |
| Aug 17 | 73°F | — |
| Aug 19 | 75.7°F | 74.8°F |
| Aug 20 | 78.6°F | 77.7°F |
| Aug 21 | 81.1°F | 80.4°F |
| Aug 22 | 80.1°F | 80.4°F |
| Aug 23 | 77.4°F | 77.7°F |
| Aug 24 | 75.9°F | 76.1°F |
| Aug 25 | 77.9°F | 77.5°F |
| Aug 26 | 77.9°F | 77.7°F |