Costa Mesa, California | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Partly Cloudy
    66°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Friday 4/26
    Day
    66°
    Partly Cloudy
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a slight chance of showers this morning then partly cloudy this afternoon. Highs around 67. Areas of winds southeast 10 mph. . . Becoming west 15 to 25 mph with gusts to 40 mph this afternoon. Chance of measurable precipitation 20 percent.
    Night Details
    Partly cloudy. Lows 48 to 53. Areas of winds west 20 to 30 mph with gusts to 45 mph becoming northwest 10 to 20 mph with gusts to 30 mph overnight.
  • Forecast day icon
    Saturday
    Partly Cloudy
    68°
    Forecast night icon
    Night
    Mostly Cloudy
    58°
    Saturday 4/27
    Day
    68°
    Partly Cloudy
    Forecast day icon
    Night
    58°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning. . . Becoming mostly sunny. Highs 66 to 70. Areas of winds southeast 10 to 15 mph with gusts to 25 mph becoming southwest in the afternoon.
    Night Details
    Mostly clear in the evening. . . Becoming mostly cloudy overnight with patchy fog. Lows 49 to 53. Areas of winds south 10 mph.
  • Forecast day icon
    Sunday
    Partly Cloudy
    70°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Sunday 4/28
    Day
    70°
    Partly Cloudy
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 67 to 71. Areas of winds southeast 10 mph becoming southwest in the afternoon.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 52 to 55.
  • Forecast day icon
    Monday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Monday 4/29
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs around 68 at the beaches to 72 farther inland and near higher coastal terrain.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 53 to 56.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Tuesday 4/30
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 68 to 72.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 52 to 56.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    71°
    Forecast night icon
    Night
    Mostly Cloudy
    59°
    Wednesday 5/1
    Day
    71°
    Mostly Sunny
    Forecast day icon
    Night
    59°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs around 67 at the beaches to 69 to 72 farther inland and near higher coastal terrain.
    Night Details
    Mostly clear in the evening. . . Becoming mostly cloudy overnight with patchy fog. Lows 53 to 56.
  • Forecast day icon
    Thursday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    Partly Cloudy
    59°
    Thursday 5/2
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    59°
    Partly Cloudy
    Forecast night icon
    Day Details
    Cloudy in the morning. . . Becoming partly cloudy. Patchy fog in the morning. Highs 66 to 69 at the beaches to 71 farther inland and near higher coastal terrain.
    Night Details
    Partly cloudy. Low temperature around 59F. Dew point will be around 53F with an average humidity of 73%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Friday
    Sunny
    70°
    Forecast night icon
    Night
    Clear
    58°
    Friday 5/3
    Day
    70°
    Sunny
    Forecast day icon
    Night
    58°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 70F. Dew point will be around 50F with an average humidity of 56%. Winds will be 6 mph from the SW.
    Night Details
    Clear. Low temperature around 58F. Dew point will be around 50F with an average humidity of 69%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Saturday
    Sunny
    67°
    Forecast night icon
    Night
    Clear
    57°
    Saturday 5/4
    Day
    67°
    Sunny
    Forecast day icon
    Night
    57°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 67F. Dew point will be around 50F with an average humidity of 57%. Winds will be 6 mph from the SW.
    Night Details
    Clear. Low temperature around 57F. Dew point will be around 50F with an average humidity of 71%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Sunday
    Sunny
    67°
    Forecast night icon
    Night
    Clear
    58°
    Sunday 5/5
    Day
    67°
    Sunny
    Forecast day icon
    Night
    58°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 67F. Dew point will be around 50F with an average humidity of 58%. Winds will be 6 mph from the SW.
    Night Details
    Clear. Low temperature around 58F. Dew point will be around 50F with an average humidity of 70%. Winds will be 4 mph from the SW.