• Today

    May 27

    70°Lo 52°

    Mostly sunny

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

    May 28

    71°Lo 52°

    A full day of sunshine

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

    May 29

    69°Lo 52°

    Mostly sunny

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

    May 30

    73°Lo 53°

    Sunny and pleasant

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

    May 31

    72°Lo 53°

    Nice with sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Clear 56° Lo 52° RealFeel® 57° / 52°

N

E

S

W

  • Precipitation: 1%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 78%
  • Cloud Cover: 10%
  • Dew Point: 48° F
  • Visibility: 10 mi
4 mph

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2015
High 70° 65° 93° (1984) 58°
Low 52° 52° 47° (1911) 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:32 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:19 AM with 10:50 of moolight, then sets at 11:09 AM

San Francisco Weather Report

San Francisco: Milder air to build ahead of Memorial Day weekend

May 27, 2016; 5:12 AM ET

Following a stretch of cool days, milder air will begin to build across the Bay area heading into Memorial Day weekend. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps