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San Dimas, CA

87°F
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San Dimas, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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

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6 PM

89°
RealFeel® 87°
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

Extreme Heat Warning

10:00 AM Friday - 8:00 PM Thursday

RealFeel Shade™87°

Heat Index87°

WindWSW 9 mph

Air QualityPoor

Max UV Index0.7 (Low)

Wind Gusts13 mph

Humidity28%

Indoor Humidity28% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling33400 ft

7 PM

87°
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
rain drop 0%
Chevron down
Clear
alerts

Extreme Heat Warning

10:00 AM Friday - 8:00 PM Thursday

Heat Index85°

WindWSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity32%

Indoor Humidity32% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover6%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

84°
RealFeel® 82°
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
rain drop 0%
Chevron down
Clear

Heat Index83°

WindWSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity36%

Indoor Humidity36% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

82°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 0%
Chevron down
Mostly clear

Heat Index81°

WindWSW 6 mph

Air QualityPoor

Wind Gusts6 mph

Humidity41%

Indoor Humidity41% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

79°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSW 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity47%

Indoor Humidity47% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover15%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

76°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSW 5 mph

Air QualityPoor

Wind Gusts5 mph

Humidity53%

Indoor Humidity53% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for San Dimas

AccuWeather's hourly forecast for San Dimas provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 89° with a RealFeel® of 87°, sunny 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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