• Tonight

    Jun 24

    Lo 12°

    Clear

    Sinus Headache Weather
    • Hi
      RealFeel
      30°
    • UV
      5 - High
    • Cloud
      Cover
      29%
    more
  • Sat

    Jun 25

    28°Lo 16°

    Mostly sunny

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      32°
    • UV
      7 - Very High
    • Cloud
      Cover
      11%
  • Sun

    Jun 26

    30°Lo 21°

    A couple of afternoon showers

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      31°
    • UV
      5 - High
    • Cloud
      Cover
      70%
    more
  • Mon

    Jun 27

    31°Lo 16°

    Partly sunny

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      32°
    • UV
      7 - Very High
    • Cloud
      Cover
      27%
    more
  • Tue

    Jun 28

    21°Lo 14°

    Cloudy and cooler

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      22°
    • UV
      4 - Moderate
    • Cloud
      Cover
      87%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°C) 22° 24° 25° 26° 27° 27° 28° 28°
RealFeel® 25° 28° 31° 32° 32° 31° 31° 31°
Humidity 55% 44% 36% 31% 29% 28% 26% 25%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 6 NNE 6 ESE 6 SSE 7 SSE 7 SSE 9 SSE 9 SSE 9 SSE
UV Index 3 5 6 7 8 7 6 5
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point 13° 11° 10°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Temperature History - Jun 25

more Historical Weather Data >
  Today Normal Record 6/25/2015
High 28° 25° N/A 23°
Low 16° 15° N/A 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 15:28 of sunlight, then sets at 9:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:09 AM with 10:51 of moolight, then sets at 11:01 AM

Markham Weather Report

Long-range clues into July

June 24, 2016; 9:42 AM ET

Forecast pattern clues through most of July. more >