Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Tropical Storm Amanda becomes 1st named storm of 2026 season. See where it's headed. Chevron right
Heat, humidity to build across the Northeast. See how high temperatures will get. Chevron right

St. Helena, CA

53°F
Location Chevron down
Location News Videos
Use Current Location
Recent

St. Helena

California

53°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
St. Helena, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today

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

Today's Weather

Thu, Jun 4

Hot with plenty of sunshine; caution advised if doing strenuous activities outside Hi: 91°

Tonight: A crystal-clear sky Lo: 55°

Current Weather

6:21 AM

53°F
RealFeel® 56°
Sunny More Details
RealFeel Shade™ 54°
Wind NNE 2 mph
Wind Gusts 3 mph
Air Quality Excellent

St. Helena Weather Radar

St. Helena Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

7 AM 58°
rain drop 0%
8 AM 64°
rain drop 0%
9 AM 71°
rain drop 0%
10 AM 76°
rain drop 0%
11 AM 81°
rain drop 0%
12 PM 84°
rain drop 0%
1 PM 87°
rain drop 0%
2 PM 89°
rain drop 0%
3 PM 91°
rain drop 0%
4 PM 90°
rain drop 0%
5 PM 89°
rain drop 0%
6 PM 88°
rain drop 0%

10-Day Weather Forecast

Today

6/4

91° 55°

Hot with plenty of sunshine

Night: A crystal-clear sky
0%

Fri

6/5

95° 59°

Sunny and toasty conditions

Clear
0%

Sat

6/6

90° 47°

Sunny to partly cloudy

Clear and cooler
1%

Sun

6/7

88° 52°

Sunshine and a few clouds

Increasing clouds
2%

Mon

6/8

74° 56°

Cloudy most of the time

Overcast
25%

Tue

6/9

80° 52°

Mostly sunny

A crystal-clear sky
25%

Wed

6/10

86° 57°

Plenty of sunshine

A crystal-clear sky
6%

Thu

6/11

91° 58°

Sunny and very warm

Clear
0%

Fri

6/12

97° 57°

Blazing sunshine and hot

Clear
0%

Sat

6/13

97° 56°

Hot with blazing sunshine

Clear
0%

Sun & Moon

14 hrs 43 mins
Rise 5:47 AM
Set 8:30 PM
Waning Gibbous
Rise --
Set 9:16 AM

Air Quality

See More
Air Quality Excellent

The air quality is ideal for most individuals; enjoy your normal outdoor activities.

Allergy Outlook

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

Top Stories

Hurricane

Tropical Storm Amanda forms in eastern Pacific; Hurricane threat looms

1 hour ago

Astronomy

Northern lights could reach Midwest this week

16 hours ago

Weather Forecasts

Northeast heat, humidity to make it feel like summer by the weekend

3 hours ago

Weather News

Outer Banks home collapses into ocean for first time in months

18 hours ago

Weather Forecasts

Torrential downpours to raise flash flood risk in south-central US

3 hours ago

 More Stories

Featured Stories

Astronomy

Venus, Jupiter to shine incredibly close for 2 nights next week

17 hours ago

Weather News

Record sargassum seaweed swamps Caribbean, U.S. beaches

1 day ago

Astronomy

Satellite images show damage after Blue Origin rocket explosion

2 days ago

Weather News

Hawaii volcano breaks eruption record as lava bursts from Kilauea

2 days ago

Weather News

NASA images reveal massive Santa Rosa Island fire burn scar

1 day ago
World North America United States California St. Helena

Weather Near St. Helena:

  • Oakland, CA
  • San Francisco, CA
  • San Jose, CA
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...