Costa Mesa, CA Weather

    05:00 Monday
    Clear
    Clear skies
    14° Feels like 14°
    First Quarter First Quarter Illuminated: 72%
    • Today 29 Dec. Scattered clouds 21° / 13° Moderate northeast wind 20 - 37 km/h
    • Tomorrow 30 Dec. Partly cloudy 23° / 13° Moderate north wind 9 - 22 km/h
    • Wednesday 31 Dec. Moderate rain with cloudy skies 90% 21 mm 18° / 14° Moderate east wind 10 - 23 km/h
    • Thursday 1 Jan. Moderate rain with partly cloudy skies 90% 32 mm 18° / 14° Moderate southeast wind 22 - 42 km/h
    • Friday 2 Jan. Light rain with partly cloudy skies 80% 1.2 mm 18° / 12° Moderate south wind 9 - 21 km/h
    • Saturday 3 Jan. Light rain with partly cloudy skies 80% 1.8 mm 18° / 14° Moderate southeast wind 13 - 27 km/h
    • Sunday 4 Jan. Partly cloudy 17° / 11° Gentle west wind 6 - 16 km/h

    Weather Forecast for Costa Mesa, CA Today

    , 29 December

    Tomorrow

    , 30 December
    06:00 Clear skies 14° Clear
    Feels Like 14°
    Moderate northeast wind Northeast 15 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 38%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 10171 ft
    07:00 Clear 15° Sunny
    Feels Like 15°
    Moderate northeast wind Northeast 17 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 37%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 15 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 10171 ft
    08:00 Clear 15° Sunny
    Feels Like 15°
    Moderate northeast wind Northeast 18 - 32 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 36%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 15 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 10171 ft
    09:00 Clear 17° Sunny
    Feels Like 17°
    Moderate northeast wind Northeast 17 - 33 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 36%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 17 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 33 km/h
    • Snowline Snowline 10499 ft
    10:00 Clear 18° Sunny
    Feels Like 18°
    Moderate northeast wind Northeast 14 - 31 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 37%
    • Dew Point Dew Point 3 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 18 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 10171 ft
    Sunny 11:00 Clear 19° Sunny
    Feels Like 19°
    Moderate northeast wind Northeast 12 - 27 km/h
    		UV Index 2 Low SPF: no
    11:00 Clear 19° Sunny
    Feels Like 19°
    Moderate northeast wind Northeast 12 - 27 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 40%
    • Dew Point Dew Point 5 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 19 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Snowline Snowline 10499 ft
    12:00 Clear 20° Sunny
    Feels Like 20°
    Moderate northeast wind Northeast 14 - 25 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point 5 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 20 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Snowline Snowline 10499 ft
    13:00 Clear 20° Sunny
    Feels Like 20°
    Moderate northeast wind Northeast 16 - 28 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 37%
    • Dew Point Dew Point 5 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 20 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 10171 ft
    Sunny 14:00 Clear 20° Sunny
    Feels Like 20°
    Moderate northeast wind Northeast 20 - 36 km/h
    		UV Index 1 Low SPF: no
    14:00 Clear 20° Sunny
    Feels Like 20°
    Moderate northeast wind Northeast 20 - 36 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 20 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 10171 ft
    15:00 Clear 20° Sunny
    Feels Like 20°
    Moderate northeast wind Northeast 20 - 37 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 20 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1018 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 37 km/h
    • Snowline Snowline 10827 ft
    16:00 Scattered clouds 19° Scattered clouds
    Feels Like 19°
    Moderate northeast wind Northeast 17 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 35%
    • Dew Point Dew Point 3 °C
    • Clouds Clouds 21%
    • Feels Like Feels Like 19 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1018 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Snowline Snowline 11155 ft
    Scattered clouds 17:00 Scattered clouds 17° Scattered clouds
    Feels Like 17°
    Moderate northeast wind Northeast 17 - 31 km/h
    		UV Index 0 Low SPF: no
    17:00 Scattered clouds 17° Scattered clouds
    Feels Like 17°
    Moderate northeast wind Northeast 17 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 36%
    • Dew Point Dew Point 2 °C
    • Clouds Clouds 12%
    • Feels Like Feels Like 17 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 11483 ft
    18:00 Scattered clouds 17° Scattered clouds
    Feels Like 17°
    Moderate northeast wind Northeast 15 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 36%
    • Dew Point Dew Point 2 °C
    • Clouds Clouds 27%
    • Feels Like Feels Like 17 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 11811 ft
    19:00 Scattered clouds 16° Scattered clouds
    Feels Like 16°
    Moderate northeast wind Northeast 12 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point 2 °C
    • Clouds Clouds 50%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Snowline Snowline 11811 ft
    Scattered clouds 20:00 Scattered clouds 16° Scattered clouds
    Feels Like 16°
    Moderate north wind North 9 - 20 km/h
    		UV Index 0 Low SPF: no
    20:00 Partly cloudy 16° Partly cloudy
    Feels Like 16°
    Moderate north wind North 9 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point 3 °C
    • Clouds Clouds 50%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Snowline Snowline 11811 ft
    21:00 Partly cloudy 16° Partly cloudy
    Feels Like 16°
    Gentle north wind North 5 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 42%
    • Dew Point Dew Point 3 °C
    • Clouds Clouds 66%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Snowline Snowline 11811 ft
    22:00 Partly cloudy 16° Partly cloudy
    Feels Like 16°
    Gentle northwest wind Northwest 5 - 11 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 44%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 79%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 11 km/h
    • Snowline Snowline 11811 ft
    Overcast 23:00 Overcast 16° Overcast
    Feels Like 16°
    Gentle north wind North 4 - 10 km/h
    		UV Index 0 Low SPF: no
    23:00 Overcast 16° Overcast
    Feels Like 16°
    Gentle north wind North 4 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 46%
    • Dew Point Dew Point 4 °C
    • Clouds Clouds 97%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Snowline Snowline 11811 ft
    24:00 Partly cloudy 16° Partly cloudy
    Feels Like 16°
    Gentle northwest wind Northwest 5 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 48%
    • Dew Point Dew Point 5 °C
    • Clouds Clouds 82%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Snowline Snowline 11811 ft

    Sunrise and Sunset

    Sunrise 06:55 Sunset 16:52
    First light 06:28 Midday 11:53 Last light 17:20
    Day length 9h 57m

    Time remaining until sunrise 1h 22m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    29 First Quarter
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon
    3 Full Moon
    4 Last Quarter
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 Last Quarter
    10 Last Quarter
    11 Last Quarter

    Air quality in Costa Mesa today

    Detail
    35
    Fair NO₂ (69 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

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