7-Day Forecast Summary
7-Day Detailed Weather Forecast for Castaic
Overnight |
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Temperature: 50°F Wind Speed: 5 mph Wind Direction: NW Forecast: Scattered rain showers before 4am. Mostly cloudy, with a low around 50. Northwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 68°F Wind Speed: 5 mph Wind Direction: WNW Forecast: Sunny, with a high near 68. West northwest wind around 5 mph. |
Saturday Night |
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Temperature: 47°F Wind Speed: 0 to 5 mph Wind Direction: N Forecast: Mostly clear, with a low around 47. North wind 0 to 5 mph. |
Sunday |
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Temperature: 68°F Wind Speed: 0 to 5 mph Wind Direction: S Forecast: Mostly sunny, with a high near 68. South wind 0 to 5 mph. |
Sunday Night |
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Temperature: 49°F Wind Speed: 0 to 5 mph Wind Direction: WNW Forecast: Mostly cloudy, with a low around 49. West northwest wind 0 to 5 mph. |
Monday |
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Temperature: 66°F Wind Speed: 0 to 15 mph Wind Direction: W Forecast: A chance of rain between 10am and 4pm, then a chance of rain showers. Mostly cloudy, with a high near 66. Chance of precipitation is 30%. |
Monday Night |
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Temperature: 43°F Wind Speed: 5 to 15 mph Wind Direction: NW Forecast: A chance of rain showers before 4am. Partly cloudy, with a low around 43. |
Tuesday |
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Temperature: 61°F Wind Speed: 5 to 15 mph Wind Direction: N Forecast: Sunny, with a high near 61. |
Tuesday Night |
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Temperature: 38°F Wind Speed: 5 to 20 mph Wind Direction: N Forecast: Mostly clear, with a low around 38. |
Wednesday |
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Temperature: 64°F Wind Speed: 0 to 10 mph Wind Direction: S Forecast: A chance of rain after 4pm. Mostly sunny, with a high near 64. |
Wednesday Night |
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Temperature: 44°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: A chance of rain. Mostly cloudy, with a low around 44. |
Thursday |
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Temperature: 61°F Wind Speed: 0 to 10 mph Wind Direction: WNW Forecast: A chance of rain. Partly sunny, with a high near 61. |
Thursday Night |
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Temperature: 39°F Wind Speed: 5 to 15 mph Wind Direction: NW Forecast: A chance of rain. Partly cloudy, with a low around 39. |
Friday |
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Temperature: 62°F Wind Speed: 5 to 10 mph Wind Direction: NNE Forecast: A slight chance of rain before 10am. Sunny, with a high near 62. |

