Saint Helena, CA Weather

As of

Weather Station:Petaluma Municipal Airport

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45degrees Fahrenheit

Feels like:45°F

Hi: 66Lo: 40

Clear

Live Weather Radar

Saint Helena, CA weather radar map

Current Weather Details

Windchill
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Daily Rain
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Dew point
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Monthly Rain
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Humidity
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Avg. Wind
--
Pressure
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Wind Gust
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Sunrise
7:13 AM
Moon
Waning Gibbous
Sunset
5:34 PM
UV Index
3 (Moderate)

Weather Forecast

  • Tonight

    Lo

    Mostly clear except patchy fog after midnight. Lows in the upper 30s to lower 50s. Northeast winds 5 to 10 mph.

  • Tomorrow

    Hi

    Sunny. Patchy dense fog in the morning. Highs in the lower 60s to mid 70s. East winds 5 to 10 mph.

Saint Helena, CA 10-day weather forecast

AIR QUALITY

33 | Fair

Top Triggers:pm25
Air quality data provided by Ambee
View Today's Air Quality details for Saint Helena, CA

POLLEN COUNT & ALLERGY FORECAST

6.2 Medium

Predominant Pollen:Alder and Cedar/Juniper
View the Pollen forecast details

LIGHTNING MAP

Closest strike in the last 30 minutes:1352.6 miles

No Lightning Nearby

Real-time lightning alerts & live Map