• Today

    Sep 21

    80°Lo 57°

    Clearing; breezy in the p.m.

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

    Sep 22

    78°Lo 54°

    Areas of low clouds, then sun

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

    Sep 23

    79°Lo 59°

    Pleasant with plenty of sun

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

    Sep 24

    76°Lo 58°

    Mostly cloudy and cool

    Low ragweed pollen levels
    • Precip
      18%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      76%
    more
  • Thu

    Sep 25

    72°Lo 53°

    Partly sunny, a shower; cool

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      53%
    more
Next Previous
Mostly sunny 75° RealFeel® 72°

N

E

S

W

  • Humidity: 53%
  • Pressure: 29.94 in ↑
  • UV Index: 0
  • Cloud Cover: 25%
  • Ceiling: 36200 ft
  • Dew Point: 57° F
  • Visibility: 10 mi
17 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 12:12 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:36 AM with 13:10 of moolight, then sets at 5:46 PM

Temperature Summary - 5:50 PM

  Temp (°F)
Now 75°
Yesterday 76°
RealFeel® 72°
RealFeel® Shade 71°
Wind Chill 75°
Dew Point 57°
  Hi / Lo
Previous 6 Hours 80°
  68°
Previous 12 Hours 80°
  62°
Previous 24 Hours 80°
  61°

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 80° 84° N/A 64°
Low 57° 50° N/A 53°

Precipitation Summary - 5:50 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0
Top Story

Napa Weather Report

Dry, Sunny Weather Continues for Much of the Week in San Francisco

September 21, 2014; 3:10 AM ET

Sunshine will continue for much of the region this week. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps