The official National Weather Service forecast for Norton — 39.8339°N, 99.8915°W, 56 miles from I-70.
| Norton County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 41 | 45 | 57 | 66 | 76 | 87 | 92 | 89 | 82 | 69 | 55 | 44 | 67 |
| Avg low °F | 16 | 19 | 28 | 37 | 47 | 59 | 64 | 62 | 53 | 40 | 27 | 19 | 39 |
| Precip in | 0.4 | 0.6 | 1.2 | 2.0 | 3.5 | 3.1 | 3.3 | 3.0 | 1.9 | 1.8 | 0.8 | 0.6 | 22.2 |
1996–2025 normals for Norton County — the climate division Norton sits in. All-time county record high 112.9°F (2012-06-28); record low -26.8°F (1989-12-23). Source: NOAA / National Weather Service.