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Weather in Costa Mesa, California, USA

Now
57 °F

Fog.


Feels Like: 57 °F
Forecast: 68 / 51 °F
Wind: 3 mph ↑ from South

Location: John Wayne Airport-Orange County Airport
Current Time: Dec 19, 2025 at 1:07:00 am
Latest Report: Dec 19, 2025 at 12:53 am
Visibility: 0 mi
Pressure: 29.98 "Hg
Humidity: 100%
Dew Point: 57 °F
Location of Costa Mesa Location

Upcoming 5 hours

Now 2:00 am 3:00 am 4:00 am 5:00 am 6:00 am
57 °F 56 °F 55 °F 54 °F 54 °F 53 °F

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Forecast for the next 48 hours

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  Friday Saturday
  Night Morning Afternoon Evening Night Morning Afternoon
Forecast
Temperature 55 °F 59 °F 66 °F 57 °F 56 °F 58 °F 64 °F
Mostly clear. Sunny. Sprin­kles. Mostly cloudy. Sprin­kles. Broken clouds. Scatt­erred clouds. Drizzle. Overcast. Sprin­kles. Mostly cloudy.
Feels Like 55 °F 59 °F 66 °F 57 °F 54 °F 59 °F 64 °F
Wind Speed 1 mph 3 mph 5 mph 5 mph 8 mph 4 mph 4 mph
Wind Direction SSE
↑ 		SSE
↑ 		S
↑ 		SSE
↑ 		SE
↑ 		SE
↑ 		SSW
↑
Humidity 88% 81% 70% 84% 84% 79% 70%
Dew Point 52 °F 53 °F 56 °F 52 °F 51 °F 52 °F 54 °F
Visibility 6 mi 6 mi 4 mi 4 mi 6 mi 7 mi 6 mi
Probability of Precipitation 2% 5% 25% 23% 0% 10% 10%
Amount of Rain 0.00" 0.00" 0.02" 0.02" 0.00" 0.00" 0.01"
Amount of Snow 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
* Updated Thursday, December 18, 2025 11:42:36 pm Costa Mesa time - Weather by CustomWeather, © 2025

14 day forecast, day-by-day Hour-by-hour forecast for next week

Yesterday's weather

Fog. 75 / 53 °F
Humidity: 81%. Wind: 2 mph ↑ from Southwest

More weather last week

Currently at nearby stations

54 °F

Fullerton Municipal Airport: (15 mi)

Fog. (1 hour ago)

54 °F

Long Beach Airport: (17 mi)

Fog.

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Forecast for the next 2 weeks

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18

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3

Detailed forecast for 14 days

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