Colby Lake Weather Forecast
- 52
- 77
Becoming Sunny
- 56
- 76
Mostly Sunny
- 69
- 82
Mostly Cloudy
- 62
- 82
Partly Sunny
- 53
- 74
Partly Sunny
- 55
- 77
Partly Sunny
Today 6 Sep Shiawassee
Partly cloudy. Highs in the upper 70s. Northeast Winds 5 to 10 Mph.
Tonight 6 Sep Shiawassee
Clear. Patchy fog after midnight. Lows in the lower 50s. Northeast Winds up to 5 Mph in the Evening, becoming light and variable.
Colby Lake Temperature Statistics
September Temperature
Capital Region International Airport (14.3 miles)
Lowest 1 September, 2026
69.7 °FAverage September
79.1 °FHighest 2 September, 2026
91.7 °F
Climate (2021–2026)
Capital Region International Airport (14.3 miles)
Average Low 2021–2026
41.8 °FAverage 2021–2026
50.9 °FAverage High 2021–2026
60.2 °F