Costa Mesa, California | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    54°
    Monday 4/15
    Forecast night icon
    54°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Lows 49 to 52. Areas of winds west to 10 mph this evening becoming light.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    74°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Tuesday 4/16
    Day
    74°
    Mostly Sunny
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Warmer. Highs around 70 at the beaches to 72 to 75 farther inland and near higher coastal terrain. Light winds becoming west 10 to 15 mph in the afternoon.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 51 to 54. Areas of winds west 10 to 15 mph becoming south overnight.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Wednesday 4/17
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs around 69 at the beaches to 73 farther inland and near higher coastal terrain. Areas of winds south 10 to 15 mph.
    Night Details
    Partly cloudy in the evening. . . Becoming mostly cloudy overnight with patchy fog. Lows 52 to 56. Areas of winds south 10 mph.
  • Forecast day icon
    Thursday
    Partly Cloudy
    69°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Thursday 4/18
    Day
    69°
    Partly Cloudy
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy in the morning. . . Becoming partly cloudy. Patchy fog in the morning. Highs around 70.
    Night Details
    Partly cloudy in the evening. . . Becoming cloudy overnight with patchy fog. Lows 52 to 56.
  • Forecast day icon
    Friday
    Partly Cloudy
    66°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Friday 4/19
    Day
    66°
    Partly Cloudy
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy in the morning. . . Becoming partly cloudy. Patchy fog in the morning. Highs 65 to 68.
    Night Details
    Partly cloudy. Lows 51 to 55.
  • Forecast day icon
    Saturday
    Partly Cloudy
    68°
    Forecast night icon
    Night
    Partly Cloudy
    54°
    Saturday 4/20
    Day
    68°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning. . . Becoming mostly sunny. Highs 67 to 71.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 53 to 56.
  • Forecast day icon
    Sunday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    Partly Cloudy
    54°
    Sunday 4/21
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs 69 to 74.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy. Lows 53 to 56.
  • Forecast day icon
    Monday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Monday 4/22
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly cloudy in the morning. . . Becoming partly cloudy. Highs 67 to 71.
    Night Details
    Partly cloudy. Low temperature around 52F. Dew point will be around 51F with an average humidity of 85%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Tuesday
    Mostly Cloudy
    62°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Tuesday 4/23
    Day
    62°
    Mostly Cloudy
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly cloudy. High temperature around 62F. Dew point will be around 52F with an average humidity of 73%. Winds will be 6 mph from the SW.
    Night Details
    Partly cloudy. Low temperature around 52F. Dew point will be around 50F with an average humidity of 83%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Wednesday
    Mostly Cloudy
    63°
    Forecast night icon
    Night
    Clear
    53°
    Wednesday 4/24
    Day
    63°
    Mostly Cloudy
    Forecast day icon
    Night
    53°
    Clear
    Forecast night icon
    Day Details
    Mostly cloudy. High temperature around 63F. Dew point will be around 51F with an average humidity of 71%. Winds will be 6 mph from the SW.
    Night Details
    Clear. Low temperature around 53F. Dew point will be around 50F with an average humidity of 83%. Winds will be 4 mph from the SW.