• Tonight

    Apr 18

    Lo 50°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Sun

    Apr 19

    65°Lo 50°

    Low clouds break for some sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Mon

    Apr 20

    63°Lo 50°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Tue

    Apr 21

    61°Lo 51°

    Cloudy

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      94%
  • Wed

    Apr 22

    63°Lo 50°

    A couple of showers possible

    Ragweed Pollen Weather
    • Precip
      30%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      77%
    more
Next Previous
Hi 61° RealFeel® 57° Precipitation 25%

Day

N

E

S

W

  • SW 13 mph
  • Gusts: 21 mph

Cloudy

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 51° RealFeel® 45° Precipitation 10%

Night

N

E

S

W

  • SSW 12 mph
  • Gusts: 17 mph

Low clouds

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 61° 63° 90° (1987) 63°
Low 51° 49° 42° (1967) 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 13:24 of sunlight, then sets at 7:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:51 AM with 14:25 of moolight, then sets at 11:16 PM

San Francisco Weather Report

San Francisco: Pleasant Conditions to Hold into New Week

April 18, 2015; 8:31 PM ET

The Bay area will see pleasant conditions hold into the new week with plenty of sunshine and comfortable temperatures. more >

Tue. Dust & Dander

Tue. Wind Maps