• Today

    Apr 29

    69°Lo 51°

    Partly sunny and comfortable

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sat

    Apr 30

    78°Lo 52°

    Mostly sunny and nice

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    May 1

    81°Lo 52°

    Warm with plenty of sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    May 2

    75°Lo 51°

    Mostly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    May 3

    73°Lo 51°

    Variable cloudiness

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
12pm
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  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Forecast
Partly Cloudy
Mostly Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 67° 68° 69° 70° 69° 67° 65° 63°
RealFeel® 73° 74° 75° 74° 71° 67° 63° 59°
Humidity 46% 42% 41% 49% 50% 53% 58% 65%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Rain
 
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Snow
 
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Ice
 
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  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Wind (mph) 8 N 8 N 10 WNW 10 NW 10 NW 12 WNW 12 WNW 10 WNW
UV Index 7 7 7 6 5 3 1 0
Cloud Cover 57% 76% 26% 26% 26% 26% 26% 26%
Dew Point 46° 45° 45° 50° 50° 50° 50° 51°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Apr 29

more Historical Weather Data >
  Today Normal Record 4/29/2015
High 69° 72° N/A 84°
Low 51° 46° N/A 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:42 of sunlight, then sets at 7:57 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:35 AM with 10:40 of moolight, then sets at 12:15 PM

Los Altos Weather Report

San Francisco: Dry, pleasant weather to unfold through weekend

April 29, 2016; 1:10 PM ET

Sunny and pleasant conditions will return to the San Francisco Bay Area through the weekend. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps