July in Cachet runs hotter than in 91% of Canadian towns
Nights in January average −10.1°C. By frosts alone, it ranks gentler than 70% of Canadian towns. Expect the most rain and snow in June and the least in February. About 113 days a year bring 1 mm of precipitation or more.
ECCC publishes no normals for Cachet itself; the figures are those of Toronto Buttonville (Airport), 4.2 km south-west.
A year in Cachet at a glance
Each month’s typical high and low, in °C.
What stands out about Cachet’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Cachet feels like
Each season’s and each month’s usual high and low, 1991–2020.
145 frost days and 126 days above 20°C a year
Frost comes from October to May; in January almost every night freezes. Deep cold, under −20°C, comes on about 6 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 862 mm of rain and snow a year
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
146 cm of snow in a typical year
The snow season runs November to April; January brings the most, about 40 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Cachet
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Degree days add up how far each day’s mean temperature falls below 18°C over a year. A house here needs less heating than 74% of Canadian towns.
Living with Cachet’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Seedlings can go out once the average last frost, around 3 May, has passed; autumn’s first, near 13 October, ends a season of about 161 days.
Afternoons of 17–27°C and nights of at least 8°C arrive in Jun, Aug and Sep.
Parks & trails →Roughly 22 days a year feel colder than −20 in the wind.
Humid heat, a humidex over 30, comes on about 55 days a year.
Storms, floods and heat waves sit outside these normals; Cachet’s hazards page covers them.
Flood & hazards →ECCC’s normals location: Toronto Buttonville (Airport)
ECCC builds the Toronto Buttonville (Airport) normals from 3 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 4.2 km south-west |
| 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), 25 km |
How Cachet compares
Against the 2,611 Canadian towns and neighbourhoods of 2,500 or more, each read from its own normals location; the dots are the other locations those towns use in Ontario.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Cachet’s own would show the same figures). No closer places have figures: these lie 19–29 km from Cachet.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Cachet Toronto Buttonville (Airport) | 27.3°C | −10.1°C | 862 mm |
| Pickering 19 km · Oshawa | 25.7°C 1.6°C cooler | −8.9°C 1.2°C milder | 906 mm |
| Toronto 19 km · Toronto (City) | 27.0°C about the same | −6.7°C 3.4°C milder | 823 mm |
| East Gwillimbury 26 km · Udora | 26.3°C 1.0°C cooler | −11.7°C 1.6°C colder | 883 mm |
Cachet 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 |
In March, anything from −25.6°C to 26.3°C
Bars run from each month’s record low to its record high over 1991–2020; January is the month whose average wanders most from year to year (±3.1°C around −6.0°C), June the one that wanders least (±1.2°C).
Where Cachet’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Toronto Buttonville (Airport), the nearest location with a full year of temperatures.
- Comparisons: a pool of Canadian towns and neighbourhoods of 2,500 or more, read alike; whole cities and reserves stay out of it.
- Not on this page: sunshine, not in ECCC’s 1991–2020 normals, and the effect of the town’s height, for which there is no figure.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Cachet’s climate
How warm does Cachet get in summer?
Afternoons average 27.3°C in July, the warmest time of year.
How cold does Cachet get in winter?
January nights average −10.1°C, the coldest of the year.
How much rain and snow does Cachet get?
A normal year brings 862 mm, snow included as water: June is wettest at 87 mm, February driest at 51 mm.
How long does snow stay on the ground?
Snow covers the ground, 1 cm or more, on about 76 days a year.
Are these figures for Cachet itself?
No. ECCC measures normals at Toronto Buttonville (Airport), not in Cachet; the page uses the nearest it has.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Cachet →
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).