• Early AM

    Oct 1

    Lo 56°

    Clear

    Stargazing Weather
    • Cloud
      Cover
      2%
    • Precip
      0%
    • Hours of Precip
      0
  • Today

    Oct 1

    84°Lo 56°

    Mostly sunny

    Excellent for stargazing
    • Cloud
      Cover
      0%
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Thu

    Oct 2

    91°Lo 59°

    Plenty of sun

    Excellent for stargazing
    • Cloud
      Cover
      0%
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Fri

    Oct 3

    93°Lo 60°

    Very warm with plenty of sun

    Excellent for stargazing
    • Cloud
      Cover
      1%
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Sat

    Oct 4

    88°Lo 60°

    Sunny and very warm

    Excellent for stargazing
    • Cloud
      Cover
      1%
    • Precip
      3%
    • Hours of Precip
      0
    more
Next Previous
Clear 56° RealFeel® 54°

N

E

S

W

  • Humidity: 80%
  • Cloud Cover: 4%
  • Dew Point: 51° F
  • Rain: 0 in
  • Snow: 0 in
  • Visibility: 10 mi
3 mph
Top Story

Castro Valley Weather Report

San Francisco: Several Hot, Sunny Days Ahead

October 1, 2014; 3:25 AM ET

After a brief reprieve from the heat on Tuesday and Wednesday, temperatures will again climb into the 80s late week in San Francisco. more >

Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Wed. Stargazing