• Today

    Sep 16

    84°Lo 49°

    Sunshine

    Excellent for stargazing
    • Cloud
      Cover
      9%
    • Precip
      4%
    • Hours of Precip
      0
  • Wed

    Sep 17

    80°Lo 46°

    Mostly sunny and seasonable

    Good for stargazing
    • Cloud
      Cover
      26%
    • Precip
      24%
    • Hours of Precip
      0
    more
  • Thu

    Sep 18

    72°Lo 45°

    Clouds and sun with a shower

    Very Good for stargazing
    • Cloud
      Cover
      19%
    • Precip
      2%
    • Hours of Precip
      1
    more
  • Fri

    Sep 19

    80°Lo 45°

    Mostly sunny and warmer

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

    Sep 20

    83°Lo 46°

    Plenty of sunshine

    Excellent for stargazing
    • Cloud
      Cover
      0%
    • Precip
      0%
    • Hours of Precip
      0
    more
Next Previous
Clear 70° Lo 58° RealFeel® 66° / 57°

N

E

S

W

  • Precipitation: 1%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 34%
  • Cloud Cover: 9%
  • Dew Point: 34° F
  • Visibility: 10 mi
2 mph

Temperature History - Sep 16

more Historical Weather Data >
  Today Normal Record 9/16/2013
High 84° 76° 84° (1971) 73°
Low 49° 43° 36° (1977) 59°

Solunar Information for Portola, CA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:44 AM with 12:25 of sunlight, then sets at 7:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:09 PM with -7:-34 of moolight, then sets at 2:35 PM

Tue, Sep 16
Last
Wed, Sep 24
New
Wed, Oct 1
First
Wed, Oct 8
Full
Top Story

Portola Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 16, 2014; 3:08 PM ET

The Bay Area will continue to feature sunshine and seasonable temperatures as the summer season comes to a close. more >

Lunar Reconnaissance Orbiter Studies Moon

Sep 14, 2014; 5:00 AM ET We now know the topographical structure of the moon better than our own planet thanks to LRO.

Tue. Stargazing