The official National Weather Service forecast for Freeman — 38.6183°N, 94.5052°W, 6.2 miles from I-49. Forecasts here are written by NWS EAX, this county’s forecast office.
| Cass County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 40 | 45 | 56 | 66 | 75 | 84 | 88 | 87 | 81 | 68 | 56 | 44 | 66 |
| Avg low °F | 21 | 25 | 35 | 44 | 55 | 64 | 68 | 66 | 58 | 46 | 35 | 25 | 45 |
| Precip in | 1.5 | 1.7 | 3.0 | 4.0 | 5.7 | 5.3 | 4.4 | 4.0 | 3.8 | 3.6 | 2.4 | 1.7 | 41.1 |
1996–2025 normals for Cass County — the climate division Freeman sits in. All-time county record high 111.0°F (1954-07-14); record low -22.1°F (1989-12-23). Source: NOAA / National Weather Service.