Grinnell Lake Weather Forecast
- 42
- 67
Mostly Sunny
- 49
- 73
Mostly Sunny
- 52
- 75
Partly Sunny
- 48
- 73
Mostly Sunny
- 47
- 72
Mostly Sunny
- 47
- 70
Mostly Sunny
- 50
- 71
Mostly Sunny
Today 3 Oct Shirley Basin
Sunny. Highs around 70. North Winds 5 to 10 Mph.
Tonight 3 Oct Shirley Basin
Mostly clear. Lows in the upper 30s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.
Grinnell Lake Temperature Statistics
October Temperature
Elk Mountain AWOS (34.8 miles)
Lowest
–Average October
–Highest
–
Climate (2021–2025)
Elk Mountain AWOS (34.8 miles)
Average Low 2021–2025
34.3 °FAverage 2021–2025
44.8 °FAverage High 2021–2025
55.1 °F