Average Soil Temperature in Flagstaff, AZ for May 2026
Data from Williams 35 NNW (55 mi away) • 28 of 31 days reported
Monthly Summary by Depth
2" depth
67.9°F
avg
57.6°F – 74.3°F
28 days
4" depth
65.7°F
avg
57.7°F – 70.3°F
28 days
Daily Readings
| Date | 2" | 4" |
|---|---|---|
| May 1 | 61°F | 59.7°F |
| May 2 | 62.8°F | 60.4°F |
| May 3 | 63.7°F | 61.7°F |
| May 4 | 60.8°F | 60.4°F |
| May 5 | 57.6°F | 57.7°F |
| May 6 | 59.7°F | 58.1°F |
| May 7 | 64.9°F | 61.9°F |
| May 8 | 68°F | 64.4°F |
| May 9 | 69.8°F | 66.2°F |
| May 10 | 71.2°F | 67.8°F |
| May 11 | 73.2°F | 69.1°F |
| May 12 | 74.3°F | 70.3°F |
| May 13 | 72.1°F | 69.8°F |
| May 14 | 71.6°F | 68.5°F |
| May 15 | 73.9°F | 70.3°F |
| May 16 | 71.6°F | 69.4°F |
| May 17 | 69.6°F | 67.8°F |
| May 18 | 69.4°F | 67.6°F |
| May 19 | 67.5°F | 65.8°F |
| May 20 | 69.8°F | 67.3°F |
| May 21 | 71.2°F | 68.4°F |
| May 22 | 71.4°F | 68.9°F |
| May 23 | 73.4°F | 69.8°F |
| May 24 | 73°F | 70.3°F |
| May 25 | 63°F | 65.1°F |
| May 26 | 65.1°F | 64°F |
| May 27 | 65.7°F | 64.8°F |
| May 28 | 65.7°F | 64.8°F |