Weather in Saint Helena, California, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Saint Helena
Overnight |
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Temperature: 46°F Wind Speed: 14 mph Wind Direction: SSE Forecast: Rain before 4am, then showers and thunderstorms. Cloudy. Low around 46, with temperatures rising to around 48 overnight. South southeast wind around 14 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible. |
Saturday |
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Temperature: 57°F Wind Speed: 5 to 13 mph Wind Direction: SW Forecast: Showers and thunderstorms before 7am, then rain between 7am and 4pm. Partly sunny. High near 57, with temperatures falling to around 52 in the afternoon. Southwest wind 5 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible. |
Saturday Night |
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Temperature: 35°F Wind Speed: 0 to 3 mph Wind Direction: NW Forecast: Areas of fog between 8pm and 4am, then areas of fog and patchy frost. Mostly clear, with a low around 35. Northwest wind 0 to 3 mph. |
Sunday |
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Temperature: 56°F Wind Speed: 2 mph Wind Direction: NE Forecast: Areas of fog and patchy frost before 10am. Sunny, with a high near 56. Northeast wind around 2 mph. |
Sunday Night |
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Temperature: 38°F Wind Speed: 2 mph Wind Direction: ESE Forecast: Patchy fog between 9pm and 10pm, then a chance of rain and patchy fog between 10pm and midnight, then areas of fog and a chance of rain between midnight and 4am, then rain and areas of fog. Mostly cloudy, with a low around 38. East southeast wind around 2 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
Monday |
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Temperature: 51°F Wind Speed: 2 mph Wind Direction: ESE Forecast: Rain and areas of fog. Cloudy, with a high near 51. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
Monday Night |
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Temperature: 40°F Wind Speed: 2 mph Wind Direction: NNE Forecast: A chance of rain before 7pm, then areas of fog and a chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 50%. |
Tuesday |
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Temperature: 62°F Wind Speed: 2 mph Wind Direction: N Forecast: Areas of fog before 11am. Mostly sunny, with a high near 62. |
Tuesday Night |
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Temperature: 40°F Wind Speed: 2 mph Wind Direction: N Forecast: Patchy fog after 4am. Partly cloudy, with a low around 40. |
Wednesday |
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Temperature: 64°F Wind Speed: 2 mph Wind Direction: NE Forecast: Patchy fog before 8am. Mostly sunny, with a high near 64. |
Wednesday Night |
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Temperature: 40°F Wind Speed: 2 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 40. |
Thursday |
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Temperature: 63°F Wind Speed: 2 mph Wind Direction: ENE Forecast: Mostly sunny, with a high near 63. |
Thursday Night |
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Temperature: 41°F Wind Speed: 2 mph Wind Direction: ENE Forecast: Partly cloudy, with a low around 41. |
Friday |
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Temperature: 62°F Wind Speed: 3 mph Wind Direction: ENE Forecast: A chance of rain after 4pm. Partly sunny, with a high near 62. |