• Early AM

    Apr 23

    Lo 48°

    Partly cloudy

    Common Cold Weather
    • Avg
      Temp
      55°
    • Avg
      RealFeel
      45°
    • Hi
      RealFeel
      48°
    more
  • Today

    Apr 23

    64°Lo 51°

    Mostly sunny and cool

    Beneficial weather for colds
    • Avg
      Temp
      58°
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      66°
    more
  • Thu

    Apr 24

    65°Lo 55°

    Times of clouds and sun

    Beneficial weather for colds
    • Avg
      Temp
      60°
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      66°
  • Fri

    Apr 25

    58°Lo 46°

    Cooler with showers

    Neutral weather for colds
    • Avg
      Temp
      52°
    • Avg
      RealFeel
      50°
    • Hi
      RealFeel
      54°
    more
  • Sat

    Apr 26

    60°Lo 50°

    Breezy with clouds and sun

    Beneficial weather for colds
    • Avg
      Temp
      55°
    • Avg
      RealFeel
      51°
    • Hi
      RealFeel
      58°
    more
Next Previous
A little rain 57° Lo 56° RealFeel® 52° / 50°

N

E

S

W

  • Precipitation: 55%
  • Rain: 0.02 in
  • Snow: 0 in
  • Humidity: 78%
  • Cloud Cover: 92%
  • Dew Point: 49° F
  • Visibility: 10 mi
7 mph

Temperature History - Apr 24

more Historical Weather Data >
  Today Normal Record 4/24/2013
High 65° N/A N/A 68°
Low 55° N/A N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 13:31 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:30 AM with 11:49 of moolight, then sets at 3:19 PM

Top Story

Castro Valley Weather Report

San Francisco: Chance of Rain to Return Late Week

April 22, 2014; 9:34 PM ET

After receiving 0.4 of an inch of rain Tuesday, drier weather will linger in the area throughout the week until Friday. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Thu. Cold & Flu

Thu. UV Index