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May weather forecast in Costa Mesa

Average data for 10 years

  • 26 April, Sunday. morning, 21°; night, 13°; ; Feels like +15°; Pressure 761 millimeters of mercury; Humidity 70%; Wind speed 5.3 Meters per second, south-westerly; Daytime water temperature +21°

  • 27 April, Monday. morning, 21°; night, 13°; ; Feels like +15°; Pressure 761 millimeters of mercury; Humidity 71%; Wind speed 5 Meters per second, south-westerly; Daytime water temperature +21°

  • 28 April, Tuesday. morning, 21°; night, 13°; ; Feels like +15°; Pressure 761 millimeters of mercury; Humidity 70%; Wind speed 5 Meters per second, south-westerly; Daytime water temperature +21°

  • 29 April, Wednesday. morning, 22°; night, 13°; ; Feels like +15°; Pressure 761 millimeters of mercury; Humidity 68%; Wind speed 4.9 Meters per second, south-westerly; Daytime water temperature +21°

  • 30 April, Thursday. morning, 21°; night, 13°; ; Feels like +15°; Pressure 761 millimeters of mercury; Humidity 68%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +21°

  • 1 May, Friday. morning, 21°; night, 14°; ; Feels like +15°; Pressure 760 millimeters of mercury; Humidity 69%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +22°

  • 2 May, Saturday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 69%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +22°

  • 3 May, Sunday. morning, 22°; night, 14°; ; Feels like +16°; Pressure 761 millimeters of mercury; Humidity 69%; Wind speed 4.9 Meters per second, south-westerly; Daytime water temperature +21°

  • 4 May, Monday. morning, 22°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +20°

  • 5 May, Tuesday. morning, 21°; night, 14°; rain; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +20°

  • 6 May, Wednesday. morning, 21°; night, 14°; rain; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 72%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +20°

  • 7 May, Thursday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 761 millimeters of mercury; Humidity 71%; Wind speed 4.9 Meters per second, south-westerly; Daytime water temperature +20°

  • 8 May, Friday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 72%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +19°

  • 9 May, Saturday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +20°

  • 10 May, Sunday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +21°

  • 11 May, Monday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 761 millimeters of mercury; Humidity 72%; Wind speed 4.9 Meters per second, south-westerly; Daytime water temperature +21°

  • 12 May, Tuesday. morning, 22°; night, 14°; ; Feels like +16°; Pressure 761 millimeters of mercury; Humidity 70%; Wind speed 5 Meters per second, south-westerly; Daytime water temperature +21°

  • 13 May, Wednesday. morning, 22°; night, 14°; ; Feels like +16°; Pressure 761 millimeters of mercury; Humidity 69%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +22°

  • 14 May, Thursday. morning, 22°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 70%; Wind speed 4.6 Meters per second, south-westerly; Daytime water temperature +21°

  • 15 May, Friday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 72%; Wind speed 4.6 Meters per second, south-westerly; Daytime water temperature +21°

  • 16 May, Saturday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +21°

  • 17 May, Sunday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +21°

  • 18 May, Monday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 75%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +22°

  • 19 May, Tuesday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 75%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +22°

  • 20 May, Wednesday. morning, 22°; night, 15°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.6 Meters per second, south-westerly; Daytime water temperature +22°

  • 21 May, Thursday. morning, 22°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 72%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +21°

  • 22 May, Friday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 759 millimeters of mercury; Humidity 73%; Wind speed 4.6 Meters per second, south-westerly; Daytime water temperature +20°

  • 23 May, Saturday. morning, 20°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.8 Meters per second, south-westerly; Daytime water temperature +20°

  • 24 May, Sunday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +20°

  • 25 May, Monday. morning, 20°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 72%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +20°

  • 26 May, Tuesday. morning, 20°; night, 14°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +21°

  • 27 May, Wednesday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 761 millimeters of mercury; Humidity 74%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +21°

  • 28 May, Thursday. morning, 21°; night, 15°; ; Feels like +16°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +21°

  • 29 May, Friday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +22°

  • 30 May, Saturday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 760 millimeters of mercury; Humidity 73%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +21°

  • 31 May, Sunday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.4 Meters per second, south-westerly; Daytime water temperature +21°

  • 1 June, Monday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.4 Meters per second, south-westerly; Daytime water temperature +21°

  • 2 June, Tuesday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 760 millimeters of mercury; Humidity 74%; Wind speed 4.4 Meters per second, south-westerly; Daytime water temperature +21°

  • 3 June, Wednesday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 759 millimeters of mercury; Humidity 74%; Wind speed 4.5 Meters per second, south-westerly; Daytime water temperature +21°

  • 4 June, Thursday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 759 millimeters of mercury; Humidity 75%; Wind speed 4.3 Meters per second, south-westerly; Daytime water temperature +21°

  • 5 June, Friday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 759 millimeters of mercury; Humidity 75%; Wind speed 4.3 Meters per second, south-westerly; Daytime water temperature +21°

  • 6 June, Saturday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 759 millimeters of mercury; Humidity 75%; Wind speed 4.4 Meters per second, south-westerly; Daytime water temperature +22°

In May, the weather in Costa Mesa is typically warm. The average daily high in May is 18 degrees above zero. On average, Costa Mesa has 17 sunny, 2 rainy, and 2 cloudy days in May.