Partly cloudy skies. High 71F. Winds SW at 5 to 10 mph. PRECIPITATION.

Costa Mesa Weather Forecasts. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the ...

A mix of clouds and sun. High 66F. Winds WSW at 5 to 10 mph. icon. Tonight 11/19. 4% / 0 in. A few clouds. Low 47F. Winds light and variable.

... Forecasts. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Costa Mesa area.

Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 71F. Winds W at 5 to 10 mph. Humidity39%. UV Index4 of 11.

Sunshine and clouds mixed. Areas of dense fog. High 76F. Winds SW at 5 to 10 mph.

Hourly Weather · 1 PM 66°. rain drop 0% · 2 PM 67°. rain drop 0% · 3 PM 65°. rain drop 0% · 4 PM 63°. rain drop 0% · 5 PM 60°. rain drop 0% · 6 PM 58°. rain ...

Costa Mesa, CA Forecast · Morning. 61°. Chance of Rain0% · Afternoon. 63°. Chance of Rain1% · Evening. 54°. Chance of Rain4% · Overnight. 51°. Chance of Rain2% ...

Low temperature around 49F. Dew point will be around 40F with an average humidity of 74%. Winds will be 4 mph from the SE.

Costa Mesa CA ... Tonight: Partly cloudy, with a low around 47. West wind 5 to 10 ... Monday: Mostly sunny, with a high near 65. Southeast wind 5 to 10 ... Monday ...