10-Day Weather Forecast - Fountain Valley, CA

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  • |65°F
    Partly Cloudy
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    Tonight

    65°F

    Partly cloudy this evening. . . Becoming mostly cloudy. Lows 60 to 64. Areas of winds south 10 mph this evening becoming light.

    Hourly details
  • Day

    77°F

    Cloudy in the morning. . . Becoming partly cloudy. Highs around 72 at the beaches to 74 to 77 farther inland and near higher coastal terrain. Areas of winds south 10 mph.

    Night

    65°F

    Partly cloudy. Lows 59 to 63. Areas of winds southwest 10 mph in the evening becoming light.

    Hourly details
  • Day

    78°F

    Partly cloudy. Highs 70 to 73 at the beaches to 75 to 78 farther inland and near higher coastal terrain. Light winds becoming southwest 10 to 15 mph in the afternoon.

    Night

    64°F

    Mostly clear in the evening. . . Becoming partly cloudy. Lows 60 to 64. Areas of winds west 10 mph in the evening becoming light.

    Hourly details
  • Day

    77°F

    Mostly cloudy in the morning. . . Becoming partly cloudy. Highs around 71 at the beaches to 76 farther inland and near higher coastal terrain.

    Night

    63°F

    Partly cloudy. Lows 60 to 64.

    Hourly details
  • Weekend Weather

  • Day

    78°F

    Partly cloudy in the morning. . . Becoming mostly sunny. Highs 70 to 73 at the beaches to 75 to 78 farther inland and near higher coastal terrain.

    Night

    65°F

    Mostly clear in the evening. . . Becoming partly cloudy. Lows 60 to 64.

    Hourly details
  • Day

    78°F

    Mostly cloudy in the morning. . . Becoming mostly sunny. Highs around 72 at the beaches to 76 to 79 farther inland and near higher coastal terrain.

    Night

    64°F

    Mostly clear in the evening. . . Becoming partly cloudy. Lows 60 to 64.

    Hourly details
  • Day

    78°F

    Partly cloudy in the morning. . . Becoming mostly sunny. Highs around 72 at the beaches to 76 to 79 farther inland and near higher coastal terrain.

    Night

    62°F

    Partly cloudy. Lows around 62.

    Hourly details
  • Day

    79°F

    Mostly cloudy in the morning. . . Becoming partly cloudy. Highs around 72 at the beaches to 76 to 79 farther inland and near higher coastal terrain.

    Night

    65°F

    Clear. Low temperature around 65F. Dew point will be around 60F with an average humidity of 81%. Winds will be 1 mph from the SW.

  • Day

    78°F

    Sunny. High temperature around 78F. Dew point will be around 62F with an average humidity of 63%. Winds will be 2 mph from the W.

    Night

    66°F

    Clear. Low temperature around 66F. Dew point will be around 60F with an average humidity of 77%. Winds will be 1 mph from the N.

  • Day

    81°F

    Sunny. High temperature around 81F. Dew point will be around 62F with an average humidity of 59%. Winds will be 2 mph from the W.

    Night

    68°F

    Clear. Low temperature around 68F. Dew point will be around 61F with an average humidity of 74%. Winds will be 1 mph from the N.