• Tonight

    May 24

    Lo 55°

    Considerable cloudiness

    Hair Frizz Weather
    • Wind
      Gust
      22 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Mon

    May 25

    63°Lo 55°

    Low clouds, then sun and cool

    Watch for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
  • Tue

    May 26

    64°Lo 54°

    Areas of low clouds, then sun

    Watch for hair frizz
    • Wind
      Gust
      18 mph
    • Precip
      1%
    • Hours of Precip
      0
  • Wed

    May 27

    65°Lo 55°

    Partly sunny

    Advisory for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Thu

    May 28

    67°Lo 55°

    Mostly sunny and cool

    Advisory for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
Hi 64° RealFeel® 69° Precipitation 1%

Day

N

E

S

W

  • SW 10 mph
  • Gusts: 18 mph

Areas of low clouds early; otherwise, mostly sunny

  • 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 54° RealFeel® 53° Precipitation 1%

Night

N

E

S

W

  • WSW 6 mph
  • Gusts: 14 mph

Mainly clear in the evening followed by late-night low clouds

  • 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 - May 26

more Historical Weather Data >
  Today Normal Record 5/26/2014
High 64° 71° N/A 77°
Low 54° 51° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:28 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:56 PM with 12:33 of moolight, then sets at 2:29 AM

Foster City Weather Report

San Francisco: Cool, Cloudy Weather to Linger for Holiday Weekend

May 25, 2015; 1:27 AM ET

More clouds and cooler weather can be expected across the Bay Area through the holiday weekend and into the new 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.

Tue. Hair Frizz

Tue. Wind Maps

Tue. UV Index