• Tonight

    Jun 30

    Lo 56°

    Partly cloudy

    Asthma Weather
    • Hi
      RealFeel
      89°
    • UV
      8 - Very High
    • Air Qual.
      Good
    more
  • Wed

    Jul 1

    79°Lo 60°

    Partly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      84°
    • UV
      9 - Very High
    • Air Qual.
      Good
    more
  • Thu

    Jul 2

    76°Lo 60°

    A blend of sun and clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      80°
    • UV
      8 - Very High
    • Air Qual.
      Good
  • Fri

    Jul 3

    75°Lo 60°

    Partly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      79°
    • UV
      9 - Very High
    • Cloud
      Cover
      28%
    more
  • Sat

    Jul 4

    73°Lo 58°

    Partly sunny and beautiful

    Beneficial weather for asthma
    • Hi
      RealFeel
      77°
    • UV
      9 - Very High
    • Cloud
      Cover
      28%
    more
Next Previous
Hi 76° RealFeel® 80° Precipitation 25%

Day

N

E

S

W

  • WNW 9 mph
  • Gusts: 16 mph

A blend of sun and clouds

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 60° RealFeel® 59° Precipitation 3%

Night

N

E

S

W

  • SW 6 mph
  • Gusts: 13 mph

Plenty of clouds in the evening, then partly cloudy late

  • 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 2

more Historical Weather Data >
  Today Normal Record 7/2/2014
High 76° 76° N/A 70°
Low 60° 53° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:52 AM with 14:42 of sunlight, then sets at 8:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:03 PM with 10:42 of moolight, then sets at 7:45 AM

Foster City Weather Report

San Francisco: Warm, Dry Through the Independence Day Weekend

June 30, 2015; 9:36 PM ET

The San Francisco area will remain dry and warm into the Independence Day weekend. 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.

Thu. Asthma Risk

Thu. UV Index