The official National Weather Service forecast for Emporia — 38.4039°N, 96.1817°W, population 24,082, 1.9 miles from I-35.
| Lyon County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 41 | 45 | 57 | 67 | 76 | 85 | 90 | 89 | 82 | 69 | 57 | 45 | 67 |
| Avg low °F | 20 | 23 | 34 | 44 | 54 | 64 | 68 | 66 | 58 | 46 | 34 | 24 | 45 |
| Precip in | 1.0 | 1.4 | 2.4 | 3.4 | 5.4 | 4.8 | 3.7 | 4.0 | 3.4 | 3.2 | 1.9 | 1.3 | 35.9 |
1996–2025 normals for Lyon County — the climate division Emporia sits in. All-time county record high 113.2°F (1954-07-14); record low -20.9°F (1989-12-23). Source: NOAA / National Weather Service.