Language selection

Government of Canada / Gouvernement du Canada

Search

My Weather Profile Weather Topics  | 

Markham, ON

Current Conditions

18°C65°F

Wind:
NW 19
gust 35 km/h
NW 12
gust 22 mph
More details
Temperature:
18.1°C
64.6° F
Pressure:
102.2 kPa
30.2 inches
Dew point:
14.4°C
57.9°F
Humidity:
79%
Date:
10:00 AM EDT Saturday 18 September 2021
Observed at:
Toronto Buttonville Municipal Airport
Past 24 hour ConditionsPast 24 hour Conditions
Weather Radar
Satellite
Lightning
Alerts
Jet Stream
Hourly Forecast
Historical Weather

ForecastForecast issued: 5:00 AM EDT Saturday 18 September 2021

Detailed ForecastForecast issued: 5:00 AM EDT Saturday 18 September 2021

Clearing
Today
24°C75°F
A mix of sun and cloud. Clearing this morning. Wind northwest 20 km/h gusting to 40 becoming light this morning. Wind becoming north 20 late this afternoon. High 24. Humidex 27. UV index 5 or moderate.
Clear
Tonight
8°C46°F
Clear. Low 8.
Sunny
Sun, 19 Sep
22°C72°F
Sunny. High 22. UV index 6 or high.
Night:  Clear. Low 11.
A mix of sun and cloud
Mon, 20 Sep
24°C75°F
A mix of sun and cloud. High 24.
Night:  Cloudy periods. Low 16.
Chance of showers
Tue, 21 Sep
24°C75°F
Cloudy with 30 percent chance of showers. High 24.
Night:  Showers. Low 16.
Showers
Wed, 22 Sep
21°C70°F
Showers. High 21.
Night:  Showers. Low 10.
Showers
Thu, 23 Sep
18°C64°F
Showers. High 18.
Night:  Cloudy with 60 percent chance of showers. Low 9.
Chance of showers
Fri, 24 Sep
19°C66°F
Cloudy with 60 percent chance of showers. High 19.
Normals:
Max 19°C.66°F. Min 9°C.48°F.
Sunrise:
7:00 EDT
Sunset:
19:22 EDT

Averages and extremes

13 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 29.3°C84.7°F
  • 2005
Lowest temperature (1986-2014)
  • 4.5°C40.1°F
  • 1986
Greatest precipitation (1986-2014)
  • 26.0 mm1.02 inches
  • 2008
Greatest rainfall (1986-2014)
  • 26.0 mm1.02 inches
  • 2008
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

14 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 29.0°C84.2°F
  • 2005
Lowest temperature (1986-2014)
  • 3.0°C37.4°F
  • 1986
Greatest precipitation (1986-2014)
  • 27.2 mm1.07 inches
  • 2002
Greatest rainfall (1986-2014)
  • 27.2 mm1.07 inches
  • 2002
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

15 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 32.2°C90.0°F
  • 1991
Lowest temperature (1986-2014)
  • 3.0°C37.4°F
  • 1988
Greatest precipitation (1986-2014)
  • 18.4 mm0.72 inches
  • 1991
Greatest rainfall (1986-2014)
  • 18.4 mm0.72 inches
  • 1991
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

16 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 32.8°C91.0°F
  • 1991
Lowest temperature (1986-2014)
  • 1.4°C34.5°F
  • 2010
Greatest precipitation (1986-2014)
  • 21.0 mm0.83 inches
  • 2005
Greatest rainfall (1986-2014)
  • 21.0 mm0.83 inches
  • 2005
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

17 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 26.8°C80.2°F
  • 2002
Lowest temperature (1986-2014)
  • 1.2°C34.2°F
  • 1986
Greatest precipitation (1986-2014)
  • 23.0 mm0.91 inches
  • 1987
Greatest rainfall (1986-2014)
  • 23.0 mm0.91 inches
  • 1987
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

18 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 28.4°C83.1°F
  • 1988
Lowest temperature (1986-2014)
  • 2.0°C35.6°F
  • 1990
Greatest precipitation (1986-2014)
  • 26.5 mm1.04 inches
  • 1992
Greatest rainfall (1986-2014)
  • 26.5 mm1.04 inches
  • 1992
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

