Diamond Lake Weather Forecast
- 34
- 46
Mostly Cloudy
- 37
- 48
Slight Chance Rain
- 42
- 56
Mostly Sunny
- 47
- 65
Mostly Sunny
- 45
- 66
Partly Sunny
- 47
- 64
Mostly Sunny
- 49
- 69
Partly Sunny
Today 22 May Lower Clark Fork Region
Areas of rain until late Afternoon, then rain Showers likely and a slight chance of Thunderstorms late in the afternoon. Chance of precipitation 70 percent. Highs in the upper 50s to mid 60s.
Tonight 22 May Lower Clark Fork Region
Mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms early in the Evening, then mostly cloudy with Areas of rain in the late evening and overnight. Patchy fog late in the night. Chance of precipitation 30 percent. Lows in the upper 30s to mid 40s.
Diamond Lake Temperature Statistics
May Temperature
Mullan Pass, Mullan Pass Vor (31.1 miles)
Lowest 18 May, 2025
28 °FAverage May
42.8 °FHighest 2 May, 2025
66.7 °F
Climate (2020–Present)
Mullan Pass, Mullan Pass Vor (31.1 miles)
Average Low 2020–2025
33.5 °FAverage 2020–2025
39.4 °FAverage High 2020–2025
45.7 °F