Search
52°F°C
H66° L49°
11°C°F
H19° L9°
  • Partly Cloudy 
  • YToyNDp7czozOiJyYXciO3M6MTc6IkNhc3RybyBWYWxsZXksIENBIjtzOjg6ImxhdGl0dWRlIjtzOjk6IjM3LjY5NDQ5NiI7czozOiJsYXQiO3M6OToiMzcuNjk0NDk2IjtzOjk6ImxvbmdpdHVkZSI7czoxMToiLTEyMi4wODU4OTciO3M6MzoibG9uIjtzOjExOiItMTIyLjA4NTg5NyI7czo1OiJ3b2VpZCI7aToyMzc2MTk1O3M6Mzoid29lIjtpOjIzNzYxOTU7czo0OiJjaXR5IjtzOjEzOiJDYXN0cm8gVmFsbGV5IjtzOjU6InN0YXRlIjtzOjEwOiJDYWxpZm9ybmlhIjtzOjI6InNjIjtzOjI6IkNBIjtzOjQ6ImN0cnkiO3M6MTM6IlVuaXRlZCBTdGF0ZXMiO3M6MjoiY2MiO3M6MjoiVVMiO3M6MzoiemlwIjtzOjU6Ijk0NTQ2IjtzOjg6InRpbWV6b25lIjtzOjE5OiJBbWVyaWNhL0xvc19BbmdlbGVzIjtzOjc6InF1YWxpdHkiO2k6NDA7czo2OiJyYWRpdXMiO2k6NzIwMDtzOjk6Im9mZnNldGxhdCI7czo5OiIzNy42OTQ0OTYiO3M6OToib2Zmc2V0bG9uIjtzOjExOiItMTIyLjA4NTg5NyI7czo1OiJsaW5lMSI7czowOiIiO3M6NToibGluZTIiO3M6MTc6IkNhc3RybyBWYWxsZXksIENBIjtzOjU6ImxpbmUzIjtzOjA6IiI7czo1OiJsaW5lNCI7czoxMzoiVW5pdGVkIFN0YXRlcyI7czo2OiJzdHJlZXQiO3M6MDoiIjtzOjExOiJib3VuZGluZ2JveCI7YTo0OntzOjU6Im5vcnRoIjtzOjk6IjM3Ljc2MDM2OCI7czo1OiJzb3V0aCI7czo5OiIzNy42NjQwODIiO3M6NDoiZWFzdCI7czoxMToiLTEyMi4wMDk2MjgiO3M6NDoid2VzdCI7czoxMToiLTEyMi4xMzgzMjEiO319
  • | California 
  • | Set default

Castro Valley

    • Tonight
    • Sunny 
    • High66°
    • High19°
    • Low49°
    • Low
    • Tomorrow
    • Sunny 
    • High67°
    • High19°
    • Low52°
    • Low11°
    • Saturday
    • Partly Cloudy 
    • High65°
    • High18°
    • Low56°
    • Low13°
    • Sunday
    • Partly Cloudy 
    • High64°
    • High18°
    • Low56°
    • Low13°
    • Monday
    • Partly Cloudy 
    • High63°
    • High17°
    • Low57°
    • Low14°

 
  • Today: Plentiful sunshine. High 66F. Winds WNW at 10 to 20 mph.
  • Tonight: Mostly clear. Low 49F. Winds W at 10 to 15 mph.
  • Tomorrow: Sunny skies. High 67F. Winds W at 10 to 20 mph.
  • Tomorrow night: Mainly clear early, then a few clouds later on. Low 52F. Winds WSW at 10 to 15 mph.
  • Saturday: Times of sun and clouds. Highs in the mid 60s and lows in the mid 50s.
  • Sunday: Times of sun and clouds. Highs in the mid 60s and lows in the mid 50s.
  • Monday: Mix of sun and clouds. Highs in the low 60s and lows in the upper 50s.
      • Sunrise
      • 05:53
      •  
      • Sunset
      • 20:17
      •  
      • Feels Like
      • 52°F11°C
      •  
      • Humidity
      • 77%
      •  
      • Visibility
      • 1016.09
      • mikm
      • Dewpoint
      • 45
      •  
      • UV Index
      • --
      •  
      • Wind
      • W
      • 7 mph11.27 km/h
      • UV Description
      • Low
      •  
      • Barometer
      • 29.931,013.55
      • inmb and steady
    PrecipitationTemperature
    Temperature data not available now
    Temperature data not available now
    Precipitation data not available now
    Precipitation data not available now
    58,61,63,67,69,73,75,76,76,73,65,59,
    14,16,17,19,21,23,24,24,24,23,18,15,
    42,43,44,46,49,52,54,55,55,52,45,41,
    6,6,7,8,9,11,12,13,13,11,7,5,
    5.2,4.64,4.27,1.72,0.71,0.15,0.06,0.11,0.36,1.55,3.69,3.84,
    13.21,11.79,10.85,4.37,1.8,0.38,0.15,0.28,0.91,3.94,9.37,9.75,
    Go
    Go

    Castro Valley Weather Forecasts

     | Last Updated 03:53 PDT
     
      Locations you search on will be displayed here for quick access
     

    Featured Forecasts at The Weather Channel®

    Weather News

    More News »
     

    More From The Weather Channel®