The official National Weather Service forecast for Gladstone — 45.8527°N, 87.0218°W, 109.4 miles from I-75. Forecasts here are written by NWS MQT, this county’s forecast office.
| Delta County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 26 | 29 | 38 | 50 | 63 | 73 | 79 | 77 | 69 | 56 | 42 | 31 | 53 |
| Avg low °F | 10 | 10 | 18 | 29 | 40 | 50 | 55 | 55 | 48 | 38 | 28 | 17 | 33 |
| Precip in | 1.9 | 1.3 | 1.9 | 2.8 | 3.1 | 3.5 | 3.4 | 3.0 | 3.2 | 3.4 | 2.4 | 2.1 | 32.0 |
1996–2025 normals for Delta County — the climate division Gladstone sits in. All-time county record high 96.6°F (2006-07-16); record low -27.3°F (1996-02-03). Source: NOAA / National Weather Service.