• Today

    Jul 30

    89°Lo 55°

    Mostly sunny and very warm

    Excellent for golfing
    • Precip
      1%
    • Wind
      Speed
      8 mph
    • T-storms
      3%
    more
  • Sun

    Jul 31

    85°Lo 54°

    Plenty of sunshine

    Excellent for golfing
    • Precip
      6%
    • Wind
      Speed
      9 mph
    • T-storms
      2%
    more
  • Mon

    Aug 1

    86°Lo 52°

    Plenty of sunshine

    Excellent for golfing
    • Precip
      2%
    • Wind
      Speed
      8 mph
    • T-storms
      0%
    more
  • Tue

    Aug 2

    86°Lo 51°

    Mostly sunny

    Excellent for golfing
    • Precip
      2%
    • Wind
      Speed
      6 mph
    • T-storms
      3%
  • Wed

    Aug 3

    88°Lo 52°

    Warm with plenty of sun

    Excellent for golfing
    • Precip
      1%
    • Wind
      Speed
      6 mph
    • T-storms
      5%
    more
Next Previous
Hi 86° RealFeel® 90° Precipitation 2%

Day

N

E

S

W

  • SW 6 mph
  • Gusts: 12 mph

Mostly sunny

  • Max UV Index: 8 (Very 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 51° RealFeel® 51° Precipitation 1%

Night

N

E

S

W

  • SSW 4 mph
  • Gusts: 9 mph

Mainly clear

  • Max UV Index: N/A
  • Thunderstorms: 3%
  • 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 2

more Historical Weather Data >
  Today Normal Record 8/2/2015
High 86° 86° N/A 78°
Low 51° 52° N/A 58°

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 6:05 AM with 14:06 of moolight, then sets at 8:11 PM

Napa Weather Report

Western US: Diminishing heat to aid in firefighting efforts this week

July 30, 2016; 7:08 AM ET

As several large fires continue to rage across the western United States, weather conditions will gradually improve for firefighting efforts in the upcoming week. more >

Choosing the Right Golf Club

Jun 13, 2012; 5:00 AM ET The U.S. Open is upon us and as the weather impacts golf ball flight, cooler conditions mean you'll need to keep some things in mind when selecting your clubs. Violeta Yas explains.

Tue. Golf Weather

Tue. Wind Maps