19 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 28.0°C82.4°F
  • 2002
Lowest temperature (1986-2014)
  • 1.6°C34.9°F
  • 1993
Greatest precipitation (1986-2014)
  • 39.2 mm1.54 inches
  • 2003
Greatest rainfall (1986-2014)
  • 39.2 mm1.54 inches
  • 2003
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

20 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 28.7°C83.7°F
  • 2002
Lowest temperature (1986-2014)
  • -0.2°C31.6°F
  • 1993
Greatest precipitation (1986-2014)
  • 17.6 mm0.69 inches
  • 2013
Greatest rainfall (1986-2014)
  • 17.6 mm0.69 inches
  • 2013
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

21 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 28.9°C84.0°F
  • 2005
Lowest temperature (1986-2014)
  • 2.8°C37.0°F
  • 1991
Greatest precipitation (1986-2014)
  • 24.2 mm0.95 inches
  • 2013
Greatest rainfall (1986-2014)
  • 24.2 mm0.95 inches
  • 2013
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

22 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 29.1°C84.4°F
  • 2004
Lowest temperature (1986-2014)
  • 1.2°C34.2°F
  • 1991
Greatest precipitation (1986-2014)
  • 27.6 mm1.09 inches
  • 1989
Greatest rainfall (1986-2014)
  • 27.6 mm1.09 inches
  • 1989
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

23 September
Average high
  • n/a
Average low
  • n/a
Highest temperature (1986-2014)
  • 29.6°C85.3°F
  • 2004
Lowest temperature (1986-2014)
  • 2.0°C35.6°F
  • 1992
Greatest precipitation (1986-2014)
  • 32.0 mm1.26 inches
  • 2011
Greatest rainfall (1986-2014)
  • 32.0 mm1.26 inches
  • 2011
Greatest snowfall (1986-2014)
  • 0.0 cm0.0 inches
Most snow on the ground (1986-2014)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 36 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

Yesterday's Data

No data available for this location

Follow:

  • WeatherCAN app

Follow:

No endorsement of any products or services is expressed or implied.

Follow:

  • Get it on Google Play - Link to a resource that is not part of a Government of Canada Web site. For more information, read the Important Notices in the footer of this page.
  • Download on the App Store - Link to a resource that is not part of a Government of Canada Web site. For more information, read the Important Notices in the footer of this page.

No endorsement of any products or services is expressed or implied.

Print Instructions

City Page - Print Instructions

  1. Use the collapsible arrows at the top of each section to hide or unhide the sections that you want to print.
  2. Use your browser's print action to print the displayed content on one page. Don't forget to pick your preferred paper size.

NOTE: The print layout will differ slightly from the web page display.

Weather shortcuts


How to use
  • Add to shortcuts
    • Go to the desired page on the site, open the Weather shortcuts menu and click on the "Add to shortcuts" button
    • Page name will display in the "Add this page" window, the name can be changed by highlighting the text and entering the desired name.
    • Click on the "Save" button to add the link to the list
    • Click on the "X" button to close the panel
  • Delete a link
    • Click on the "Organize shortcuts" button
    • Select the link to delete
    • Click on the "Delete" button to remove the link from the list
    • Click on the "Close" button to save the change
  • Move a link up/down the list
    • Click on the "Organize shortcuts" button
    • Click and hold the link and move to new location in the list
    • Click on the "Close" button to save the change
  • Rename a link
    • Click on the "Organize shortcuts" button
    • Select the link to rename
    • Click on the "Rename" button and change the link name
    • Click the enter or tab key
    • Click on the "Close" button to save the change
  • Keyboard navigation
    • Use the Tab key to move to a button or link
    • Use the Enter key to click on buttons or links
    • Organize shortcuts navigation
      • Use the ↑ Up key to select the link above. If none are selected, it will select the first link
      • Use the ↓ Down key to select the link below. If none are selected, it will select the last link
      • Use the Page Up key to move a selection up in the list
      • Use the Page Down key to move a selection down in the list
  • Restore default list

    Warning: Clicking on the button below will remove all your customized links.

Customized Weather shortcuts

Save your customized list as a bookmark.

Copy/paste or click on the link below then when the page displays, you can bookmark the page using the web browser. Bookmarking your customized list will allow you to access it even if the local storage on your device is erased.

What we are doing

Weather Forecasts

Weather Alerts

Weather Resources

Feedback about this web site
Date modified: