Welcome Lake Weather Forecast
- 44
- 59
Partly Sunny
- 42
- 64
Slight Chance Rain
- 36
- 54
Chance Snow
- 29
- 42
Snow Likely
- 28
- 32
Snow Showers
- 28
- 34
Snow Likely
- 29
- 41
Chance Snow
Today 9 May Western Lemhi County
Mostly sunny. Highs in the 70s to lower 80s.
Tonight 9 May Western Lemhi County
Partly cloudy then becoming mostly cloudy late in the evening then becoming partly cloudy. Lows in the upper 40s to mid 50s.
Welcome Lake Temperature Statistics
May Temperature
Salmon, Lemhi County Airport (34.2 miles)
Lowest 1 May, 2025
29.8 °FAverage May
53.2 °FHighest 3 May, 2025
80.7 °F
Climate (2020–Present)
Salmon, Lemhi County Airport (34.2 miles)
Average Low 2020–2025
32.2 °FAverage 2020–2025
45.2 °FAverage High 2020–2025
58 °F