• Early AM

    Jul 31

    Lo 56°

    Partly to mostly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      4 mph
    more
  • Today

    Jul 31

    89°Lo 56°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      7 mph
  • Fri

    Aug 1

    91°Lo 57°

    Mostly sunny and very warm

    Poor for home energy
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      93°
    • Wind
      Speed
      7 mph
    more
  • Sat

    Aug 2

    87°Lo 57°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      7 mph
    more
  • Sun

    Aug 3

    87°Lo 56°

    Plenty of sun

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      6 mph
    more
Next Previous
Hi 89° RealFeel® 89° Precipitation 0%

Day

N

E

S

W

  • SSW 7 mph
  • Gusts: 12 mph

Mostly sunny

  • Max UV Index: 8 (Very 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 56° RealFeel® 54° Precipitation 0%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 10 mph

Mainly 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 - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 89° 82° 102° (1993) 76°
Low 56° 55° 41° (1924) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:11 AM with 14:09 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:39 AM with 12:01 of moolight, then sets at 10:40 PM

Top Story

Napa Weather Report

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Thu. Degree Days

Thu. UV Index