The official National Weather Service forecast for Buffalo — 37.6439°N, 93.0924°W, 16.9 miles from I-44. Forecasts here are written by NWS SGF, this county’s forecast office.
| Dallas County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 43 | 48 | 58 | 68 | 76 | 84 | 89 | 88 | 81 | 70 | 57 | 47 | 67 |
| Avg low °F | 22 | 26 | 34 | 44 | 53 | 63 | 67 | 65 | 57 | 45 | 35 | 27 | 45 |
| Precip in | 2.3 | 2.3 | 3.8 | 4.8 | 5.8 | 4.6 | 4.2 | 3.9 | 3.4 | 3.7 | 3.0 | 2.3 | 44.1 |
1996–2025 normals for Dallas County — the climate division Buffalo sits in. All-time county record high 111.1°F (1954-07-14); record low -18.3°F (1989-12-23). Source: NOAA / National Weather Service.