Ontario, CA Weather

    09:00 Friday
    Scattered clouds
    Scattered clouds
    30° Feels like 31°
    Gentle southeast wind Southeast 2 - 13 km/h
    reloj Hourly Risk of electric activity for the next few hours
    • Today 28 Aug. Dry thunderstorm with partly cloudy skies More information 40° / 25° Moderate southwest wind 14 - 40 km/h
    • Tomorrow 29 Aug. Clear 38° / 25° Moderate southwest wind 16 - 44 km/h
    • Sunday 30 Aug. Clear 35° / 22° Moderate southwest wind 15 - 43 km/h
    • Monday 31 Aug. Clear 33° / 19° Moderate southwest wind 14 - 40 km/h
    • Tuesday 1 Sept. Clear 34° / 17° Moderate west wind 13 - 39 km/h
    • Wednesday 2 Sept. Clear 36° / 20° Moderate west wind 14 - 40 km/h
    • Thursday 3 Sept. Scattered clouds 36° / 23° Moderate west wind 12 - 37 km/h

    Weather Forecast for Ontario, CA Today

    , 28 August

    Tomorrow

    , 29 August
    09:00 Scattered clouds 30° Scattered clouds
    Feels Like 31°
    Gentle southeast wind Southeast 2 - 13 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point 18 °C
    • Clouds Clouds 30%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 13 km/h
    • Snowline Snowline 16076 ft
    10:00 Scattered clouds 33° Scattered clouds
    Feels Like 33°
    Gentle south wind South 2 - 16 km/h
    		UV Index 4 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 37%
    • Dew Point Dew Point 16 °C
    • Clouds Clouds 15%
    • Feels Like Feels Like 33 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Snowline Snowline 16076 ft
    11:00 Scattered clouds 36° Scattered clouds
    Feels Like 36°
    Gentle southwest wind Southwest 3 - 19 km/h
    		UV Index 7 High SPF: 15-25
    • Rain Rain 0% 0 mm
    • Humidity Humidity 28%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 13%
    • Feels Like Feels Like 36 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 16076 ft
    12:00 Clear 38° Sunny
    Feels Like 38°
    Moderate southwest wind Southwest 7 - 26 km/h
    		UV Index 9 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 23%
    • Dew Point Dew Point 14 °C
    • Clouds Clouds 7%
    • Feels Like Feels Like 38 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 16076 ft
    13:00 Clear 39° Sunny
    Feels Like 39°
    Moderate southwest wind Southwest 11 - 33 km/h
    		UV Index 9 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 23%
    • Dew Point Dew Point 14 °C
    • Clouds Clouds 5%
    • Feels Like Feels Like 39 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 33 km/h
    • Snowline Snowline 16076 ft
    Dry thunderstorm 14:00 Dry thunderstorm with partly cloudy skies 39° Dry thunderstorm
    Feels Like 39°
    Moderate southwest wind Southwest 11 - 36 km/h
    		UV Index 8 Very High! SPF: 25-50
    14:00 Dry thunderstorm with partly cloudy skies 39° Dry thunderstorm
    Feels Like 39°
    Moderate southwest wind Southwest 11 - 36 km/h
    		UV Index 8 Very High! SPF: 25-50
    • Rain Rain 0% 0 mm
    • Humidity Humidity 24%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 3%
    • Feels Like Feels Like 39 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 15748 ft
    15:00 Clear 39° Sunny
    Feels Like 39°
    Moderate west wind West 12 - 36 km/h
    		UV Index 6 High SPF: 15-25
    • Rain Rain 0% 0 mm
    • Humidity Humidity 24%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 39 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 15748 ft
    16:00 Clear 38° Sunny
    Feels Like 38°
    Moderate southwest wind Southwest 13 - 37 km/h
    		UV Index 4 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 25%
    • Dew Point Dew Point 15 °C
    • Clouds Clouds 5%
    • Feels Like Feels Like 38 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 37 km/h
    • Snowline Snowline 16076 ft
    Sunny 17:00 Clear 37° Sunny
    Feels Like 37°
    Moderate southwest wind Southwest 14 - 39 km/h
    		UV Index 2 Low SPF: no
    17:00 Clear 37° Sunny
    Feels Like 37°
    Moderate southwest wind Southwest 14 - 39 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 29%
    • Dew Point Dew Point 16 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 37 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 39 km/h
    • Snowline Snowline 16076 ft
    18:00 Clear 35° Sunny
    Feels Like 35°
    Moderate southwest wind Southwest 14 - 40 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 34%
    • Dew Point Dew Point 17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 35 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Snowline Snowline 16076 ft
    19:00 Clear 33° Sunny
    Feels Like 33°
    Moderate southwest wind Southwest 12 - 37 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 39%
    • Dew Point Dew Point 17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 33 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 37 km/h
    • Snowline Snowline 16076 ft
    Clear 20:00 Clear skies 31° Clear
    Feels Like 31°
    Moderate southwest wind Southwest 10 - 31 km/h
    		UV Index 0 Low SPF: no
    20:00 Clear skies 31° Clear
    Feels Like 31°
    Moderate southwest wind Southwest 10 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point 17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 31 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1011 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 16076 ft
    21:00 Clear skies 30° Clear
    Feels Like 30°
    Moderate west wind West 7 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point 17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 30 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Snowline Snowline 16076 ft
    22:00 Clear skies 29° Clear
    Feels Like 30°
    Gentle southwest wind Southwest 3 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point 17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 30 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Snowline Snowline 16076 ft
    Clear 23:00 Clear skies 29° Clear
    Feels Like 29°
    Gentle west wind West 2 - 10 km/h
    		UV Index 0 Low SPF: no
    23:00 Clear skies 29° Clear
    Feels Like 29°
    Gentle west wind West 2 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 49%
    • Dew Point Dew Point 17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 29 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Snowline Snowline 16076 ft
    24:00 Clear skies 28° Clear
    Feels Like 29°
    Gentle west wind West 3 - 9 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 50%
    • Dew Point Dew Point 17 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 29 °C
    • Visibility Visibility 35 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 9 km/h
    • Snowline Snowline 16076 ft

    Air quality in Ontario today

    Detail
    64
    Unhealthy O₃ (174 µg/m³)

    Sunrise and Sunset

    Sunrise 06:21 Sunset 19:21
    First light 05:55 Midday 12:51 Last light 19:47
    Day length 13h

    Remaining daylight 10h 10m

    Lunar calendar

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

    What is the weather like in Ontario, CA in August?

    • Avg. Temp.
      Avg. Temp.: 24 °C Max.: 31 °C Min: 18 °C
    • Rainy Days
      Rainy Days: 0 days
    • Accumulated Rainfall
      Accumulated Rainfall: 1 mm
    • Average Wind Speed
      Average Wind Speed: 5 km/h

    Weather graphs

    Videos

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