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Alto, CA

65°F
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65°
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Alto, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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1 PM

67°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™64°

WindSW 9 mph

Air QualityFair

Max UV Index6.9 (High)

Wind Gusts18 mph

Humidity72%

Indoor Humidity69% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover54%

Visibility8 mi

Cloud Ceiling6500 ft

2 PM

71°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™68°

WindSW 10 mph

Air QualityFair

Max UV Index10.2 (Very High)

Wind Gusts21 mph

Humidity63%

Indoor Humidity63% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

72°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™69°

WindSW 10 mph

Air QualityFair

Max UV Index7.7 (Very High)

Wind Gusts22 mph

Humidity61%

Indoor Humidity61% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover24%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

71°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™68°

WindSW 10 mph

Air QualityFair

Max UV Index4.9 (Moderate)

Wind Gusts22 mph

Humidity63%

Indoor Humidity63% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

70°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™67°

WindWSW 10 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts23 mph

Humidity64%

Indoor Humidity64% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

69°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™66°

WindWSW 9 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts21 mph

Humidity67%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

67°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™64°

WindWSW 9 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts18 mph

Humidity72%

Indoor Humidity68% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Cloudy
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

RealFeel Shade™63°

WindWSW 8 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts15 mph

Humidity74%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

9 PM

63°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

WindWSW 8 mph

Air QualityFair

Wind Gusts14 mph

Humidity81%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

10 PM

61°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

WindWSW 7 mph

Air QualityFair

Wind Gusts12 mph

Humidity85%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

11 PM

60°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy
alerts

Coastal Flood Advisory

6:00 PM Wednesday - 5:00 AM Thursday

WindWSW 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity87%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility5 mi

Cloud Ceiling2000 ft

Hourly Weather Forecast for Alto

AccuWeather's hourly forecast for Alto provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 67° with a RealFeel® of 72°, intermittent clouds with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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  • San Jose, CA
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