• Today

    May 28

    91°Lo 55°

    Sunny

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

    May 29

    91°Lo 54°

    Sunny and warm

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

    May 30

    94°Lo 58°

    Mostly sunny and very warm

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

    May 31

    97°Lo 56°

    Blazing sunshine and hot

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

    Jun 1

    96°Lo 57°

    Partly sunny and hot

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 91° RealFeel® 93° Precipitation 1%

Day

N

E

S

W

  • NW 8 mph
  • Gusts: 14 mph

Sunny

  • Max UV Index: 9 (Very High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 55° RealFeel® 56° Precipitation 2%

Night

N

E

S

W

  • W 6 mph
  • Gusts: 13 mph

Clear

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

Tracy Pollen Levels - May 28

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Moderate

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Moderate

Temperature History - May 28

more Historical Weather Data >
  Today Normal Record 5/28/2015
High 91° 84° N/A 84°
Low 55° 52° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:47 AM with 14:33 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:56 AM with 11:12 of moolight, then sets at 12:08 PM

Tracy Weather Report

San Francisco: Dry, warm conditions to persist through early next week

May 28, 2016; 9:47 AM ET

Dry and warm conditions will span into early next week across the San Francisco area. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps