Fountain Valley, California | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    57°
    Sunday 5/19
    Forecast night icon
    57°
    Partly Cloudy
    Hourly
    Night Details
    Partly cloudy. Low temperature around 57F. Dew point will be around 55F with an average humidity of 78%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Monday
    Drizzle
    65°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Monday 5/20
    Day
    65°
    Drizzle
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with patchy drizzle this morning then mostly sunny this afternoon. Highs 66 to 70. Light winds becoming southwest 10 mph this afternoon.
    Night Details
    Partly cloudy in the evening. . . Becoming mostly cloudy. Lows 49 to 56. Areas of winds southwest 10 mph in the evening becoming light.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Tuesday 5/21
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning. . . Becoming mostly sunny. Highs 69 to 72. Light winds becoming southwest 10 mph in the afternoon.
    Night Details
    Mostly clear in the evening. . . Becoming partly cloudy. Lows 50 to 57. Areas of winds southwest 10 mph in the evening becoming light.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Mostly Cloudy
    59°
    Wednesday 5/22
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    59°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning. . . Becoming mostly sunny. Highs 69 to 73. Areas of winds south to 10 mph.
    Night Details
    Mostly clear in the evening. . . Becoming mostly cloudy. Lows 50 to 58.
  • Forecast day icon
    Thursday
    Clearing
    64°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Thursday 5/23
    Day
    64°
    Clearing
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy in the morning. . . Becoming sunny. Highs 66 to 69.
    Night Details
    Partly cloudy in the evening. . . Becoming cloudy. Lows 51 to 58.
  • Forecast day icon
    Friday
    Mostly Sunny
    63°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Friday 5/24
    Day
    63°
    Mostly Sunny
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy in the morning. . . Becoming mostly sunny. Highs 65 to 69.
    Night Details
    Partly cloudy in the evening. . . Becoming mostly cloudy. Lows 50 to 57.
  • Forecast day icon
    Saturday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Saturday 5/25
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cloudy in the morning. . . Becoming mostly sunny. Highs 65 to 69.
    Night Details
    Partly cloudy in the evening. . . Becoming cloudy. Lows 50 to 57.
  • Forecast day icon
    Sunday
    Clearing
    63°
    Forecast night icon
    Night
    Clear
    58°
    Sunday 5/26
    Day
    63°
    Clearing
    Forecast day icon
    Night
    58°
    Clear
    Forecast night icon
    Day Details
    Cloudy in the morning. . . Becoming sunny. Highs around 70.
    Night Details
    Clear. Low temperature around 58F. Dew point will be around 55F with an average humidity of 88%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Monday
    Sunny
    71°
    Forecast night icon
    Night
    Clear
    62°
    Monday 5/27
    Day
    71°
    Sunny
    Forecast day icon
    Night
    62°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 71F. Dew point will be around 58F with an average humidity of 72%. Winds will be 7 mph from the SW.
    Night Details
    Clear. Low temperature around 62F. Dew point will be around 58F with an average humidity of 79%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Tuesday
    Sunny
    75°
    Forecast night icon
    Night
    Clear
    65°
    Tuesday 5/28
    Day
    75°
    Sunny
    Forecast day icon
    Night
    65°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 75F. Dew point will be around 60F with an average humidity of 65%. Winds will be 7 mph from the SW.
    Night Details
    Clear. Low temperature around 65F. Dew point will be around 58F with an average humidity of 71%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Wednesday
    Sunny
    77°
    Forecast night icon
    Night
    Clear
    66°
    Wednesday 5/29
    Day
    77°
    Sunny
    Forecast day icon
    Night
    66°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 77F. Dew point will be around 60F with an average humidity of 61%. Winds will be 7 mph from the SW.
    Night Details
    Clear. Low temperature around 66F. Dew point will be around 59F with an average humidity of 70%. Winds will be 3 mph from the SW.