• Mon

    Dec 22

    63°Lo 46°

    Dense fog in the morning

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      4%
    • Hours of Precip
      0
  • Tue

    Dec 23

    62°Lo 44°

    Dense fog in the morning

    Advisory for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      4%
    • Hours of Precip
      0
    more
  • Wed

    Dec 24

    61°Lo 36°

    Mostly cloudy, a few showers

    Advisory for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      63%
    • Hours of Precip
      1.5
    more
  • Thu

    Dec 25

    48°Lo 31°

    Sunny and colder

    Unlikely for hair frizz
    • Wind
      Gust
      32 mph
    • Precip
      4%
    • Hours of Precip
      0
    more
  • Fri

    Dec 26

    51°Lo 47°

    A full day of sunshine

    Watch for hair frizz
    • Wind
      Gust
      23 mph
    • Precip
      0%
    • Hours of Precip
      0
    more
Next Previous
Mainly clear 54° Lo 50° RealFeel® 51° / 48°

N

E

S

W

  • Precipitation: 4%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 78%
  • Cloud Cover: 11%
  • Dew Point: 45° F
  • Visibility: 10 mi
5 mph

Temperature History - Dec 22

more Historical Weather Data >
  Today Normal Record 12/22/2013
High 63° N/A N/A 63°
Low 46° N/A N/A 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:18 AM with 9:33 of sunlight, then sets at 4:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:38 AM with 10:26 of moolight, then sets at 6:04 PM

Tracy Weather Report

San Francisco: Dry Weather Ahead for the Weekend

December 17, 2014; 6:49 PM ET

Conditions will turn dry for San Francisco this weekend and last into next 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.