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Costa Mesa, CA

73°F
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Costa Mesa

California

73°
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Costa Mesa, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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12 AM

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

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindSSW 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity88%

Indoor Humidity88% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

1 AM

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

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindSSW 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity90%

Indoor Humidity90% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

2 AM

69°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindSW 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity90%

Indoor Humidity90% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

3 AM

69°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindWSW 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity91%

Indoor Humidity91% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

4 AM

69°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindW 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity91%

Indoor Humidity91% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

5 AM

68°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindW 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity91%

Indoor Humidity91% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

6 AM

68°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindW 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity94%

Indoor Humidity93% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

7 AM

69°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™70°

WindSW 4 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts4 mph

Humidity91%

Indoor Humidity91% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

8 AM

70°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™73°

WindSSW 4 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts4 mph

Humidity88%

Indoor Humidity88% (Humid)

Dew Point66° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

9 AM

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

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™74°

WindSW 4 mph

Air QualityPoor

Max UV Index1.9 (Low)

Wind Gusts4 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

10 AM

75°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™76°

WindWSW 5 mph

Air QualityPoor

Max UV Index3.0 (Moderate)

Wind Gusts6 mph

Humidity75%

Indoor Humidity75% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover41%

Visibility8 mi

Cloud Ceiling30000 ft

11 AM

77°
RealFeel® 84°
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
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™78°

WindWSW 6 mph

Air QualityFair

Max UV Index4.2 (Moderate)

Wind Gusts6 mph

Humidity68%

Indoor Humidity68% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility8 mi

Cloud Ceiling30000 ft

12 PM

79°
RealFeel® 86°
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
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™79°

WindWSW 7 mph

Air QualityFair

Max UV Index5.2 (Moderate)

Wind Gusts8 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover28%

Visibility8 mi

Cloud Ceiling30000 ft

1 PM

80°
RealFeel® 86°
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
Partly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™79°

Heat Index80°

WindSW 7 mph

Air QualityFair

Max UV Index5.9 (High)

Wind Gusts12 mph

Humidity61%

Indoor Humidity61% (Humid)

Dew Point65° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility8 mi

Cloud Ceiling30000 ft

2 PM

81°
RealFeel® 86°
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
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™80°

Heat Index83°

WindSW 8 mph

Air QualityFair

Max UV Index5.2 (Moderate)

Wind Gusts14 mph

Humidity58%

Indoor Humidity58% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

80°
RealFeel® 84°
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
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™78°

Heat Index80°

WindWSW 8 mph

Air QualityFair

Max UV Index4.2 (Moderate)

Wind Gusts14 mph

Humidity61%

Indoor Humidity61% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

78°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™77°

WindWSW 8 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts14 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

77°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™76°

WindWSW 8 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts15 mph

Humidity68%

Indoor Humidity68% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

75°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

RealFeel Shade™76°

WindWSW 7 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts13 mph

Humidity72%

Indoor Humidity72% (Humid)

Dew Point65° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

74°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindWSW 6 mph

Air QualityFair

Wind Gusts12 mph

Humidity76%

Indoor Humidity76% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

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

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindWSW 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

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

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindWSW 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

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

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

70°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Beach Hazards Statement

5:00 AM Friday - 5:00 AM Monday

WindSW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity84%

Indoor Humidity84% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Costa Mesa

AccuWeather's hourly forecast for Costa Mesa provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 70° with a RealFeel® of 71°, mostly clear 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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Weather Near Costa Mesa:

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