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CheckWeather CASainte-Catherine
Forecast confidence: Medium · models disagree by 3°C

Sainte-Catherine weather

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Cloudy,rain likely tomorrow

Env. Canada, the European and the American model put Sainte-Catherine's high today between 25° and 27°, a 3° split. Tomorrow looks rain around 21°, with a 19% chance of rain.

26°11°
21°13°
22°11°
22°14°
19°10°
22°10°
Todaysplit ±3°Tomorrowmodels agreeWednesdaysplit ±3°Thursdaymodels agreeFridaysplit ±4°Saturdaysplit ±3°
Env. CanadaGEM model
17°
Partly cloudy
Feels 16° · Wind 11 km/h · Humidity 75%
EuropeanECMWF
17°
Light drizzle
Feels 17° · Wind 9 km/h · Humidity 82%
AmericanNOAA GFS
18°
Overcast
Feels 18° · Wind 7 km/h · Humidity 76%

Latest for Sainte-Catherine: Env. Canada (GEM model): 17° Partly cloudy · European (ECMWF): 17° Light drizzle · American (NOAA GFS): 18° Overcast.

Sainte-Catherine weather in numbers

from 30 years of measured normals

Sainte-Catherine swings 39°C across the year, from 26°C highs in July to -13°C lows in February, and July is usually the wettest month in a year that brings about 1305 mm of precipitation.

Warmest month
July
26°C average high
Coldest month
February
-13°C average low
Wettest month
July
1305 mm a year
Below freezing
5 months
January, February, March, November and December
Comfortable
4 months
May, June, August and September
Residents
16,000
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The weather map: all three models at once

Env. Canada, European, American side by side around Sainte-Catherine and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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14-day forecast

where the models agree, and where they split
Today
Cloudy
26° 11°
±3°
Tomorrow
Rain
21° 13°
models agree
Wed
Showers
22° 11°
±3°
Thu
Heavy drizzle
22° 14°
models agree
Fri
Cloudy
19° 10°
±4°
Sat
Cloudy
22° 10°
±3°
Sun
Light drizzle
23° 15°
±4°
Mon
Cloudy
19° 12°
±5°
Tue
Partly cloudy
21°
±6°
Wed
Light rain
19°
±3°
Thu
Cloudy
19°
±3°
Fri
Cloudy
17°
±7°
Sat
Cloudy
16° 10°
±4°
Sun
Clear
14°
±3°

Sainte-Catherine, Quebec is at its warmest in Jul (average highs near 26°C) and coldest in Feb (lows around -13°C), with roughly 1305 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Sainte-Catherine right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in Canada before you trust any single number.

Sainte-Catherine climate by month

average daytime high and overnight low across a typical year
Jan
-3°
-12°
Feb
-2°
-13°
Mar
-5°
Apr
12°
May
19°
Jun
23°
14°
Jul
26°
18°
Aug
23°
15°
Sep
22°
13°
Oct
15°
Nov
-1°
Dec
-1°
-8°

Which forecast is most accurate in Sainte-Catherine?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
91
/100rank #1
91±0.5°C95±2.4 km/t8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
76
/100rank #2
68±1.8°C94±2.8 km/t7184% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
72
/100rank #3
89±0.6°C95±2.4 km/t3665% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 1302 cities. Lower error means a higher score. See which forecast model is most accurate in Canada, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in Canada? Give each 1 to 5 stars.

Env. CanadaGEM model
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EuropeanECMWF
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AmericanNOAA GFS
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±3°25° to 27°±14%5% to 19% chance
Tomorrow±1°21° to 21°±16%3% to 19% chance
Wed±3°20° to 23°±10%90% to 100% chance
Thu±1°22° to 23°±8%84% to 92% chance
Fri±4°17° to 20°±4%1% to 5% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Sainte-Catherine

today, local time
Sunrise
06:18
Sunset
19:17
Daylight
12h 59m

Common questions

What's the weather in Sainte-Catherine today?
On this page we show what Env. Canada, European, American each forecast for Sainte-Catherine today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Sainte-Catherine today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Sainte-Catherine and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Sainte-Catherine?
Over the last 30 days, the European model has been the most accurate for Sainte-Catherine (CheckWeather Score 91/100), ahead of the Env. Canada at 76. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Sainte-Catherine?
July is typically the warmest month in Sainte-Catherine, with average highs around 26°C.
How cold does Sainte-Catherine get?
The coldest month in Sainte-Catherine is February, when overnight lows average about -13°C.
How much rain does Sainte-Catherine get?
Sainte-Catherine sees roughly 1305 mm of precipitation a year, with July usually the wettest month.

Nearby

More CA weather