• Today

    Jul 31

    78°Lo 60°

    Low clouds, then some sun

    Excellent at the bus stop
    • T-storms
      24%
    • Precip
      1%
    • Wind
      Gust
      23 mph
    more
  • Sat

    Aug 1

    78°Lo 59°

    Low clouds, then some sun

    Excellent at the bus stop
    • T-storms
      1%
    • Precip
      6%
    • Wind
      Gust
      22 mph
    more
  • Sun

    Aug 2

    77°Lo 56°

    Low clouds, then sunshine

    Excellent at the bus stop
    • T-storms
      0%
    • Precip
      2%
    • Wind
      Gust
      23 mph
    more
  • Mon

    Aug 3

    78°Lo 53°

    Low clouds followed by sun

    Excellent at the bus stop
    • T-storms
      3%
    • Precip
      3%
    • Wind
      Gust
      22 mph
  • Tue

    Aug 4

    77°Lo 53°

    Low clouds, then sun

    Excellent at the bus stop
    • T-storms
      2%
    • Precip
      2%
    • Wind
      Gust
      20 mph
    more
Next Previous
Hi 78° RealFeel® 78° Precipitation 3%

Day

N

E

S

W

  • SW 14 mph
  • Gusts: 22 mph

Low clouds giving way to sunshine; breezy in the afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 53° RealFeel® 50° Precipitation 3%

Night

N

E

S

W

  • W 8 mph
  • Gusts: 18 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 3

more Historical Weather Data >
  Today Normal Record 8/3/2014
High 78° 82° 105° (1998) 75°
Low 53° 55° 42° (1932) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 14:05 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:29 PM with 12:42 of moolight, then sets at 11:11 AM

Napa Weather Report

San Francisco: Dry Weather Continues in the Bay Area

July 31, 2015; 10:41 AM ET

The only fly in the ointment in the forecast will be low morning clouds which may cause travel delays at San Francisco International Airport. more >

The AccuWeather RealFeel Temperature

May 17, 2012; 5:00 AM ET This product plays a big role as humidity rises.

Mon. Morning Bus Stop

Mon. UV Index

Mon. Wind Maps