Costa Mesa, California | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Drizzle
    60°
    Friday 5/3
    Forecast night icon
    60°
    Drizzle
    Hourly
    Night Details
    Partly cloudy. Patchy drizzle overnight. Lows 53 to 57. Areas of winds southwest 10 mph this evening becoming light.
  • Forecast day icon
    Saturday
    Drizzle
    65°
    Forecast night icon
    Night
    50% Chance of Rain
    59°
    Saturday 5/4
    Day
    65°
    Drizzle
    Forecast day icon
    Night
    59°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Patchy drizzle in the morning. Highs 65 to 69. Areas of winds south 10 to 15 mph.
    Night Details
    Mostly cloudy. A chance of rain overnight. Lows 50 to 56. Areas of winds west 10 to 15 mph with gusts to 25 mph. Chance of measurable precipitation 50 percent.
  • Forecast day icon
    Sunday
    Partly Cloudy
    63°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Sunday 5/5
    Day
    63°
    Partly Cloudy
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs 62 to 65 at the beaches to 66 farther inland and near higher coastal terrain. Areas of winds west 10 to 15 mph. Gusts to 25 mph. . . Becoming 30 mph in the afternoon.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 47 to 52. Areas of winds west 10 to 15 mph with gusts to 25 mph becoming southeast overnight.
  • Forecast day icon
    Monday
    Partly Cloudy
    68°
    Forecast night icon
    Night
    Partly Cloudy
    56°
    Monday 5/6
    Day
    68°
    Partly Cloudy
    Forecast day icon
    Night
    56°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with patchy fog in the morning. . . Becoming mostly sunny. Highs around 67 at the beaches to 70 farther inland and near higher coastal terrain.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 50 to 54.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    68°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Tuesday 5/7
    Day
    68°
    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 67 at the beaches to 70 farther inland and near higher coastal terrain.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy overnight with patchy fog. Lows 51 to 54.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    69°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Wednesday 5/8
    Day
    69°
    Partly Cloudy
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Patchy fog in the morning. Partly cloudy. Highs 69 to 73.
    Night Details
    Partly cloudy. Patchy fog overnight. Lows 52 to 56.
  • Forecast day icon
    Thursday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    Partly Cloudy
    62°
    Thursday 5/9
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    62°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Patchy fog in the morning. Partly cloudy. Highs 71 to 76.
    Night Details
    Partly cloudy. Patchy fog overnight. Lows around 55.
  • Forecast day icon
    Friday
    Partly Cloudy
    76°
    Forecast night icon
    Night
    Clear
    65°
    Friday 5/10
    Day
    76°
    Partly Cloudy
    Forecast day icon
    Night
    65°
    Clear
    Forecast night icon
    Day Details
    Patchy fog in the morning. Partly cloudy. Highs around 73 at the beaches to 77 farther inland and near higher coastal terrain.
    Night Details
    Clear. Low temperature around 65F. Dew point will be around 50F with an average humidity of 52%. Winds will be 3 mph from the W.
  • Forecast day icon
    Saturday
    Sunny
    75°
    Forecast night icon
    Night
    Clear
    64°
    Saturday 5/11
    Day
    75°
    Sunny
    Forecast day icon
    Night
    64°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 75F. Dew point will be around 51F with an average humidity of 45%. Winds will be 5 mph from the SW.
    Night Details
    Clear. Low temperature around 64F. Dew point will be around 51F with an average humidity of 57%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Sunday
    Sunny
    71°
    Forecast night icon
    Night
    Clear
    61°
    Sunday 5/12
    Day
    71°
    Sunny
    Forecast day icon
    Night
    61°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 71F. Dew point will be around 52F with an average humidity of 53%. Winds will be 6 mph from the SW.
    Night Details
    Clear. Low temperature around 61F. Dew point will be around 52F with an average humidity of 66%. Winds will be 4 mph from the SW.