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About Trillium Lake CampgroundTrillium Lake, OR 7-Day Weather Forecast
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Trillium Lake Weather Forecast
Trillium Lake, OR Weather Forecast Date: 1128 AM PDT Thu Aug 27 2026
Weather forecast for Trillium Lake, OR
Today |
This Afternoon... Mostly sunny. Patchy smoke. Free air freezing level 13000 feet. Pass winds west 5 to 10 mph. |
| Fri |
Friday... Sunny. Areas of fog in the morning. Patchy smoke. Free air freezing level 13000 feet, Decreasing to free air freezing level 12000 feet in the afternoon. Pass winds west 5 to 10 mph. |
Sat |
Saturday... Partly sunny with a 20% chance of rain showers. Snow level 6500 feet. Pass winds west 5 to 10 mph. |
Sun |
Sunday... Mostly sunny. Free air freezing level 12000 feet. |
| Mon |
Monday... Mostly sunny. Free air freezing level 12000 feet. |
Tue |
Tuesday... Partly sunny with a 20% chance of rain. Snow level above 8000 feet. |
| Wed |
Wednesday... Partly sunny with a 50% chance of rain. Snow level above 8000 feet. |
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