The official National Weather Service forecast for Aurora — 40.8672°N, 98.0042°W, 9.9 miles from I-80.
| Hamilton County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 35 | 39 | 52 | 63 | 73 | 84 | 87 | 84 | 79 | 66 | 52 | 39 | 63 |
| Avg low °F | 15 | 18 | 28 | 38 | 49 | 60 | 65 | 63 | 54 | 41 | 28 | 18 | 40 |
| Precip in | 0.6 | 0.7 | 1.6 | 2.5 | 4.7 | 4.1 | 3.2 | 3.4 | 2.3 | 2.1 | 1.2 | 0.9 | 27.3 |
1996–2025 normals for Hamilton County — the climate division Aurora sits in. All-time county record high 107.6°F (1954-07-13); record low -27.5°F (2021-02-16). Source: NOAA / National Weather Service.