• Early AM

    Sep 1

    Lo 56°

    Partly to mostly cloudy

    Bicycling Weather
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
    more
  • Today

    Sep 1

    76°Lo 56°

    Low clouds break for some sun

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
    more
  • Wed

    Sep 2

    75°Lo 54°

    Low clouds, then some sun

    Excellent for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
    more
  • Thu

    Sep 3

    74°Lo 51°

    Areas of low clouds, then sun

    Excellent for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
  • Fri

    Sep 4

    76°Lo 52°

    Areas of low clouds, then sun

    Excellent for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
    more
Next Previous
Hi 74° RealFeel® 74° Precipitation 1%

Day

N

E

S

W

  • NNW 13 mph
  • Gusts: 22 mph

Areas of low clouds, then sun and remaining cool; breezy in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 51° RealFeel® 47° Precipitation 0%

Night

N

E

S

W

  • WSW 9 mph
  • Gusts: 15 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2014
High 74° 80° N/A 77°
Low 51° 54° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:55 of sunlight, then sets at 7:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:11 PM with 14:10 of moolight, then sets at 1:21 PM

Palo Alto Weather Report

San Francisco: Dry, Pleasant Conditions to Span Week

September 1, 2015; 1:48 AM ET

The San Francisco area will have dry and seasonable conditions throughout the week. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.