Castro Valley, CA Weather

    17:00 Thursday
    Sunny
    Clear
    18° Feels like 18°
    Moderate southwest wind Southwest 14 - 38 km/h
    reloj Hourly Cloudy intervals for the next few hours
    • Today 16 July Clear 19° / 11° Moderate southwest wind 15 - 40 km/h
    • Tomorrow 17 July Partly cloudy 18° / 10° Moderate west wind 15 - 40 km/h
    • Saturday 18 July Partly cloudy 18° / 11° Moderate west wind 13 - 37 km/h
    • Sunday 19 July Partly cloudy 19° / 10° Moderate west wind 12 - 36 km/h
    • Monday 20 July Partly cloudy 19° / 11° Moderate west wind 12 - 37 km/h
    • Tuesday 21 July Partly cloudy 18° / 10° Moderate west wind 12 - 37 km/h
    • Wednesday 22 July Partly cloudy 19° / 11° Moderate west wind 12 - 38 km/h

    Weather Forecast for Castro Valley, CA Today

    , 16 July

    Tomorrow

    , 17 July
    17:00 Clear 18° Sunny
    Feels Like 18°
    Moderate southwest wind Southwest 14 - 38 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point 10 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 18 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 38 km/h
    • Snowline Snowline 16404 ft
    18:00 Clear 17° Sunny
    Feels Like 17°
    Moderate southwest wind Southwest 13 - 36 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 67%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 17 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 16404 ft
    19:00 Clear 16° Sunny
    Feels Like 16°
    Moderate southwest wind Southwest 12 - 34 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 16404 ft
    20:00 Clear 14° Sunny
    Feels Like 14°
    Moderate southwest wind Southwest 11 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 80%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1012 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 16076 ft
    21:00 Clear skies 13° Clear
    Feels Like 13°
    Moderate southwest wind Southwest 9 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 86%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 13 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 16076 ft
    22:00 Clear skies 13° Clear
    Feels Like 13°
    Moderate southwest wind Southwest 8 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 89%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 13 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Snowline Snowline 16076 ft
    23:00 Scattered clouds 12° Scattered clouds
    Feels Like 12°
    Gentle southwest wind Southwest 8 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 92%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 11%
    • Feels Like Feels Like 12 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1014 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 15748 ft
    24:00 Scattered clouds 12° Scattered clouds
    Feels Like 12°
    Gentle southwest wind Southwest 8 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 95%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 19%
    • Feels Like Feels Like 12 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1013 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Snowline Snowline 15748 ft

    Air quality in Castro Valley today

    Detail
    32
    Fair O₃ (79 µg/m³)

    Sunrise and Sunset

    Sunrise 05:59 Sunset 20:29
    First light 05:29 Midday 13:14 Last light 20:59
    Day length 14h 29m

    Remaining daylight 3h 23m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    16 First Quarter
    17 First Quarter
    18 First Quarter
    19 First Quarter
    20 First Quarter
    21 First Quarter
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 First Quarter
    26 First Quarter
    27 First Quarter
    28 Full Moon
    29 Full Moon

    What is the weather like in Castro Valley, CA in July?

    • Avg. Temp.
      Avg. Temp.: 19 °C Max.: 27 °C Min: 14 °C
    • Rainy Days
      Rainy Days: 0 days
    • Accumulated Rainfall
      Accumulated Rainfall: 1 mm
    • Average Wind Speed
      Average Wind Speed: 10 km/h

    Weather graphs

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