The official National Weather Service forecast for Sherwood — 42.0014°N, 85.2386°W, 13.7 miles from I-69. Forecasts here are written by NWS IWX, this county’s forecast office.
| Branch County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 35 | 47 | 59 | 70 | 80 | 83 | 81 | 75 | 62 | 48 | 37 | 59 |
| Avg low °F | 17 | 19 | 27 | 37 | 48 | 57 | 61 | 59 | 52 | 42 | 31 | 23 | 39 |
| Precip in | 2.4 | 2.2 | 2.5 | 3.5 | 4.3 | 4.2 | 4.0 | 3.7 | 3.2 | 3.5 | 2.6 | 2.4 | 38.5 |
1996–2025 normals for Branch County — the climate division Sherwood sits in. All-time county record high 103.5°F (2012-07-07); record low -20.4°F (1994-01-19). Source: NOAA / National Weather Service.