• Early AM

    May 5

    Lo 53°

    A shower possible

    Beach & Pool Weather
    • UV
      4 - Moderate
    • Cloud
      Cover
      81%
    • Precip
      40%
    more
  • Today

    May 5

    67°Lo 52°

    Variable clouds, a t-storm

    Poor at the beach or pool
    • UV
      4 - Moderate
    • Cloud
      Cover
      87%
    • Precip
      40%
  • Fri

    May 6

    66°Lo 51°

    Clouds and sun with a t-storm

    Fair at the beach or pool
    • UV
      4 - Moderate
    • Cloud
      Cover
      96%
    • Precip
      25%
    more
  • Sat

    May 7

    68°Lo 51°

    Partly sunny, a shower; cool

    Poor at the beach or pool
    • UV
      4 - Moderate
    • Cloud
      Cover
      96%
    • Precip
      25%
    more
  • Sun

    May 8

    72°Lo 50°

    Partly sunny and cool

    Fair at the beach or pool
    • UV
      5 - High
    • Cloud
      Cover
      64%
    • Precip
      8%
    more
Next Previous
Hi 67° RealFeel® 69° Precipitation 56%

Day

N

E

S

W

  • WSW 7 mph
  • Gusts: 13 mph

More clouds than sun; cool with a shower or thunderstorm around

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 40%
  • Precipitation: 0.15 in
  • Rain: 0.15 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 52° RealFeel® 52° Precipitation 40%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 9 mph

A shower in spots early this evening; otherwise, mainly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Napa, Napa River Tide Table - May 5

See all tide tables >
High 12:48 AM 7.5 ft
Low 7:34 AM -0.5 ft
High 1:43 PM 6.2 ft
Low 7:31 PM 0.8 ft

Temperature History - May 5

more Historical Weather Data >
  Today Normal Record 5/5/2015
High 67° 75° 96° (1987) 70°
Low 52° 48° 32° (1950) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:59 of sunlight, then sets at 8:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:36 AM with 13:25 of moolight, then sets at 7:01 PM

Napa Weather Report

San Francisco: Rain showers may dampen the Bay Area into weekend

May 5, 2016; 4:35 AM ET

While it will not be an all-day washout into Saturday morning, any developing thunderstorm could produce locally heavy rainfall and raise the risk for flash flooding and mudslides. more >

Thu. Beach & Pool

Thu. UV Index

Thu. Wind Maps