The official National Weather Service forecast for Windfall — 40.3631°N, 85.9564°W, 25.5 miles from I-69. Forecasts here are written by NWS IND, this county’s forecast office.
| Tipton County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 34 | 38 | 50 | 63 | 73 | 82 | 84 | 82 | 78 | 65 | 51 | 39 | 62 |
| Avg low °F | 19 | 22 | 31 | 40 | 51 | 60 | 63 | 61 | 54 | 43 | 33 | 24 | 42 |
| Precip in | 2.8 | 2.5 | 3.2 | 4.1 | 4.6 | 5.1 | 4.1 | 3.6 | 3.1 | 3.3 | 2.7 | 2.9 | 42.0 |
1996–2025 normals for Tipton County — the climate division Windfall sits in. All-time county record high 102.1°F (2012-06-29); record low -24.3°F (1994-01-19). Source: NOAA / National Weather Service.