Weather WorldGrass Valley, OR 7-Day Weather Forecast
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Grass Valley Weather Forecast
Grass Valley, OR Weather Forecast Date: 302 PM PDT Fri Oct 30 2026
Weather forecast for Grass Valley, OR
Tonight Lo: 33°F Lo: 1°C |
Tonight... Partly cloudy. Patchy frost in the evening. Areas of frost and patchy dense fog overnight. Lows in the lower to mid 30s. Light wind. |
Sat Hi: 50°FHi: 10°C Lo: 35°F Lo: 2°C |
Saturday... Partly sunny. Patchy fog in the morning. Highs in the upper 40s to lower 50s. Light wind. |
Sun Hi: 53°FHi: 12°C Lo: 30°F Lo: -1°C |
Sunday... Partly sunny. Highs in the lower to mid 50s. Light wind. |
| Mon Hi: 50°FHi: 10°C Lo: 36°F Lo: 2°C |
Monday... Mostly cloudy. Highs in the upper 40s to mid 50s. Lows in the lower 30s to lower 40s. |
| Tue Hi: 50°FHi: 10°C Lo: 36°F Lo: 2°C |
Tuesday... Mostly cloudy. Highs in the upper 40s to mid 50s. Lows in the lower 30s to lower 40s. |
| Wed Hi: 50°FHi: 10°C Lo: 36°F Lo: 2°C |
Wednesday... Mostly cloudy. Highs in the upper 40s to mid 50s. Lows in the lower 30s to lower 40s. |
| Wed Hi: 50°FHi: 10°C Lo: 36°F Lo: 2°C |
Wednesday... Mostly cloudy. Highs in the upper 40s to mid 50s. Lows in the lower 30s to lower 40s. |
Thu Hi: 55°FHi: 13°C Lo: 36°F Lo: 2°C |
Thursday... Mostly cloudy with a 20% chance of rain showers. Lows in the mid 30s to lower 40s. Highs in the 50s. |
| Fri Hi: 55°FHi: 13°C Lo: 36°F Lo: 2°C |
Friday... Mostly cloudy with a 20% chance of rain showers. Lows in the mid 30s to lower 40s. Highs in the 50s. |
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