Old Mission Harbor Weather Forecast
- 45
- 59
Rain Showers
- 38
- 55
Rain Showers
- 46
- 55
Sunny
- 50
- 61
Mostly Sunny
- 47
- 63
Mostly Sunny
- 49
- 64
Mostly Sunny
Today 15 Oct Grand Traverse
Mostly cloudy. Rain Showers in the afternoon. Highs in the upper 50s. Southeast Winds up to 10 Mph with Gusts to around 20 Mph.
Tonight 15 Oct Grand Traverse
Rain Showers. Lows in the lower 40s. Light Winds becoming north up to 10 Mph with Gusts to around 25 Mph after midnight.
Old Mission Harbor Temperature Statistics
October Temperature
Bellaire, Antrim County Airport (13.7 miles)
Lowest 6 October, 2026
33.4 °FAverage October
57.1 °FHighest 10 October, 2026
81.5 °F
Climate (2021–2026)
Bellaire, Antrim County Airport (13.7 miles)
Average Low 2021–2026
37.5 °FAverage 2021–2026
47.5 °FAverage High 2021–2026
56.4 °F