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Multiple atmospheric rivers will unleash flooding rain on California this week. Click for details. Chevron right
Holiday travelers could face weather-related delays this week. Get the forecast. Chevron right

Saint Helena, CA

57°F
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Saint Helena

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57°
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Saint Helena, CA Weather
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Today

Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Flood Watch

Tonight's Weather

Sun, Dec 21

Periods of rain this evening; otherwise, cloudy; there can be flooding in some areas Lo: 54°

Tomorrow: Occasional rain and drizzle Hi: 60°

Current Weather

7:04 PM

57°F
RealFeel® 52°
Rain More Details
Wind S 7 mph
Wind Gusts 17 mph
Air Quality Excellent

MINUTECAST™

Periods of rain ending in 38 min

Now
8:04 PM

Looking Ahead

An atmospheric river will bring flooding rain and locally damaging winds this week

Saint Helena Weather Radar

Saint Helena Weather Radar
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Clouds
Temperature

Hourly Weather

8 PM 58°
rain drop 71%
9 PM 57°
rain drop 49%
10 PM 57°
rain drop 56%
11 PM 57°
rain drop 61%
12 AM 57°
rain drop 49%
1 AM 56°
rain drop 20%
2 AM 56°
rain drop 20%
3 AM 55°
rain drop 20%
4 AM 55°
rain drop 20%
5 AM 54°
rain drop 20%
6 AM 54°
rain drop 25%
7 AM 55°
rain drop 61%

10-Day Weather Forecast

Tonight

12/21

54° Lo

Early rain; otherwise, cloudy

87%

Mon

12/22

60° 51°

Occasional rain and drizzle

Night: Periods of rain, some heavy

85%

Tue

12/23

55° 45°

Cloudy, showers; breezy

Rain, some heavy

96%

Wed

12/24

52° 44°

A morning shower, then rain

Clouds, downpours; windy

95%

Thu

12/25

49° 41°

Chilly with periods of rain

Heavy showers early; cloudy

91%

Fri

12/26

52° 41°

Cool with periods of rain

Partly cloudy

91%

Sat

12/27

52° 37°

Mostly sunny and cool

Partly cloudy and chilly

25%

Sun

12/28

51° 38°

Sun and areas of high clouds

Clear

0%

Mon

12/29

53° 40°

Sunny

Areas of low clouds

0%

Tue

12/30

61° 45°

Sunshine

Mainly clear

0%

Sun & Moon

9 hrs 28 mins
Rise 7:24 AM
Set 4:52 PM
Waxing Crescent
Rise 9:03 AM
Set 6:20 PM

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 Low 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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Weather Near Saint Helena:

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