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Costa Mesa, CA

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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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Hourly

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

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7 PM

65°

RealFeel® 63°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

29%

Intermittent clouds

Coastal Flood Advisory

3:00 PM Sunday - 2:00 PM Tuesday

WindW 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity64%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling11000 ft

8 PM

63°

RealFeel® 62°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Intermittent clouds

Coastal Flood Advisory

3:00 PM Sunday - 2:00 PM Tuesday

WindW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity72%

Indoor Humidity60% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling7100 ft

9 PM

62°

RealFeel® 62°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Intermittent clouds

Coastal Flood Advisory

3:00 PM Sunday - 2:00 PM Tuesday

WindW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity73%

Indoor Humidity60% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling7100 ft

10 PM

62°

RealFeel® 61°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Intermittent clouds

Coastal Flood Advisory

3:00 PM Sunday - 2:00 PM Tuesday

WindWNW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity73%

Indoor Humidity59% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover64%

Visibility10 mi

Cloud Ceiling7100 ft

11 PM

61°

RealFeel® 61°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

20%

Intermittent clouds

Coastal Flood Advisory

3:00 PM Sunday - 2:00 PM Tuesday

WindWNW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity73%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling7100 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 65° with a RealFeel® of 63°, intermittent clouds with a 29% 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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