Photo: Miro Denck · CC BY-SA 4.0Wet weather: 1,340 mm of rain and snow a year falls on Sutton, more than on 94% of Canadian towns
January mornings start at about −13.5°C. Precipitation peaks in July and eases off in February. About 156 days a year bring 1 mm of precipitation or more.
1991–2020 normals from ECCC’s Sutton station, 6.1 km south-west.
A year in Sutton at a glance
Each month’s typical high and low, in °C.
What stands out about Sutton’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Sutton feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
About 159 frosts and 111 warm days a year
From October to May frost is routine, and in January it comes on almost every night. On about 16 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
Rain and melted snow: about 1,340 mm a year
2nd wettest of 513 towns of 2,500+ in Quebec.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
321 cm of snow in a typical year
From October to May snow is likely; December is the peak, at about 68 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Sutton
91% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Measured against 18°C: each day’s shortfall in mean temperature, added over twelve months.
Living with Sutton’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
The growing season between frosts lasts about 139 days, roughly 15 May to 2 October.
Plan time outside for Jun, Jul, Aug and Sep: highs of 17–27°C and nights no colder than 8°C.
Parks & trails →Severe weather is a separate story from the averages: see Sutton’s hazards page.
Flood & hazards →ECCC’s normals location: Sutton
Sutton is one of the 450 places where ECCC publishes 1991–2020 normals.
| Distance from the town | 6.1 km south-west |
| Station altitude | 244 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −36.5°C |
| Hottest reading, 1991–2020 | 33.5°C |
| Next-nearest location | Frelighsburg, 20 km |
How Sutton 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 Quebec.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Sutton’s own would show the same figures). Sutton has few close neighbours with figures, so the list reaches 15–29 km out.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Sutton | 25.3°C | −13.5°C | 1,340 mm |
| Frelighsburg 15 km · Frelighsburg | 25.6°C about the same | −12.9°C 0.6°C milder | 1,340 mm |
| Brigham 22 km · Granby | 25.6°C about the same | −13.4°C about the same | 1,226 mm |
Sutton 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 | −3.9°C | −13.5°C | −8.9°C | 97 mm | 63 cm |
| February | −2.3°C | −12.3°C | −7.4°C | 84 mm | 62 cm |
| March | 2.8°C | −6.7°C | −2.0°C | 100 mm | 58 cm |
| April | 10.8°C | 0.4°C | 5.8°C | 111 mm | 26 cm |
| May | 18.6°C | 7.1°C | 12.8°C | 115 mm | 2 cm |
| June | 22.9°C | 11.9°C | 17.4°C | 114 mm | 0 cm |
| July | 25.3°C | 14.5°C | 19.7°C | 128 mm | 0 cm |
| August | 24.3°C | 13.7°C | 19.0°C | 123 mm | 0 cm |
| September | 20.3°C | 9.6°C | 14.9°C | 119 mm | 0 cm |
| October | 13.1°C | 3.9°C | 8.5°C | 127 mm | 9 cm |
| November | 5.9°C | −2.1°C | 2.0°C | 112 mm | 34 cm |
| December | −0.7°C | −8.7°C | −4.8°C | 111 mm | 68 cm |
| Year | 11.4°C | 1.5°C | 6.4°C | 1,340 mm | 321 cm |
Two years in three, January’s average lands within 3.2°C of normal, against the steadier August
Records from 1991 to 2020: no month spans more than February, between −36.5°C (1993) and 19.0°C (2018).
Where Sutton’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Sutton from ECCC’s climate data site, the nearest location with every month of temperature.
- 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 Sutton’s climate
How warm does Sutton get in summer?
Summer peaks in July: a typical afternoon reaches 25.3°C.
How cold does Sutton get in winter?
The coldest nights come in January, averaging −13.5°C.
How much rain and snow does Sutton get?
Around 1,340 mm a year in all, from 128 mm in July down to 84 mm in February.
How long does snow stay on the ground?
About 123 days a year have 1 cm of snow or more on the ground.
Are these figures for Sutton itself?
Yes, from ECCC’s station within Sutton’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Sutton →
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).