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Triple flood threat in the central US fueled by Pacific hurricanes. Click to read the forecast. Chevron right

St. Helena, CA

74°F
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St. Helena

California

74°
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St. Helena, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center

Today

Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Coastal Flood Advisory

Today's Weather

Mon, Sep 28

Plenty of sun Hi: 87°

Tonight: Clear Lo: 48°

Current Weather

2:29 PM

74°F
RealFeel® 79°
Sunny More Details
RealFeel Shade™ 72°
Wind SW 4 mph
Wind Gusts 8 mph
Air Quality Fair

Looking Ahead

A heat wave starting tomorrow. Near record-breaking high temperatures tomorrow.

St. Helena Weather Radar

St. Helena Weather Radar
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Clouds
Temperature

Hourly Weather

3 PM 83°
rain drop 0%
4 PM 87°
rain drop 0%
5 PM 84°
rain drop 0%
6 PM 80°
rain drop 0%
7 PM 75°
rain drop 0%
8 PM 72°
rain drop 0%
9 PM 68°
rain drop 0%
10 PM 64°
rain drop 0%
11 PM 61°
rain drop 0%
12 AM 58°
rain drop 0%
1 AM 56°
rain drop 0%
2 AM 54°
rain drop 0%

10-Day Weather Forecast

Today

9/28

87° 48°

Plenty of sun

Night: Clear

0%

Tue

9/29

97° 58°

Hot with sunshine

Clear

0%

Wed

9/30

99° 57°

Near-record temperatures

Clear

0%

Thu

10/1

95° 60°

Partly sunny and hot

Partly cloudy

0%

Fri

10/2

97° 59°

Partly sunny and hot

Clear

2%

Sat

10/3

101° 54°

Near-record temperatures

Clear

1%

Sun

10/4

97° 56°

Mostly sunny and hot

Clear

2%

Mon

10/5

93° 55°

Hot with plenty of sunshine

Clear

0%

Tue

10/6

94° 54°

Hot with plenty of sunshine

Clear

0%

Wed

10/7

96° 59°

Hot with sizzling sunshine

Clear

0%

Sun & Moon

11 hrs 55 mins
Rise 7:03 AM
Set 6:58 PM
Waning Gibbous
Rise 7:50 PM
Set 10:35 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Moderate Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Low Data is not supported in this location

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World North America United States California St. Helena

Weather Near St. Helena:

  • Oakland, CA
  • San Francisco, CA
  • San Jose, CA
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