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Altadena, CA

88°F
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Altadena, 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
Tuesday, August 18

Day

8/18
93°Hi
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Partly sunny and warm
alerts

Heat Advisory

10:00 AM Tuesday - 8:00 PM Thursday

Max UV Index10.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindSW 6 mph

Wind Gusts14 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover17%

Morning

Afternoon

Night

8/18
70°Lo
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy
alerts

Heat Advisory

10:00 AM Tuesday - 8:00 PM Thursday

WindESE 4 mph

Wind Gusts6 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover26%

Evening

Overnight

Sun & Moon

13 hrs 20 mins
Rise 6:16 AM
Set 7:36 PM
Waxing Crescent
Rise 12:30 PM
Set 10:48 PM

Temperature History

8/18
High
Low
Forecast
93°
70°
Average
92°
63°
Last Year
86°
63°
Record
109°
2020
53°
1995

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Monthly

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World North America United States California Altadena

Weather Near Altadena:

  • Anaheim, CA
  • Long Beach, CA
  • Los Angeles, CA
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