• Today

    Apr 27

    82°Lo 48°

    Sunny

    Very Good for stargazing
    • Cloud
      Cover
      10%
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Tue

    Apr 28

    72°Lo 45°

    Mostly sunny and pleasant

    Fair for stargazing
    • Cloud
      Cover
      48%
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Wed

    Apr 29

    75°Lo 45°

    Partly sunny

    Very Good for stargazing
    • Cloud
      Cover
      0%
    • Precip
      5%
    • Hours of Precip
      0
  • Thu

    Apr 30

    85°Lo 53°

    Sunny and pleasant

    Very Good for stargazing
    • Cloud
      Cover
      0%
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Fri

    May 1

    81°Lo 49°

    Sunny and pleasant

    Very Good for stargazing
    • Cloud
      Cover
      20%
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
Hi 75° RealFeel® 76° Precipitation 3%

Day

N

E

S

W

  • SSW 8 mph
  • Gusts: 14 mph

Areas of low clouds, then some sun

  • 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 45° RealFeel® 46° Precipitation 5%

Night

N

E

S

W

  • NW 5 mph
  • Gusts: 10 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 - Apr 29

more Historical Weather Data >
  Today Normal Record 4/29/2014
High 75° 74° 95° (1981) 84°
Low 45° 47° 32° (1949) 41°

Solunar Information for Napa, CA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:44 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:05 PM with 12:23 of moolight, then sets at 4:28 AM

Mon, May 4
Full
Mon, May 11
Last
Mon, May 18
New
Mon, May 25
First

Napa Weather Report

San Francisco, Dry, Tranquil Weather to Hold for Rest of the Week

April 27, 2015; 3:41 PM ET

Following a warmer start to the week, an onshore flow will bring noticeable cooler conditions and patchy areas of low clouds through midweek. more >

Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Wed. Stargazing