Upper Stone Canyon Reservoir, CA 7-Day Weather Forecast
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Upper Stone Canyon Reservoir Weather Forecast


Upper Stone Canyon Reservoir, CA Weather Forecast Date: 739 PM PDT Tue Aug 18 2026
Weather forecast for Upper Stone Canyon Reservoir, CA
| Tonight Lo: 66°F Lo: 19°C |
Tonight... Partly cloudy. Lows in the mid 60s to around 70. |
| Wed Hi: 96°FHi: 36°C Lo: 66°F Lo: 19°C |
Wednesday... Partly cloudy. Highs 91 to 101 except the lower to mid 80s closer to the coast. |
| Thu Hi: 96°FHi: 36°C Lo: 66°F Lo: 19°C |
Thursday... Areas of low clouds and fog in the morning then sunny. Highs 91 to 101 except the lower to mid 80s closer to the coast. |
| Fri Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Friday... Areas of low clouds and fog in the morning then sunny. Highs in the upper 80s and 90s except the upper 70s to mid 80s closer to the coast. |
| Sat Hi: 86°FHi: 30°C Lo: 65°F Lo: 18°C |
Saturday... Partly cloudy in the morning then sunny. Highs in the 80s to lower 90s. |
| Sun Hi: 86°FHi: 30°C Lo: 65°F Lo: 18°C |
Sunday... Partly cloudy in the morning then sunny. Highs in the 80s to lower 90s. |
| Mon Hi: 86°FHi: 30°C Lo: 65°F Lo: 18°C |
Monday... Sunny. Highs in the 80s to around 90. |
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