The official National Weather Service forecast for LaMoure — 46.3572°N, 98.2945°W, 37.6 miles from I-94.
| LaMoure County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 21 | 24 | 38 | 53 | 67 | 77 | 82 | 80 | 72 | 56 | 39 | 25 | 53 |
| Avg low °F | 3 | 5 | 17 | 30 | 43 | 54 | 59 | 56 | 47 | 34 | 20 | 8 | 31 |
| Precip in | 0.5 | 0.5 | 0.9 | 1.7 | 3.1 | 3.7 | 3.0 | 2.7 | 2.4 | 1.8 | 0.6 | 0.8 | 21.7 |
1996–2025 normals for LaMoure County — the climate division LaMoure sits in. All-time county record high 106.1°F (1973-07-12); record low -38.5°F (1967-12-31). Source: NOAA / National Weather Service.