• Sun

    Aug 9

    86°Lo 58°

    Sunny much of the time

    Unlikely for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      1%
    • Hours of Precip
      0
  • Mon

    Aug 10

    88°Lo 57°

    Sunny to partly cloudy

    Unlikely for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Tue

    Aug 11

    88°Lo 57°

    Plenty of sunshine

    Unlikely for hair frizz
    • Wind
      Gust
      7 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Wed

    Aug 12

    95°Lo 59°

    Sunny and very warm

    Unlikely for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Thu

    Aug 13

    96°Lo 61°

    Mostly sunny and hot

    Unlikely for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
Next Previous
Hi 86° RealFeel® 93° Precipitation 1%

Day

N

E

S

W

  • WNW 6 mph
  • Gusts: 13 mph

Sunny much of the time

  • 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 58° RealFeel® 58° Precipitation 1%

Night

N

E

S

W

  • NW 5 mph
  • Gusts: 10 mph

Patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 9

more Historical Weather Data >
  Today Normal Record 8/9/2014
High 86° 93° N/A 94°
Low 58° 54° N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:55 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:00 AM with 14:31 of moolight, then sets at 4:31 PM

Lucerne Weather Report

San Francisco: Seasonable Conditions to Persist Through Week

August 4, 2015; 4:44 AM ET

Dry and seasonable conditions will continue across the San Francisco Bay area this week. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.