Trillium Lake Weather Forecast
- 53
- 82
Sunny
- 51
- 76
Sunny
- 49
- 75
Partly Sunny
- 49
- 67
Partly Sunny
- 47
- 63
Partly Sunny
- 46
- 65
Partly Sunny
- 48
- 70
Mostly Sunny
Today 16 Jul North Oregon Cascades
Sunny. Free air freezing level 16000 feet. Pass Winds east 5 to 10 Mph.
Tonight 16 Jul North Oregon Cascades
Clear. Free air freezing level 16000 feet. Winds light.
Trillium Lake Temperature Statistics
July Temperature
The Dalles Municipal Airport (36.7 miles)
Lowest 6 July, 2025
56.6 °FAverage July
77.9 °FHighest 13 July, 2025
100.9 °F
Climate (2020–Present)
The Dalles Municipal Airport (36.7 miles)
Average Low 2020–2025
46 °FAverage 2020–2025
56.2 °FAverage High 2020–2025
66.8 °F