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    Castro Valley

    World / United States / California

    37°41'N / 122°5'W / Altitude 49 m / 11:09 2025/12/19, America/Los_Angeles (UTC-8)

    overcast 16.1 °C
    Wind speed 13 km/h
     
    Humidity 70 %
    Air pressure 1020 hPa
    Visibility 16 km
    Clouds 80 %
    Cloud base 1524 m

    Weather report from station Hayward, Distance: 4 km (10:54 2025/12/19)

    Open Radar Map

    Weather for the next 24 hours

    12:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0000:00 tomorrow01:00 tomorrow02:00 tomorrow03:00 tomorrow04:00 tomorrow05:00 tomorrow06:00 tomorrow07:00 tomorrow08:00 tomorrow09:00 tomorrow10:00 tomorrow11:00 tomorrow12:00 tomorrow
    overcast
    15 °C
    0 mm
    0 %
    S
    9 km/h
    overcast
    17 °C
    0 mm
    0 %
    S
    9 km/h
    overcast
    18 °C
    0 mm
    10 %
    SW
    10 km/h
    overcast
    17 °C
    0 mm
    10 %
    SW
    11 km/h
    overcast
    16 °C
    0 mm
    30 %
    W
    11 km/h
    overcast
    15 °C
    0 mm
    40 %
    SW
    7 km/h
    overcast with light rain
    15 °C
    0.2 mm
    80 %
    NW
    1 km/h
    overcast with rain
    14 °C
    1 mm
    80 %
    S
    5 km/h
    overcast with rain
    14 °C
    4 mm
    80 %
    S
    9 km/h
    overcast with rain
    14 °C
    2 mm
    80 %
    S
    9 km/h
    overcast with rain
    14 °C
    0.9 mm
    70 %
    S
    9 km/h
    overcast with rain
    14 °C
    0.5 mm
    60 %
    SW
    1 km/h
    overcast with light rain
    14 °C
    0.3 mm
    60 %
    SW
    6 km/h
    overcast with rain
    14 °C
    0.8 mm
    70 %
    S
    5 km/h
    overcast with light rain
    14 °C
    0.2 mm
    60 %
    S
    3 km/h
    overcast with rain
    14 °C
    1 mm
    60 %
    W
    3 km/h
    overcast with light rain
    14 °C
    0.1 mm
    60 %
    NW
    4 km/h
    fog
    14 °C
    0 mm
    30 %
    N
    3 km/h
    fog
    13 °C
    0 mm
    30 %
    N
    3 km/h
    overcast with light rain
    13 °C
    0.3 mm
    60 %
    NE
    1 km/h
    overcast with rain
    14 °C
    0.7 mm
    60 %
    NE
    4 km/h
    overcast with light rain
    14 °C
    0.1 mm
    60 %
    E
    3 km/h
    overcast with rain
    14 °C
    0.7 mm
    70 %
    SW
    4 km/h
    overcast with light rain
    13 °C
    0.2 mm
    70 %
    S
    3 km/h
    overcast with light rain
    13 °C
    0.1 mm
    70 %
    S
    3 km/h

    Forecast

    01:0004:0007:0010:0013:0016:0019:0022:00
    overcast with rain
    14 °C
    1.6 mm
    70 %
    S
    5 km/h
    overcast with rain
    14 °C
    1.3 mm
    60 %
    NW
    4 km/h
    overcast with light rain
    13 °C
    0.3 mm
    60 %
    NE
    1 km/h
    overcast with rain
    14 °C
    1.5 mm
    70 %
    SW
    4 km/h
    overcast with light rain
    14 °C
    0.5 mm
    70 %
    S
    7 km/h
    overcast with rain
    15 °C
    2.7 mm
    70 %
    S
    11 km/h
    overcast with heavy rain
    15 °C
    12 mm
    80 %
    SW
    17 km/h
    overcast with rain
    15 °C
    3.7 mm
    80 %
    S
    18 km/h

    Meteogram

    111314141110108644657171516151613121111111091312
    19
    17
    15
    13
    11
    9
    7
    5
    3
    Fr
    19
    overcast with light rain
    Sa
    20
    overcast with light rain
    Su
    21
    overcast with light rain
    Mo
    22
    overcast with light rain
    Tu
    23
    rain, thunderstorms likely
    We
    24
    overcast with rain
    Th
    25
    mixed with rain showers
    Fr
    26
    mixed with rain showers
    Sa
    27
    mixed with rain showers
    Su
    28
    mostly cloudy
    Mo
    29
    partly cloudy
    Tu
    30
    overcast
    We
    31
    partly cloudy
    Th
    01
    mostly cloudy

    Air quality (AQI)


    Air quality index (marked as AQI) is developed by Environmental Protection Agency. Values over 300 represents hazardous air quality, between 200-300 very unhealthy, 150-200 unhealthy, 100-150 unhealthy for sensitive groups and below 100 or rather below 50 the air quality is good.

    Sun and Moon

    Heading: Time:
    Phase: Altitude:


    Heading: Time:
    Illumination: Altitude:


    Date rise set rise Illumination


    Phase Time Length