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January weather forecast in Costa Mesa

Average data for 10 years

  • 28 December, Sunday. 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, Monday. 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, Tuesday. 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, Wednesday. 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, Thursday. 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, Friday. 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°

  • 3 January, Saturday. morning, 18°; night, 9°; rain; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 71%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +16°

  • 4 January, Sunday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 73%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +16°

  • 5 January, Monday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 71%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +16°

  • 6 January, Tuesday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 67%; Wind speed 3.5 Meters per second, northerly; Daytime water temperature +16°

  • 7 January, Wednesday. morning, 19°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 70%; Wind speed 3.7 Meters per second, north-easterly; Daytime water temperature +17°

  • 8 January, Thursday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 73%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +17°

  • 9 January, Friday. morning, 18°; night, 10°; rain; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 74%; Wind speed 3.4 Meters per second, south-easterly; Daytime water temperature +16°

  • 10 January, Saturday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 74%; Wind speed 3.7 Meters per second, south-easterly; Daytime water temperature +16°

  • 11 January, Sunday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 73%; Wind speed 3.9 Meters per second, south-westerly; Daytime water temperature +17°

  • 12 January, Monday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 72%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +17°

  • 13 January, Tuesday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 765 millimeters of mercury; Humidity 70%; Wind speed 3 Meters per second, north-easterly; Daytime water temperature +17°

  • 14 January, Wednesday. morning, 19°; night, 10°; ; Feels like +11°; Pressure 765 millimeters of mercury; Humidity 68%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +17°

  • 15 January, Thursday. morning, 19°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 68%; Wind speed 3.4 Meters per second, easterly; Daytime water temperature +17°

  • 16 January, Friday. morning, 18°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +17°

  • 17 January, Saturday. morning, 19°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, south-westerly; Daytime water temperature +17°

  • 18 January, Sunday. morning, 19°; night, 10°; ; Feels like +12°; Pressure 765 millimeters of mercury; Humidity 72%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +17°

  • 19 January, Monday. morning, 18°; night, 10°; ; Feels like +12°; Pressure 764 millimeters of mercury; Humidity 73%; Wind speed 3.7 Meters per second, south-westerly; Daytime water temperature +17°

  • 20 January, Tuesday. morning, 18°; night, 10°; ; Feels like +12°; Pressure 763 millimeters of mercury; Humidity 73%; Wind speed 4.1 Meters per second, southerly; Daytime water temperature +17°

  • 21 January, Wednesday. morning, 18°; night, 10°; rain; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 69%; Wind speed 4 Meters per second, westerly; Daytime water temperature +17°

  • 22 January, Thursday. morning, 18°; night, 10°; rain; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 68%; Wind speed 3.9 Meters per second, south-easterly; Daytime water temperature +16°

  • 23 January, Friday. morning, 18°; night, 9°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 68%; Wind speed 3.7 Meters per second, northerly; Daytime water temperature +16°

  • 24 January, Saturday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +16°

  • 25 January, Sunday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 73%; Wind speed 3.7 Meters per second, southerly; Daytime water temperature +16°

  • 26 January, Monday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 73%; Wind speed 3.9 Meters per second, south-westerly; Daytime water temperature +17°

  • 27 January, Tuesday. morning, 18°; night, 10°; rain; Feels like +11°; Pressure 765 millimeters of mercury; Humidity 73%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +16°

  • 28 January, Wednesday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 765 millimeters of mercury; Humidity 71%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +17°

  • 29 January, Thursday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 71%; Wind speed 3.7 Meters per second, southerly; Daytime water temperature +18°

  • 30 January, Friday. morning, 18°; night, 10°; ; Feels like +11°; Pressure 764 millimeters of mercury; Humidity 72%; Wind speed 3.5 Meters per second, south-easterly; Daytime water temperature +17°

  • 31 January, Saturday. morning, 18°; night, 9°; rain; Feels like +11°; Pressure 763 millimeters of mercury; Humidity 74%; Wind speed 3.7 Meters per second, southerly; Daytime water temperature +17°

January in Costa Mesa is the snowiest and the coldest month of the year. In January, the weather in Costa Mesa is typically warm. The average daily high in January is 14 degrees above zero. On average, Costa Mesa has 13 sunny, 6 rainy, and 5 cloudy days in January. January along with February, March, and December is considered the least comfortable time to visit Costa Mesa.