Saint Helena, California | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Sunny
    70°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Monday 5/6
    Day
    70°
    Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the 60s to lower 70s. West winds 10 to 20 mph.
    Night Details
    Mostly clear. Lows in the 40s. West winds 10 to 20 mph.
  • Forecast day icon
    Tuesday
    Sunny
    76°
    Forecast night icon
    Night
    Clear
    56°
    Tuesday 5/7
    Day
    76°
    Sunny
    Forecast day icon
    Night
    56°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the 60s to mid 70s. Northwest winds 5 to 15 mph.
    Night Details
    Clear. Lows in the 40s to mid 50s. Northwest winds 10 to 20 mph.
  • Forecast day icon
    Wednesday
    Sunny
    82°
    Forecast night icon
    Night
    Clear
    58°
    Wednesday 5/8
    Day
    82°
    Sunny
    Forecast day icon
    Night
    58°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 70s to mid 80s. North winds 10 to 20 mph with gusts to around 35 mph.
    Night Details
    Clear. Lows in the 50s to lower 60s.
  • Forecast day icon
    Thursday
    Sunny
    87°
    Forecast night icon
    Night
    Clear
    56°
    Thursday 5/9
    Day
    87°
    Sunny
    Forecast day icon
    Night
    56°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.
    Night Details
    Clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.
  • Forecast day icon
    Friday
    Sunny
    89°
    Forecast night icon
    Night
    Clear
    56°
    Friday 5/10
    Day
    89°
    Sunny
    Forecast day icon
    Night
    56°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.
    Night Details
    Clear. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    87°
    Forecast night icon
    Night
    Mostly Clear
    57°
    Saturday 5/11
    Day
    87°
    Mostly Sunny
    Forecast day icon
    Night
    57°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs in the lower 70s to mid 80s. Lows in the 40s to upper 50s.
    Night Details
    Mostly clear. Highs in the lower 70s to mid 80s. Lows in the 40s to upper 50s.
  • Forecast day icon
    Sunday
    Mostly Sunny
    84°
    Forecast night icon
    Night
    Mostly Clear
    53°
    Sunday 5/12
    Day
    84°
    Mostly Sunny
    Forecast day icon
    Night
    53°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs in the lower 70s to mid 80s. Lows in the 40s to upper 50s.
    Night Details
    Mostly clear. Low temperature around 53F. Dew point will be around 49F with an average humidity of 65%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Monday
    Sunny
    80°
    Forecast night icon
    Night
    Clear
    52°
    Monday 5/13
    Day
    80°
    Sunny
    Forecast day icon
    Night
    52°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 80F. Dew point will be around 50F with an average humidity of 50%. Winds will be 2 mph from the W.
    Night Details
    Clear. Low temperature around 52F. Dew point will be around 50F with an average humidity of 71%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Tuesday
    Sunny
    79°
    Forecast night icon
    Night
    Clear
    52°
    Tuesday 5/14
    Day
    79°
    Sunny
    Forecast day icon
    Night
    52°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 79F. Dew point will be around 49F with an average humidity of 51%. Winds will be 2 mph from the NW.
    Night Details
    Clear. Low temperature around 52F. Dew point will be around 50F with an average humidity of 71%. Winds will be 3 mph from the W.
  • Forecast day icon
    Wednesday
    Sunny
    77°
    Forecast night icon
    Night
    Clear
    52°
    Wednesday 5/15
    Day
    77°
    Sunny
    Forecast day icon
    Night
    52°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 77F. Dew point will be around 50F with an average humidity of 54%. Winds will be 2 mph from the NW.
    Night Details
    Clear. Low temperature around 52F. Dew point will be around 49F with an average humidity of 70%. Winds will be 4 mph from the W.