The official National Weather Service forecast for Denver — 40.8661°N, 86.0775°W, 48.5 miles from I-65. Forecasts here are written by NWS IWX, this county’s forecast office.
| Miami County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 33 | 38 | 49 | 62 | 73 | 82 | 84 | 82 | 78 | 65 | 50 | 38 | 61 |
| Avg low °F | 19 | 21 | 30 | 39 | 50 | 60 | 63 | 61 | 54 | 43 | 33 | 24 | 41 |
| Precip in | 2.6 | 2.3 | 2.9 | 3.8 | 4.3 | 4.8 | 4.3 | 3.8 | 3.0 | 3.1 | 2.7 | 2.7 | 40.3 |
1996–2025 normals for Miami County — the climate division Denver sits in. All-time county record high 102.0°F (1980-07-16); record low -21.7°F (1994-01-19). Source: NOAA / National Weather Service.