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Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

St. Helena, CA

76°F
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St. Helena

California

76°
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St. Helena, CA Weather
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Today

 Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Heat Advisory

Today's Weather

Fri, Mar 20

Sunshine and hot with the temperature breaking the record high of 84 set in 1960; caution advised if doing strenuous activities outside Hi: 94°

Tonight: Partly cloudy Lo: 57°

Current Weather

11:36 AM

76°F
RealFeel® 84°
Sunny More Details
RealFeel Shade™ 75°
Wind ENE 2 mph
Wind Gusts 3 mph
Air Quality Fair

St. Helena Weather Radar

St. Helena Weather Radar
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Clouds
Temperature

Hourly Weather

12 PM 79°
rain drop 0%
1 PM 83°
rain drop 0%
2 PM 88°
rain drop 0%
3 PM 94°
rain drop 0%
4 PM 92°
rain drop 0%
5 PM 91°
rain drop 0%
6 PM 88°
rain drop 0%
7 PM 84°
rain drop 0%
8 PM 81°
rain drop 0%
9 PM 78°
rain drop 0%
10 PM 75°
rain drop 0%
11 PM 72°
rain drop 0%

10-Day Weather Forecast

Today

3/20

94° 57°

Hot

Night: Partly cloudy
0%

Sat

3/21

88° 55°

Very warm

Partly cloudy
0%

Sun

3/22

84° 52°

Plenty of sunshine

Partly cloudy
1%

Mon

3/23

86° 53°

Very warm

Mainly clear
5%

Tue

3/24

85° 55°

Very warm

Partly cloudy
8%

Wed

3/25

84° 52°

Very warm

Partly cloudy
10%

Thu

3/26

83° 53°

Times of clouds and sun

Mainly clear
5%

Fri

3/27

82° 53°

Very warm with high clouds

Partly cloudy
0%

Sat

3/28

84° 50°

High clouds and very warm

Partly cloudy
0%

Sun

3/29

73° 52°

Sunny

Partly cloudy
0%

Sun & Moon

12 hrs 08 mins
Rise 7:14 AM
Set 7:22 PM
Waxing Crescent
Rise 7:52 AM
Set 9:45 PM

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 High Data is not supported in this location Ragweed Pollen Low 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 High 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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