• Today

    Sep 18

    82°Lo 58°

    Times of clouds and sun

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

    Sep 19

    91°Lo 59°

    Mostly sunny

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

    Sep 20

    89°Lo 57°

    Plenty of sunshine

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

    Sep 21

    87°Lo 57°

    Plenty of sunshine

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      0%
    more
  • Mon

    Sep 22

    88°Lo 58°

    Very warm with plenty of sun

    Ragweed Pollen Weather
    • Precip
      1%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      0%
    more
Next Previous
Mainly clear 76° Lo 63° RealFeel® 71° / 61°

N

E

S

W

  • Precipitation: 4%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 76%
  • Cloud Cover: 11%
  • Dew Point: 60° F
  • Visibility: 10 mi
4 mph

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 82° 85° 99° (1984) 81°
Low 58° 59° 45° (1986) 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 12:19 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:48 AM with 14:12 of moolight, then sets at 4:00 PM

Top Story

Loomis Weather Report

San Francisco: Sunshine, Seasonable Temperatures to Continue

September 18, 2014; 4:37 PM ET

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

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps