Bumping Lake Weather Forecast
- 43
- 65
Increasing Clouds
- 44
- 67
Mostly Sunny
- 42
- 65
Partly Sunny
- 41
- 63
Mostly Cloudy
- 35
- 50
Rain Showers Likely
- 37
- 50
Chance Rain Showers
- 39
- 55
Slight Chance Rain Showers
Today 21 May Upper Slopes of the Eastern Washington Cascades Crest
Partly cloudy. Highs in the lower 60s to lower 70s.
Tonight 21 May Upper Slopes of the Eastern Washington Cascades Crest
Mostly clear. Lows in the upper 30s to mid 40s. Gusts up to 20 Mph in the evening.
Bumping Lake Temperature Statistics
May Temperature
Stampede Pass (29.2 miles)
Lowest 16 May, 2026
30 °FAverage May
46.9 °FHighest 3 May, 2026
71.1 °F
Climate (2021–Present)
Stampede Pass (29.2 miles)
Average Low 2021–2026
36.3 °FAverage 2021–2026
41.6 °FAverage High 2021–2026
48.4 °F