• Early AM

    May 23

    Lo 1°

    Clear

    Migraine Headache Weather
    • Hi
      RealFeel
      13°
    • UV
      7 - High
    • Cloud
      Cover
      1%
    more
  • Today

    May 23

    18°Lo 9°

    Warmer with plenty of sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      17°
    • UV
      8 - Very High
    • Cloud
      Cover
      0%
  • Sun

    May 24

    24°Lo 14°

    A couple of afternoon showers

    Beneficial weather for migraines
    • Hi
      RealFeel
      26°
    • UV
      7 - High
    • Cloud
      Cover
      38%
    more
  • Mon

    May 25

    22°Lo 15°

    A p.m. shower in places

    Beneficial weather for migraines
    • Hi
      RealFeel
      23°
    • UV
      6 - High
    • Cloud
      Cover
      71%
    more
  • Tue

    May 26

    23°Lo 16°

    Rain and drizzle in the p.m.

    Beneficial weather for migraines
    • Hi
      RealFeel
      23°
    • UV
      3 - Moderate
    • Cloud
      Cover
      88%
    more
Next Previous
< Previous 8 hours Next 8 hours >
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Forecast
Sunny
Clear
Mostly Clear
Mostly Clear
Mostly Clear
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°C) 15° 13° 13° 12° 11° 11° 11° 10°
RealFeel® 13° 11° 11° 10°
Humidity 54% 60% 60% 60% 63% 64% 64% 66%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
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Snow
 
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (km/h) 15 SW 15 SW 13 SW 13 SW 13 SW 13 SW 13 WSW 13 WSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 6% 13% 19% 25% 30% 35% 32%
Dew Point
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C Middle Grid line 5 C

Temperature History - May 23

more Historical Weather Data >
  Today Normal Record 5/23/2014
High 18° N/A N/A 18°
Low N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 15:00 of sunlight, then sets at 8:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:00 AM with 14:07 of moolight, then sets at 1:07 AM

Markham Weather Report

Canada Summer Outlook 2015

May 22, 2015; 3:17 PM ET

The upcoming summer will be very warm across a majority of southern Canada with reduced rainfall. more >