O'Brien, CA 7-Day Weather Forecast
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O'Brien Weather Forecast


O'Brien, CA Weather Forecast Date: 101 PM PST Sat Nov 07 2026
Weather forecast for O'Brien, CA
| Today Hi: 67°FHi: 19°C Lo: 46°F Lo: 8°C |
Today... Sunny. Highs 61 to 71. Light winds. |
| Sun Hi: 66°FHi: 19°C Lo: 46°F Lo: 8°C |
Sunday... Mostly cloudy. Highs 60 to 70. Light winds. |
| Mon Hi: 63°FHi: 17°C Lo: 46°F Lo: 8°C |
Monday... Mostly cloudy in the morning then becoming partly cloudy. Highs 57 to 67. Light winds. |
| Tue Hi: 70°FHi: 21°C Lo: 48°F Lo: 9°C |
Tuesday... Mostly sunny. Warmer. Highs 64 to 74. |
| Wed Hi: 69°FHi: 21°C Lo: 48°F Lo: 9°C |
Wednesday... Mostly clear. Lows 42 to 52. Highs 63 to 73. |
| Wed Hi: 69°FHi: 21°C Lo: 47°F Lo: 8°C |
Wednesday... Mostly clear. Lows 42 to 52. Highs 63 to 73. |
| Thu Hi: 65°FHi: 18°C Lo: 47°F Lo: 8°C |
Thursday... Partly cloudy with a slight chance of rain. Highs 59 to 69. Lows 41 to 51. |
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