• Today

    Oct 20

    70°Lo 42°

    A little rain this afternoon

    Very Good for golfing
    • Precip
      55%
    • Wind
      Speed
      10 mph
    • T-storms
      3%
    more
  • Tue

    Oct 21

    71°Lo 43°

    Partly sunny

    Excellent for golfing
    • Precip
      6%
    • Wind
      Speed
      6 mph
    • T-storms
      0%
  • Wed

    Oct 22

    73°Lo 50°

    Sunshine and nice

    Excellent for golfing
    • Precip
      8%
    • Wind
      Speed
      6 mph
    • T-storms
      0%
    more
  • Thu

    Oct 23

    74°Lo 50°

    Partly sunny with a shower

    Excellent for golfing
    • Precip
      55%
    • Wind
      Speed
      7 mph
    • T-storms
      20%
    more
  • Fri

    Oct 24

    72°Lo 48°

    Mostly sunny

    Excellent for golfing
    • Precip
      25%
    • Wind
      Speed
      12 mph
    • T-storms
      8%
    more
Next Previous
Hi 71° RealFeel® 71° Precipitation 6%

Day

N

E

S

W

  • WSW 6 mph
  • Gusts: 13 mph

Partly sunny

  • Max UV Index: 4 (Moderate)
  • 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 43° RealFeel® 34° Precipitation 4%

Night

N

E

S

W

  • WSW 14 mph
  • Gusts: 23 mph

Partly cloudy, breezy and chilly

  • 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 - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 71° 77° N/A 69°
Low 43° 45° N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:24 AM with 10:59 of sunlight, then sets at 6:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:15 AM with 12:03 of moolight, then sets at 5:18 PM

Napa Weather Report

Rain to Arrive in San Francisco Early This Week

October 20, 2014; 7:48 AM ET

A chance of rain is expected on Monday as a Pacific storm moves through the Northwest United States. more >

Climate Change Leads to Difference on the Golf Course

Jun 14, 2012; 5:00 AM ET There are different ways a changing climate can affect the game of golf. Valerie Smock has more on how the courses could be impacted over time.

Tue. Golf Weather

Tue. Wind Maps