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December weather forecast in Fountain Valley

Average data for 10 years

  • 29 November, Sunday. morning, 19°; night, 11°; ; Feels like +12°; Pressure 763 millimeters of mercury; Humidity 66%; Wind speed 3.7 Meters per second, easterly; Daytime water temperature +18°

  • 30 November, Monday. morning, 18°; night, 11°; ; Feels like +12°; Pressure 763 millimeters of mercury; Humidity 70%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +19°

  • 1 December, Tuesday. morning, 18°; night, 11°; ; Feels like +12°; Pressure 763 millimeters of mercury; Humidity 72%; Wind speed 3.2 Meters per second, westerly; Daytime water temperature +19°

  • 2 December, Wednesday. morning, 19°; night, 11°; ; Feels like +12°; Pressure 763 millimeters of mercury; Humidity 72%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +18°

  • 3 December, Thursday. morning, 19°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 71%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +18°

  • 4 December, Friday. morning, 19°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 69%; Wind speed 3.2 Meters per second, northerly; Daytime water temperature +18°

  • 5 December, Saturday. morning, 19°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 68%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +18°

  • 6 December, Sunday. morning, 18°; night, 11°; rain; Feels like +12°; Pressure 763 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +18°

  • 7 December, Monday. morning, 18°; night, 10°; rain; Feels like +12°; Pressure 763 millimeters of mercury; Humidity 72%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +18°

  • 8 December, Tuesday. morning, 19°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 69%; Wind speed 3.7 Meters per second, westerly; Daytime water temperature +18°

  • 9 December, Wednesday. morning, 19°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 70%; Wind speed 3.4 Meters per second, northerly; Daytime water temperature +18°

  • 10 December, Thursday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 69%; Wind speed 3.5 Meters per second, northerly; Daytime water temperature +18°

  • 11 December, Friday. morning, 18°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 69%; Wind speed 3.9 Meters per second, south-easterly; Daytime water temperature +18°

  • 12 December, Saturday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 72%; Wind speed 3.7 Meters per second, southerly; Daytime water temperature +18°

  • 13 December, Sunday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 75%; Wind speed 3.4 Meters per second, southerly; Daytime water temperature +17°

  • 14 December, Monday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 76%; Wind speed 3.7 Meters per second, south-westerly; Daytime water temperature +17°

  • 15 December, Tuesday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, northerly; Daytime water temperature +16°

  • 16 December, Wednesday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 67%; Wind speed 3.7 Meters per second, north-easterly; Daytime water temperature +16°

  • 17 December, Thursday. morning, 18°; night, 10°; rain; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 67%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +16°

  • 18 December, Friday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 67%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +16°

  • 19 December, Saturday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 68%; Wind speed 3.4 Meters per second, easterly; Daytime water temperature +16°

  • 20 December, Sunday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 72%; Wind speed 3.4 Meters per second, easterly; Daytime water temperature +16°

  • 21 December, Monday. morning, 17°; night, 10°; rain; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 74%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +16°

  • 22 December, Tuesday. morning, 17°; night, 10°; rain; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 74%; Wind speed 3.9 Meters per second, south-easterly; Daytime water temperature +16°

  • 23 December, Wednesday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 72%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +17°

  • 24 December, Thursday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +16°

  • 25 December, Friday. morning, 18°; night, 9°; ; Feels like +10°; Pressure 764 millimeters of mercury; Humidity 68%; Wind speed 4 Meters per second, northerly; Daytime water temperature +16°

  • 26 December, Saturday. morning, 17°; night, 9°; ; Feels like +10°; Pressure 764 millimeters of mercury; Humidity 66%; Wind speed 3.7 Meters per second, north-westerly; Daytime water temperature +16°

  • 27 December, Sunday. morning, 17°; night, 9°; ; Feels like +10°; Pressure 765 millimeters of mercury; Humidity 68%; Wind speed 3.5 Meters per second, northerly; Daytime water temperature +16°

  • 28 December, Monday. morning, 17°; night, 9°; ; Feels like +10°; Pressure 764 millimeters of mercury; Humidity 68%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +16°

  • 29 December, Tuesday. morning, 17°; night, 9°; ; Feels like +10°; Pressure 763 millimeters of mercury; Humidity 71%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +16°

  • 30 December, Wednesday. morning, 17°; night, 9°; ; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 72%; Wind speed 3.2 Meters per second, south-easterly; Daytime water temperature +16°

  • 31 December, Thursday. morning, 17°; night, 9°; rain; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 77%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +16°

  • 1 January, Friday. morning, 17°; night, 9°; ; Feels like +10°; Pressure 763 millimeters of mercury; Humidity 71%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +16°

  • 2 January, Saturday. morning, 18°; night, 9°; ; Feels like +10°; Pressure 764 millimeters of mercury; Humidity 69%; Wind speed 3.4 Meters per second, easterly; Daytime water temperature +16°

In December, the weather in Fountain Valley is typically warm. The average daily high in December is 14 degrees above zero. On average, Fountain Valley has 16 sunny, 6 rainy, and 5 cloudy days in December. December along with January, February, and March is considered the least comfortable time to visit Fountain Valley.