Photo: Gilles Douaire · CC BY-SA 2.0

Climate in Saint-Édouard · ECCC 1991–2020 normals

Summer afternoons in Saint-Édouard are warmer than in 78% of Canadian towns

January nights here settle around −13.5°C. Precipitation is plentiful here, more than falls on 74% of Canadian towns. The wettest month is October; the driest is February. Warm coats and heating bills mark the months from October to April, when means dip under 10°C.

July afternoons: warmer than 78% of Canadian towns

January nights: milder than 51% of Canadian towns

Rain and snow a year: wetter than 74% of Canadian towns

Figures: ECCC’s 1991–2020 normals for Montréal Trudeau (Airport) (13 km south-west).

July high

26.7°C

Typical Canadian town 25.5°C

January low

−13.5°C

Typical Canadian town −13.5°C

Rain & snow a year

1,041 mm

Typical Canadian town 883 mm

Snowfall a year

217 cm

Typical Canadian town 141 cm

Frost days

146

a year at 0°C or below

Frost-free days

167

29 Apr to 14 Oct

A year in Saint-Édouard at a glance

Each month’s typical high and low, in °C.

Jan−5°C−14°CColdest nightsSnowiest

Feb−3°C−12°C

Mar2°C−7°C

Apr11°C1°CLast frost ~29 Apr

May19°C8°C

Jun24°C14°C

Jul27°C17°CWarmest

Aug26°C16°C

Sep21°C11°C

Oct13°C5°CWettestFirst frost ~14 Oct

Nov now6°C−2°C

Dec−1°C−9°C

What stands out about Saint-Édouard’s climate

Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.

Snowier than 80% of Canadian townsAbout 217 cm of snow falls in a year, most of it in January.Warmer than 78% of Canadian townsJuly afternoons average 26.7°C, the warmest of the year. 4th warmest of 513 towns of 2,500+ in Quebec.Wetter than 74% of Canadian townsAbout 1,041 mm of rain and melted snow a year; October is the wettest month and February the driest.

A normal year

What a year in Saint-Édouard feels like

Each season’s and each month’s usual high and low, 1991–2020.

Winter

−3°C / −12°C

243 mm, with 147 cm of snow

Spring

11°C / 1°C

253 mm, with 52 cm of snow

Summer

26°C / 15°C

268 mm of rain and snow

Autumn

13°C / 5°C

277 mm, with 17 cm of snow: the wettest season

−20°

−10°

0°

10°

20°

30°

40°

−5°C−14°C

−3°C−12°C

2°C−7°C

11°C1°C

19°C8°C

24°C14°C

27°C17°C

26°C16°C

21°C11°C

13°C5°C

6°C−2°C

−1°C−9°C

JanFebMarAprMayJunJulAugSepOctNovDec

Best months to be outsideMayJunJulAugSepHighs of 17–27°C and nights of 8°C or more

Frost & warm days

About 146 frosts and 121 warm days a year

The frost season runs October to April, and January freezes nearly every night. Some 12 nights a year drop under −20°C.

167 frost-free days · average dates, 1991–2020

29 Apr 14 Oct

JanFebMarAprMayJunJulAugSepOctNovDec

146

Frost days a year (0°C or below)

Fewer frosts than 65% of Canadian towns

Days that stay below 0°C

Nights a year below −20°C

121

Days a year above 20°C

Days a year above 30°C

Frost days by month

Average days at 0°C or below

JFMAMJJASOND

Days above 20°C by month

Average days

JFMAMJJASOND

Rain & snow

About 1,041 mm of rain and snow a year

Some 122 days a year see 1 mm of rain or snow or more.

1,041 mm

Rain and snow a year

Wetter than 74% of Canadian towns

818 mm

Of it as rain alone (79%)

103 mm

October, the wettest month

66 mm

February, the driest month

Rain and snow by month

Millimetres

103 mm

JFMAMJJASOND

Rain alone by month

Millimetres

102 mm

JFMAMJJASOND

Snow

Snowfall: about 217 cm in a normal year

From October to April snow is likely; January is the peak, at about 52 cm.

217 cm

Snowfall a year

Snowier than 80% of Canadian towns

Days a year with 0.2 cm of snow or more

101

Days a year with 1 cm or more on the ground

11 cm

Snow on the ground at the end of January, the deepest month

Snowfall by month

Centimetres

52 cm

JFMAMJJASOND

Snow on the ground by month

Centimetres at month’s end

11 cm

JFMAMJJASOND

Heating

Heating a home in Saint-Édouard

93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.

4,281 heating degree days (below 18°C)a year, 1991–2020

2,247 growing degree days (above 5°C)a year, 1991–2020

Behind the figure: the degrees each day’s mean falls under 18°C, summed for the year. By this count, homes here need less heating than 62% of Canadian towns.

Living here

Living with Saint-Édouard’s climate

The averages read for the garden, the outdoors and the coldest and hottest days.

