• Tonight

    Oct 21

    Lo 52°

    Increasing cloudiness

    Migraine Headache Weather
    • Hi
      RealFeel
      72°
    • UV
      4 - Moderate
    • Cloud
      Cover
      12%
    more
  • Wed

    Oct 22

    73°Lo 54°

    Partly sunny and nice

    Beneficial weather for migraines
    • Hi
      RealFeel
      73°
    • UV
      4 - Moderate
    • Cloud
      Cover
      45%
  • Thu

    Oct 23

    74°Lo 58°

    Mostly sunny and nice

    Beneficial weather for migraines
    • Hi
      RealFeel
      74°
    • UV
      4 - Moderate
    • Cloud
      Cover
      21%
    more
  • Fri

    Oct 24

    75°Lo 58°

    Sunshine and patchy clouds

    Beneficial weather for migraines
    • Hi
      RealFeel
      73°
    • UV
      4 - Moderate
    • Cloud
      Cover
      25%
    more
  • Sat

    Oct 25

    68°Lo 52°

    Clouds and sun with a shower

    Beneficial weather for migraines
    • Hi
      RealFeel
      69°
    • UV
      4 - Moderate
    • Cloud
      Cover
      46%
    more
Next Previous
Hi 73° RealFeel® 73° Precipitation 6%

Day

N

E

S

W

  • NNW 6 mph
  • Gusts: 12 mph

Partly sunny and nice

  • Max UV Index: 4 (Moderate)
  • 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 54° RealFeel® 53° Precipitation 9%

Night

N

E

S

W

  • N 2 mph
  • Gusts: 5 mph

Mostly cloudy

  • 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 - Oct 22

more Historical Weather Data >
  Today Normal Record 10/22/2013
High 73° 72° N/A 67°
Low 54° 47° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:23 AM with 10:59 of sunlight, then sets at 6:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:11 AM with 11:40 of moolight, then sets at 5:51 PM

Los Altos Weather Report

San Francisco: Dry Weather to Remain into Late Week

October 21, 2014; 8:50 PM ET

Dry, seasonable conditions will last through Friday afternoon in San Francisco. more >

Wed. Migraine Headache

Wed. UV Index