Frost comes to Bay-Cloverhill less often than to 89% of Canadian towns
Sunny July days climb to about 27.0°C. In July, afternoons here are warmer than in 86% of Canadian towns. The seasons are far apart: from a winter night to a summer afternoon the average spans 34°C. An umbrella or a shovel earns its place on about 104 days a year with 1 mm or more.
1991–2020 normals from ECCC’s Toronto (City) location, 1.2 km north-west.
A year in Bay-Cloverhill at a glance
Each month’s typical high and low, in °C.
What stands out about Bay-Cloverhill’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Bay-Cloverhill feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
Frost on 101 days, 20°C on 124
Frosts fall from November to April; January has the most, about 26. Heat of 30°C or more comes on about 14 days a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 823 mm of rain and snow a year
The most falls in June, the least in March.
Rain and snow by month
Millimetres
115 cm of snow in a typical year
Expect snow from November to April, with about 32 cm in January, the snowiest month.
Snowfall by month
Centimetres
Toronto (City) publishes no full year of snowfall, so these figures come from Toronto Pearson (Airport), 20 km away.
Heating a home in Bay-Cloverhill
94% of a year’s heating need falls between October and April. Months averaging under 10°C: November to April.
Degree days add up how far each day’s mean temperature falls below 18°C over a year. In heating terms, homes need less heating than 90% of Canadian towns.
Living with Bay-Cloverhill’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Gardens get from about 11 April to 6 November without frost, around 208 days in all.
For long days outdoors, May, Jun, Jul, Aug and Sep bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →Expect around 59 sticky days a year with the humidex above 30.
Severe weather is a separate story from the averages: see Bay-Cloverhill’s hazards page.
Flood & hazards →ECCC’s normals location: Toronto (City)
Toronto (City) is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 1.2 km north-west |
| Station altitude | 113 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Toronto Pearson (Airport), 20 km |
| Coldest reading, 1991–2020 | −25.9°C |
| Hottest reading, 1991–2020 | 38.2°C |
| Next-nearest location | Toronto (Island), 4.1 km |
How Bay-Cloverhill compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Ontario.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share Bay-Cloverhill’s would only repeat its figures. Bay-Cloverhill has few close neighbours with figures, so the list reaches 22–30 km out.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Bay-Cloverhill Toronto (City) | 27.0°C | −6.7°C | 823 mm |
| Vaughan 22 km · Toronto Buttonville (Airport) | 27.3°C about the same | −10.1°C 3.4°C colder | 862 mm |
| Mississauga 24 km · Toronto Pearson (Airport) | 27.4°C about the same | −8.9°C 2.2°C colder | 807 mm |
| Pickering 30 km · Oshawa | 25.7°C 1.3°C cooler | −8.9°C 2.2°C colder | 906 mm |
Bay-Cloverhill weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −0.3°C | −6.7°C | −3.5°C | 65 mm | 32 cm |
| February | 0.6°C | −6.0°C | −2.7°C | 54 mm | 28 cm |
| March | 5.1°C | −1.8°C | 1.7°C | 53 mm | 17 cm |
| April | 11.7°C | 3.9°C | 7.8°C | 78 mm | 5 cm |
| May | 18.8°C | 10.0°C | 14.5°C | 76 mm | under 1 cm |
| June | 24.2°C | 15.3°C | 19.8°C | 82 mm | 0 cm |
| July | 27.0°C | 18.1°C | 22.5°C | 77 mm | 0 cm |
| August | 26.1°C | 17.7°C | 21.9°C | 72 mm | 0 cm |
| September | 22.0°C | 13.8°C | 17.9°C | 69 mm | 0 cm |
| October | 14.6°C | 7.7°C | 11.2°C | 69 mm | under 1 cm |
| November | 8.1°C | 2.3°C | 5.2°C | 71 mm | 9 cm |
| December | 2.6°C | −2.7°C | −0.1°C | 58 mm | 24 cm |
| Year | 13.4°C | 6.0°C | 9.7°C | 823 mm | 115 cm |
A January here can run warm or cold, its average moving by about 2.7°C; the steadiest month is June
March has the widest record range, −23.1°C in 2003 to 25.7°C in 1998; the tick on each bar is the month’s normal.
Where Bay-Cloverhill’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the Canadian Climate Normals, 1991–2020, at Toronto (City) (the closest location with all twelve months of temperatures).
- Other locations: precipitation and snowfall come from the nearest location that publishes all twelve months of them, as named above.
- Comparisons: the towns and neighbourhoods of 2,500+ across Canada, each on its nearest normals location, without the city totals or the reserves.
- 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 Bay-Cloverhill’s climate
How warm does Bay-Cloverhill get in summer?
Summer peaks in July: a typical afternoon reaches 27.0°C.
How cold does Bay-Cloverhill get in winter?
On a normal January night the air drops to −6.7°C, the coldest of the year.
How much rain and snow does Bay-Cloverhill get?
Measured as water, a year brings 823 mm: 82 mm in June, the wettest month, and 53 mm in March, the driest.
Are these figures for Bay-Cloverhill itself?
Nearly: Toronto (City), the location behind them, sits just beyond Bay-Cloverhill’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Bay-Cloverhill →
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).