The official National Weather Service forecast for Ipswich — 45.4444°N, 99.0293°W, 96.2 miles from I-29.
| Edmunds County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 23 | 27 | 40 | 55 | 68 | 78 | 84 | 82 | 74 | 58 | 42 | 27 | 55 |
| Avg low °F | 4 | 7 | 19 | 30 | 43 | 54 | 60 | 57 | 48 | 34 | 21 | 9 | 32 |
| Precip in | 0.4 | 0.5 | 0.9 | 1.9 | 3.1 | 3.3 | 2.7 | 2.5 | 2.1 | 1.7 | 0.5 | 0.6 | 20.2 |
1996–2025 normals for Edmunds County — the climate division Ipswich sits in. All-time county record high 110.4°F (2006-07-16); record low -38.1°F (1967-12-31). Source: NOAA / National Weather Service.