• Today

    Jul 28

    93°Lo 55°

    Mostly sunny and hot

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      96°
    • UV
      7 - Very High
    • Cloud
      Cover
      21%
  • Fri

    Jul 29

    93°Lo 54°

    Hot with plenty of sunshine

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      96°
    • UV
      7 - Very High
    • Cloud
      Cover
      5%
    more
  • Sat

    Jul 30

    90°Lo 55°

    Mostly sunny and warm

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Cloud
      Cover
      20%
    more
  • Sun

    Jul 31

    86°Lo 54°

    Plenty of sunshine

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      88°
    • UV
      7 - Very High
    • Cloud
      Cover
      10%
    more
  • Mon

    Aug 1

    86°Lo 53°

    Plenty of sunshine

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      89°
    • UV
      7 - Very High
    • Cloud
      Cover
      9%
    more
Next Previous
Hi 93° RealFeel® 96° Precipitation 2%

Day

N

E

S

W

  • WSW 7 mph
  • Gusts: 13 mph

Mostly sunny and hot

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 55° RealFeel® 54° Precipitation 2%

Night

N

E

S

W

  • W 5 mph
  • Gusts: 12 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 4%
  • 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 28

more Historical Weather Data >
  Today Normal Record 7/28/2015
High 93° 86° N/A 89°
Low 55° 52° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 14:14 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:30 AM with 14:08 of moolight, then sets at 3:38 PM

Napa Weather Report

Oppressive heat to envelop western US as late-week highs soar 10 to 15 degrees Fahrenheit above average

July 28, 2016; 7:34 AM ET

Highs will run between 10 and 15 degrees Fahrenheit above average across much of the interior western United States into the upcoming weekend. more >

Thu. Sinus Headache

Thu. UV Index