• Tonight

    Jul 5

    Lo 57°

    Increasing cloudiness

    Asthma Weather
    • Hi
      RealFeel
      75°
    • UV
      8 - Very High
    • Air Qual.
      Good
  • Mon

    Jul 6

    75°Lo 54°

    Low clouds, then sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      77°
    • UV
      8 - Very High
    • Air Qual.
      Good
    more
  • Tue

    Jul 7

    73°Lo 53°

    Low clouds, then sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      75°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Wed

    Jul 8

    69°Lo 53°

    Low clouds, then some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      72°
    • UV
      7 - High
    • Cloud
      Cover
      60%
    more
  • Thu

    Jul 9

    69°Lo 53°

    Partial sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      71°
    • UV
      7 - High
    • Cloud
      Cover
      38%
    more
Next Previous
Hi 75° RealFeel® 75° Precipitation 0%

Day

N

E

S

W

  • SW 16 mph
  • Gusts: 31 mph

Cool with low clouds giving way to sunshine; a refreshing breeze this afternoon

  • 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 57° RealFeel® 54° Precipitation 1%

Night

N

E

S

W

  • WSW 10 mph
  • Gusts: 17 mph

Mainly clear this evening followed by low clouds late

  • 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 5

more Historical Weather Data >
  Today Normal Record 7/5/2014
High 75° 83° 106° (1931) 84°
Low 57° 55° 44° (1955) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:44 of sunlight, then sets at 8:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:15 PM with 11:52 of moolight, then sets at 11:07 AM

Napa Weather Report

San Francisco: Cooler, Comfortable Conditions to Start Week

July 5, 2015; 6:57 PM ET

The San Francisco area will remain cool and comfortable into the early part of the upcoming workweek. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index