The garden window

Wait until about 29 April to plant out; frost tends to come back around 14 October, about 167 days later.

Get outside

Highs of 17–27°C with nights of 8°C or more come in May, Jun, Jul, Aug and Sep.

Parks & trails →

Wind chill

On some 40 days a year the wind chill drops past −20; mitts and a scarf earn their place.

Humidex

A humidex above 30 marks about 50 days in a normal year.

Storms and extremes

Severe weather is a separate story from the averages: see Saint-Édouard’s hazards page.

Flood & hazards →

Weather station

ECCC’s normals location: Montréal Trudeau (Airport)

Montréal Trudeau (Airport) is a composite: ECCC joins 3 stations’ readings to make its 1991–2020 normals.

Distance from the town	13 km south-west
Station altitude	36 m
Completeness	meets the WMO “3 and 5” rule
WMO standard normals	No
Coldest reading, 1991–2020	−31.8°C
Hottest reading, 1991–2020	36.6°C
Average wind	15.4 km/h on average, most often from the west
Next-nearest location	L'Acadie, 34 km

Compared with other towns

How Saint-Édouard compares

Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Quebec.

July afternoons26.7°C

Saint-ÉdouardMedian Canadian town

18°C20°C22°C24°C26°C28°C

Warmer than 78% of Canadian towns4th warmest of 513 towns of 2,500+ in Quebec

January nights−13.5°C

Saint-ÉdouardMedian Canadian town

−30°C−25°C−20°C−15°C−10°C−5°C

Milder than 51% of Canadian towns

Rain and snow a year1,041 mm

Saint-ÉdouardMedian Canadian town

05001,0001,5002,000

Wetter than 74% of Canadian towns

Snowfall a year217 cm

Saint-ÉdouardMedian Canadian town

100200300400

Snowier than 80% of Canadian towns

Next door

Nearby towns’ climate

The nearest places on a normals location of their own: those that share Saint-Édouard’s would only repeat its figures. No closer places have figures: these lie 14–18 km from Saint-Édouard.

Town	July high	January low	Rain & snow
Saint-Édouard Montréal Trudeau (Airport)	26.7°C	−13.5°C	1,041 mm
Montréal-Est 14 km · L'Assomption	26.6°C about the same	−16.0°C 2.5°C colder	1,041 mm
Brossard 14 km · L'Acadie	26.6°C about the same	−13.6°C about the same	1,041 mm

Month by month

Saint-Édouard weather by month

Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.

Month	High	Low	Mean	Rain & snow	Snow
January	−5.0°C	−13.5°C	−9.2°C	86 mm	52 cm
February	−3.4°C	−12.4°C	−8.0°C	66 mm	47 cm
March	2.4°C	−6.5°C	−2.0°C	77 mm	37 cm
April	11.3°C	1.1°C	6.2°C	90 mm	15 cm
May	19.4°C	8.3°C	13.9°C	86 mm	0 cm
June	24.2°C	13.8°C	19.0°C	84 mm	0 cm
July	26.7°C	16.7°C	21.7°C	91 mm	0 cm
August	25.7°C	15.6°C	20.6°C	94 mm	0 cm
September	21.1°C	10.9°C	16.0°C	89 mm	0 cm
October	13.2°C	4.5°C	8.9°C	103 mm	1 cm
November	6.1°C	−1.7°C	2.3°C	84 mm	16 cm
December	−1.2°C	−8.7°C	−5.0°C	92 mm	48 cm
Year	11.7°C	2.3°C	7.0°C	1,041 mm	217 cm

Year to year

January strays furthest from its normal year to year, by 3.0°C; June the least

Each bar spans a month’s coldest and warmest readings over thirty years; March’s run from −26.9°C in 1992 to 25.8°C in 2012.

−40°

−30°

−20°

−10°

0°

10°

20°

30°

40°

JanFebMarAprMayJunJulAugSepOctNovDec

Record low to record high, 1991–2020Normal

Sources

Where Saint-Édouard’s numbers come from

Averages over 30 years, not a forecast.

Normals: ECCC’s normals for Montréal Trudeau (Airport), 1991–2020, chosen as the nearest location with a full temperature record.
Comparisons: Canadian towns and neighbourhoods of at least 2,500, each placed by its nearest location (city totals and reserves excluded).
Not on this page: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.

Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada

Questions about Saint-Édouard’s climate

How warm does Saint-Édouard get in summer?

In July, the warmest month, the typical high is 26.7°C.

How cold does Saint-Édouard get in winter?

Overnight lows average −13.5°C in January, the coldest month.

How much rain and snow does Saint-Édouard get?

The yearly total is about 1,041 mm. October gets 103 mm, the most of any month; February gets 66 mm, the least.

How long does snow stay on the ground?

In a normal winter there are about 101 days with at least 1 cm of snow lying.

Are these figures for Saint-Édouard itself?

Nearly: Montréal Trudeau (Airport), the location behind them, sits just beyond Saint-Édouard’s boundary.

Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Saint-Édouard →

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).