Yonge-Doris has warmer summer afternoons than 91% of Canadian towns
January mornings start at about −10.1°C. Frost is rarer than in 70% of Canadian towns: about 145 nights a year drop below freezing. June is the wettest month, February the driest. If you like long walks, June, August and September offer highs of 22–26°C.
1991–2020 normals from ECCC’s Toronto Buttonville (Airport) location, 11 km north.
A year in Yonge-Doris at a glance
Each month’s typical high and low, in °C.
What stands out about Yonge-Doris’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Yonge-Doris feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
145 frost days and 126 days above 20°C a year
Frost comes from October to May; in January almost every night freezes. On about 6 nights a year the air falls below −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
862 mm of precipitation in a typical year
About 113 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 146 cm in a normal year
From November to April snow is likely; January is the peak, at about 40 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Yonge-Doris
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Every day colder than 18°C on average adds its gap in degrees to the year’s heating total. In heating terms, homes need less heating than 74% of Canadian towns.
Living with Yonge-Doris’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
About 161 days a year pass without frost, from an average last frost of 3 May to a first of 13 October.
For long days outdoors, Jun, Aug and Sep bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →A wind chill below −20 is part of about 22 days a year here.
Humid heat, a humidex over 30, comes on about 55 days a year.
The normals describe a typical year, not its worst days; the hazards page covers Yonge-Doris’s.
Flood & hazards →ECCC’s normals location: Toronto Buttonville (Airport)
Toronto Buttonville (Airport) is a composite: ECCC joins 3 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 11 km north |
| Station altitude | 198 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −35.2°C |
| Hottest reading, 1991–2020 | 37.8°C |
| Average wind | 12.2 km/h on average, most often from the north |
| Next-nearest location | Toronto (City), 11 km |
How Yonge-Doris compares
Placed among 2,611 Canadian towns and neighbourhoods of 2,500+, each on its nearest normals location; each dot is another location used in Ontario.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Yonge-Doris’s own would show the same figures).
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Yonge-Doris Toronto Buttonville (Airport) | 27.3°C | −10.1°C | 862 mm |
| Willowdale West 0.8 km · Toronto Buttonville (Airport) | 27.3°C about the same | −10.1°C about the same | 862 mm |
| Avondale 1.3 km · Toronto (City) | 27.0°C about the same | −6.7°C 3.4°C milder | 823 mm |
Yonge-Doris weather by month
Average daily high and low, mean temperature, rain and snow (as water) and snowfall by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −1.7°C | −10.1°C | −6.0°C | 64 mm | 40 cm |
| February | −1.0°C | −10.1°C | −5.6°C | 51 mm | 34 cm |
| March | 4.6°C | −5.0°C | −0.2°C | 52 mm | 20 cm |
| April | 11.8°C | 1.2°C | 6.5°C | 79 mm | 7 cm |
| May | 19.3°C | 7.4°C | 13.4°C | 80 mm | under 1 cm |
| June | 24.6°C | 13.0°C | 18.8°C | 87 mm | 0 cm |
| July | 27.3°C | 15.6°C | 21.5°C | 85 mm | 0 cm |
| August | 26.3°C | 14.8°C | 20.6°C | 72 mm | 0 cm |
| September | 21.9°C | 10.4°C | 16.2°C | 83 mm | 0 cm |
| October | 14.3°C | 4.3°C | 9.4°C | 71 mm | 1 cm |
| November | 7.4°C | −0.8°C | 3.3°C | 77 mm | 12 cm |
| December | 1.5°C | −5.8°C | −2.2°C | 63 mm | 33 cm |
| Year | 13.0°C | 2.9°C | 8.0°C | 862 mm | 146 cm |
The month with the widest range: March, −25.6°C to 26.3°C
January is the least predictable month: about two years in three its average lands within 3.1°C of the normal, −6.0°C. June is the steadiest, within 1.2°C.
Where Yonge-Doris’s numbers come from
Averages over 30 years, not a forecast.
- Normals: Environment and Climate Change Canada’s 1991–2020 normals, Toronto Buttonville (Airport): the nearest of its locations with every month’s temperatures.
- Comparisons: the 2,500-plus towns and neighbourhoods of Canada, each read from its closest normals location; whole cities and reserves aren’t counted.
- Not on this page: a sunshine figure (ECCC published none for 1991–2020) and any lapse-rate correction for height, as the town has no elevation here.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Yonge-Doris’s climate
How warm does Yonge-Doris get in summer?
In July, the warmest month, the typical high is 27.3°C.
How cold does Yonge-Doris get in winter?
A typical January night falls to −10.1°C, the year’s low point.
How much rain and snow does Yonge-Doris get?
About 862 mm a year, rain and melted snow together. June is the wettest month (87 mm) and February the driest (51 mm).
How long does snow stay on the ground?
In a normal winter there are about 76 days with at least 1 cm of snow lying.
Are these figures for Yonge-Doris itself?
Close to it: they are ECCC’s 1991–2020 normals for Toronto Buttonville (Airport), just outside Yonge-Doris’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Yonge-Doris →
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).