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Vieux-Montreal weather

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Vieux-Montreal weather in numbers

from 30 years of measured normals

Vieux-Montreal swings 40°C across the year, from 26°C highs in July to -14°C lows in February, and August is usually the wettest month in a year that brings about 1074 mm of precipitation.

Warmest month
July
26°C average high
Coldest month
February
-14°C average low
Wettest month
August
1074 mm a year
Below freezing
5 months
January, February, March, November and December
Comfortable
4 months
May, June, July and September
Residents
5,549
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The weather map: all three models at once

Env. Canada, European, American side by side around Vieux-Montreal and nearby towns.Live rain radar →
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Vieux-Montreal hourly forecast: 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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Vieux-Montreal 10-day forecast, out to 14 days

where the models agree, and where they split

Vieux-Montreal, Quebec is at its warmest in Jul (average highs near 26°C) and coldest in Feb (lows around -14°C), with roughly 1074 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Vieux-Montreal 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.

Vieux-Montreal climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
-6°
-13°
Feb
-4°
-14°
Mar
2°
-7°
Apr
12°
1°
May
19°
8°
Jun
23°
14°
Jul
26°
18°
Aug
24°
16°
Sep
20°
12°
Oct
13°
5°
Nov
6°
-1°
Dec
-2°
-8°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Vieux-Montreal has changed since 1995

Vieux-Montreal sits in the same roughly 50 km square of NASA's reanalysis as Montreal. That square ran 0.8°C warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Montreal page.

Which forecast is most accurate in Vieux-Montreal?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
95
/100rank #1
93±0.4°C98±1.0 km/h9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
90
/100rank #2
83±1.0°C96±2.1 km/h9597% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
82
/100rank #3
87±0.7°C96±1.8 km/h6581% 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 1320 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.

Common questions

What's the weather in Vieux-Montreal today?
On this page we show what Env. Canada, European, American each forecast for Vieux-Montreal 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 Vieux-Montreal today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Vieux-Montreal 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 Vieux-Montreal?
Over the last 30 days, the European model has been the most accurate for Vieux-Montreal (CheckWeather Score 95/100), ahead of the Env. Canada at 90. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Vieux-Montreal?
July is typically the warmest month in Vieux-Montreal, with average highs around 26°C.
How cold does Vieux-Montreal get?
The coldest month in Vieux-Montreal is February, when overnight lows average about -14°C.
How much rain does Vieux-Montreal get?
Vieux-Montreal sees roughly 1074 mm of precipitation a year, with August usually the wettest month.

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