The official National Weather Service forecast for Lagrange — 41.2373°N, 82.1199°W, 10.7 miles from I-80.
| Lorain County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 34 | 37 | 47 | 59 | 70 | 79 | 83 | 81 | 75 | 63 | 50 | 40 | 60 |
| Avg low °F | 21 | 22 | 30 | 39 | 50 | 60 | 63 | 62 | 55 | 45 | 34 | 27 | 42 |
| Precip in | 2.5 | 2.2 | 2.8 | 3.6 | 4.0 | 4.1 | 3.8 | 3.7 | 3.6 | 3.5 | 2.6 | 2.7 | 39.1 |
1996–2025 normals for Lorain County — the climate division Lagrange sits in. All-time county record high 99.8°F (1988-06-26); record low -20.8°F (1994-01-19). Source: NOAA / National Weather Service.