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100+ F in Phoenix as record-shattering March scorcher intensifies. See how hot it will get. Chevron right

St. Helena, CA

91°F
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St. Helena

California

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St. Helena, CA Weather
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6 PM

87°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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rain drop 0%
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Sunny
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™86°

WindSW 5 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts5 mph

Humidity31%

Indoor Humidity31% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling33300 ft

7 PM

83°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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Mostly sunny
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™81°

WindWSW 4 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts4 mph

Humidity40%

Indoor Humidity40% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

78°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindWSW 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity52%

Indoor Humidity52% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

75°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 0%
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Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindWNW 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity61%

Indoor Humidity61% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 0%
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Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindNW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity68%

Indoor Humidity68% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindNNW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity73%

Indoor Humidity73% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

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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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