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St. Helena, CA

98°F
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St. Helena

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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
Thursday, September 17

Day

9/17
84°Hi
RealFeel® 85°
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.
LEARN MORE
RealFeel Shade™ 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Sunny

Max UV Index6.0 (High)

AccuLumen Brightness Index™9 (Very Bright)

WindSW 6 mph

Wind Gusts22 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover2%

Morning

Afternoon

Night

9/17
54°Lo
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Partly cloudy

WindW 5 mph

Wind Gusts16 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover37%

Evening

Overnight

Sun & Moon

12 hrs 22 mins
Rise 6:53 AM
Set 7:15 PM
Waxing Crescent
Rise 1:50 PM
Set 10:49 PM

Temperature History

9/17
High
Low
Forecast
84°
54°
Average
87°
54°
Last Year
101°
54°
Record
104°
1935
42°
1959

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Hourly

10-Day

Monthly

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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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