• Tonight

    Sep 15

    Lo 61°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Tue

    Sep 16

    92°Lo 61°

    Mostly sunny and very warm

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

    Sep 17

    90°Lo 60°

    Sun mixing with clouds

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

    Sep 18

    86°Lo 59°

    Partly sunny

    Low ragweed pollen levels
    • Precip
      12%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      26%
    more
  • Fri

    Sep 19

    88°Lo 61°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      12%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
2pm
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Forecast
Sunny
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Clear
Mostly Clear
Temp (°F) 93° 96° 96° 95° 92° 87° 83° 78°
RealFeel® 95° 96° 94° 91° 87° 82° 78° 73°
Humidity 26% 24% 24% 25% 29% 34% 36% 42%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Rain
 
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Snow
 
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Ice
 
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Wind (mph) 8 NW 10 NW 11 NW 11 NW 12 NW 11 NW 10 NW 9 NW
UV Index 6 5 3 2 0 0 0 0
Cloud Cover 5% 4% 1% 1% 18% 16% 13% 10%
Dew Point 54° 53° 54° 54° 55° 56° 54° 54°
Middle Grid line 100 F Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Sep 15

more Historical Weather Data >
  Today Normal Record 9/15/2013
High 96° 89° 103° (1979) 88°
Low 61° 60° 45° (1970) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:46 AM with 12:26 of sunlight, then sets at 7:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:54 AM with -13:-10 of moolight, then sets at 1:44 PM

Top Story

Patterson Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 15, 2014; 8:27 PM ET

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

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps