• Today

    May 24

    13°Lo 4°

    Some sun returning; colder

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Sat

    May 25

    17°Lo 5°

    Mostly sunny, breezy and cool

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    May 26

    19°Lo 7°

    Mostly sunny and breezy

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Mon

    May 27

    21°Lo 7°

    A full day of sunshine

    Very High indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      6 k/h
    • Cloud
      Cover
      10%
    more
  • Tue

    May 28

    19°Lo 12°

    Sunny and pleasant

    Very High indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      8 k/h
    • Cloud
      Cover
      10%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Partly Sunny
Partly Sunny
Temp (°C) 10° 11° 12° 13°
RealFeel® -3° -1° 10° 11°
Humidity 71% 65% 59% 52% 47% 44% 43% 41%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (km/h) 26 N 26 N 26 N 27 NNW 27 NNW 27 NNW 27 NNW 27 NNW
UV Index 1 2 3 4 5 5 7 6
Cloud Cover 95% 94% 94% 94% 94% 94% 45% 45%
Dew Point -1° -1° -1° -1° -1° -1°
Middle Grid line 15 C Middle Grid line 10 C Middle Grid line 5 C Middle Grid line 0 C

Temperature History - May 24

more Historical Weather Data >
  Today Normal Record 5/24/2012
High 13° N/A N/A 24°
Low N/A N/A 15°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:43 AM with 15:02 of sunlight, then sets at 8:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:24 PM with 9:44 of moolight, then sets at 6:08 AM

Top Story

Markham Weather Report

Update on Rainstorm

May 23, 2013; 3:14 PM ET

Heavy rain will continue into Friday across the western Prairies with snow in the higher elevations. more >