The official National Weather Service forecast for Hersey — 43.8486°N, 85.4445°W, 55.7 miles from I-75. Forecasts here are written by NWS GRR, this county’s forecast office.
| Osceola County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 28 | 31 | 42 | 55 | 68 | 77 | 81 | 79 | 72 | 58 | 44 | 33 | 56 |
| Avg low °F | 13 | 13 | 21 | 31 | 42 | 52 | 56 | 54 | 47 | 37 | 28 | 20 | 34 |
| Precip in | 2.2 | 1.7 | 2.3 | 3.4 | 3.7 | 3.5 | 3.0 | 3.4 | 2.8 | 3.6 | 2.4 | 2.3 | 34.3 |
1996–2025 normals for Osceola County — the climate division Hersey sits in. All-time county record high 97.5°F (1988-07-07); record low -32.5°F (1951-01-30). Source: NOAA / National Weather Service.