Average Soil Temperature in Roundup, MT for October 2026
Data from Moccasin (79.8 mi away) • 25 of 31 days reported
Monthly Summary by Depth
2" depth
47.1°F
avg
37°F – 57°F
25 days
4" depth
49.4°F
avg
39°F – 59.7°F
25 days
8" depth
52°F
avg
43.3°F – 60.8°F
25 days
20" depth
54°F
avg
48.9°F – 58.5°F
25 days
40" depth
55.3°F
avg
51.6°F – 58.3°F
25 days
Daily Readings
| Date | 2" | 4" | 8" | 20" | 40" |
|---|---|---|---|---|---|
| Oct 1 | 55.4°F | 57.4°F | 58.5°F | 58.1°F | 58.3°F |
| Oct 2 | 55.4°F | 57.9°F | 59°F | 57.9°F | 58.1°F |
| Oct 3 | 56.8°F | 59°F | 59.7°F | 58.1°F | 57.9°F |
| Oct 4 | 56.7°F | 59.4°F | 60.4°F | 58.3°F | 57.9°F |
| Oct 5 | 56.7°F | 59.7°F | 60.8°F | 58.5°F | 57.9°F |
| Oct 6 | 56.7°F | 59.4°F | 60.4°F | 58.5°F | 57.9°F |
| Oct 7 | 55°F | 58.1°F | 60.1°F | 58.5°F | 57.9°F |
| Oct 8 | 57°F | 59.2°F | 59.9°F | 58.3°F | 57.7°F |
| Oct 9 | 55.9°F | 58.6°F | 60.1°F | 58.3°F | 57.7°F |
| Oct 10 | 46.4°F | 49.5°F | 55°F | 57.9°F | 57.7°F |
| Oct 11 | 40.6°F | 43.9°F | 50°F | 56.1°F | 57.6°F |
| Oct 12 | 38.8°F | 41.4°F | 47.1°F | 54.3°F | 56.8°F |
| Oct 13 | 37.9°F | 40.1°F | 45.5°F | 52.9°F | 55.9°F |
| Oct 14 | 37.4°F | 39.4°F | 44.2°F | 51.6°F | 55°F |
| Oct 15 | 37°F | 39°F | 43.3°F | 50.5°F | 54.1°F |
| Oct 16 | 41.4°F | 42.8°F | 45°F | 49.6°F | 53.2°F |
| Oct 17 | 43.5°F | 45.1°F | 46.8°F | 49.6°F | 52.7°F |
| Oct 18 | 43.2°F | 45°F | 47.1°F | 49.8°F | 52.3°F |
| Oct 19 | 45.7°F | 47.3°F | 48.7°F | 50°F | 52.2°F |
| Oct 20 | 45.3°F | 47.3°F | 49.3°F | 50.4°F | 52.2°F |
| Oct 21 | 47.3°F | 49.1°F | 50.2°F | 50.7°F | 52.2°F |
| Oct 22 | 50.2°F | 51.1°F | 51.3°F | 51.1°F | 52.2°F |
| Oct 23 | 41.7°F | 44.1°F | 48°F | 51.4°F | 52.2°F |
| Oct 24 | 39.4°F | 41.5°F | 45.1°F | 50.2°F | 52.2°F |
| Oct 25 | 37.2°F | 39.6°F | 43.3°F | 48.9°F | 51.6°F |