• Early AM

    Sep 18

    Lo 62°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Today

    Sep 18

    86°Lo 60°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Fri

    Sep 19

    88°Lo 61°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Sat

    Sep 20

    91°Lo 59°

    Plenty of sunshine

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      0%
    more
  • Sun

    Sep 21

    91°Lo 59°

    Sunny and very warm

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      0%
    more
Next Previous
Clear 78° Lo 68° RealFeel® 73° / 64°

N

E

S

W

  • Precipitation: 1%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 59%
  • Cloud Cover: 0%
  • Dew Point: 57° F
  • Visibility: 10 mi
5 mph

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 88° 88° 102° (1995) 90°
Low 61° 59° 44° (1965) 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:50 AM with 12:16 of sunlight, then sets at 7:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:44 AM with 13:50 of moolight, then sets at 4:34 PM

Top Story

Patterson Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 18, 2014; 4:37 AM ET

The Bay Area will continue to feature sunshine and seasonable temperatures as the summer season comes to a close. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps