The official National Weather Service forecast for Lapeer — 43.0514°N, 83.3188°W, population 12,402, 2.2 miles from I-69. Forecasts here are written by NWS DTX, this county’s forecast office.
| Lapeer County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 30 | 33 | 44 | 57 | 69 | 79 | 82 | 80 | 74 | 61 | 47 | 35 | 58 |
| Avg low °F | 17 | 18 | 26 | 35 | 46 | 56 | 60 | 59 | 52 | 42 | 32 | 23 | 39 |
| Precip in | 2.0 | 1.9 | 2.1 | 3.0 | 3.7 | 3.4 | 3.4 | 3.4 | 2.9 | 3.0 | 2.2 | 2.2 | 33.2 |
1996–2025 normals for Lapeer County — the climate division Lapeer sits in. All-time county record high 101.2°F (1988-07-07); record low -21.2°F (2015-02-20). Source: NOAA / National Weather Service.