East Windsor has some of the warmest summer afternoons among Canadian towns
January nights here settle around −6.3°C. Of the 871 towns of 2,500+ in Ontario, it has the mildest January nights. From frozen January to warm July, readings climb 36°C. Warm coats and heating bills mark the months from November to April, when means dip under 10°C.
Environment and Climate Change Canada’s 1991–2020 normals at its Windsor Riverside station, 4.2 km east.
A year in East Windsor at a glance
Each month’s typical high and low, in °C.
What stands out about East Windsor’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in East Windsor feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
Frost on 113 days, 20°C on 148
The frost season runs October to April, peaking in January at about 27 nights. About 33 days a year top 30°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 935 mm a year
May brings the most rain and snow; February, the least. About 109 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 107 cm in a normal year
From November to April snow is likely; January is the peak, at about 33 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in East Windsor
95% of a year’s heating need falls between October and April. Months averaging under 10°C: November to April.
A day averaging 10 degrees under 18°C adds 10 to the total; warm days add nothing. Over a year, a home here needs less heating than 93% of Canadian towns.
Living with East Windsor’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Count on about 186 frost-free days: the last frost averages 24 April, the first 27 October.
Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to May, Jun and Sep.
Parks & trails →Severe weather is a separate story from the averages: see East Windsor’s hazards page.
Flood & hazards →ECCC’s normals location: Windsor Riverside
Windsor Riverside is one of the 450 places where ECCC publishes 1991–2020 normals.
| Distance from the town | 4.2 km east |
| Station altitude | 188 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −28.0°C |
| Hottest reading, 1991–2020 | 39.0°C |
| Next-nearest location | Windsor, 4.6 km |
How East Windsor 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
The nearest places on a normals location of their own: those that share East Windsor’s would only repeat its figures.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| East Windsor Windsor Riverside | 29.2°C | −6.3°C | 935 mm |
| Fontainebleau 2.4 km · Windsor | 28.3°C 0.9°C cooler | −7.1°C 0.8°C colder | 954 mm |
| Riverside 2.6 km · Windsor Riverside | 29.2°C about the same | −6.3°C about the same | 935 mm |
East Windsor 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 | 0.5°C | −6.3°C | −2.9°C | 70 mm | 33 cm |
| February | 2.3°C | −5.6°C | −1.6°C | 62 mm | 26 cm |
| March | 7.8°C | −1.6°C | 3.1°C | 65 mm | 16 cm |
| April | 14.8°C | 4.0°C | 9.4°C | 88 mm | 5 cm |
| May | 21.5°C | 10.1°C | 15.8°C | 94 mm | under 1 cm |
| June | 27.0°C | 16.0°C | 21.5°C | 80 mm | 0 cm |
| July | 29.2°C | 18.4°C | 23.8°C | 87 mm | 0 cm |
| August | 28.0°C | 17.8°C | 22.9°C | 91 mm | 0 cm |
| September | 24.3°C | 13.9°C | 19.1°C | 94 mm | 0 cm |
| October | 17.0°C | 7.7°C | 12.4°C | 69 mm | 0 cm |
| November | 9.5°C | 1.9°C | 5.7°C | 71 mm | 5 cm |
| December | 3.2°C | −2.9°C | 0.2°C | 65 mm | 21 cm |
| Year | 15.4°C | 6.1°C | 10.8°C | 935 mm | 107 cm |
The most changeable month: February, give or take 2.8°C; the steadiest, June
Each bar spans a month’s coldest and warmest readings over thirty years; March’s run from −20.0°C in 2003 to 28.5°C in 2012.
Where East Windsor’s numbers come from
Averages over 30 years, not a forecast.
- Normals: Environment and Climate Change Canada’s 1991–2020 normals, Windsor Riverside: the nearest of its locations with every month’s temperatures.
- Comparisons: all Canadian places of 2,500 or more except city totals and reserves, each read the same way.
- 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 East Windsor’s climate
How warm does East Windsor get in summer?
Midsummer means July, with afternoons near 29.2°C on a typical day.
How cold does East Windsor get in winter?
Overnight lows average −6.3°C in January, the coldest month.
How much rain and snow does East Windsor get?
Some 935 mm falls in a year. Most of it comes in May (94 mm), the least in February (62 mm).
How long does snow stay on the ground?
Snow cover of 1 cm or more lasts about 54 days in a typical year.
Are these figures for East Windsor itself?
They are the normals for Windsor Riverside, measured just outside East Windsor itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for East Windsor →
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).