Marshall Lake Weather Forecast
- 41
- 51
Slight Chance Thunderstorms
- 47
- 64
Mostly Sunny
- 48
- 67
Sunny
- 50
- 70
Mostly Sunny
- 51
- 70
Partly Sunny
- 46
- 64
Slight Chance Rain Showers
- 42
- 58
Chance Rain Showers
Today 15 Sep Southern Clearwater Mountains
Patchy fog in the morning. Patchy smoke late in the afternoon. Rain Showers likely early in the morning. Chance of rain Showers in the late morning and afternoon. Slight chance of Thunderstorms early in the afternoon. Chance of precipitation 70 percent. Highs 53 to 66.
Tonight 15 Sep Southern Clearwater Mountains
Mostly clear. Patchy smoke early in the evening. Patchy fog in the late evening and overnight. Patchy frost late in the night. Lows 33 to 48.
Marshall Lake Temperature Statistics
September Temperature
McCall Airport (34.2 miles)
Lowest 13 September, 2025
37.9 °FAverage September
61.5 °FHighest 2 September, 2025
90 °F
Climate (2020–Present)
McCall Airport (34.2 miles)
Average Low 2020–2025
30.5 °FAverage 2020–2025
42.6 °FAverage High 2020–2025
54.5 °F