• Today

    May 28

    73°Lo 52°

    Partly sunny and less humid

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Fri

    May 29

    84°Lo 66°

    Partly sunny and warmer

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

    May 30

    81°Lo 51°

    Couple of thunderstorms

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

    May 31

    60°Lo 46°

    Cooler; a little morning rain

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      79%
    more
  • Mon

    Jun 1

    68°Lo 51°

    Warmer with clouds and sun

    Ragweed Pollen Weather
    • Precip
      8%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      67%
    more
Next Previous
Hi 73° RealFeel® 76° Precipitation 4%

Day

N

E

S

W

  • WNW 10 mph
  • Gusts: 18 mph

Partly sunny and less humid

  • Max UV Index: 7 (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 52° RealFeel® 51° Precipitation 6%

Night

N

E

S

W

  • N 5 mph
  • Gusts: 8 mph

Mainly 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

Ontario Pollen Levels - May 28

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - May 28

more Historical Weather Data >
  Today Normal Record 5/28/2014
High 73° 71° 93° (1911) 68°
Low 52° 50° 35° (1949) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:34 AM with 15:05 of sunlight, then sets at 8:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:42 PM with 11:41 of moolight, then sets at 3:23 AM

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps