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Every Canadian forecast, compared
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CheckWeather CAMontmagny
Forecast confidence: High · models disagree by 1°C

Montmagny weather

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Cloudy,warmer tomorrow

Env. Canada, the European and the American model agree on a high near 19° in Montmagny today. Tomorrow looks partly cloudy around 24°, with a 37% chance of rain.

19°10°
24°11°
18°11°
20°
21°15°
17°12°
Todaymodels agreeTomorrowmodels agreeTuesdaymodels agreeWednesdaysplit ±4°Thursdaysplit ±3°Fridaysplit ±4°
Env. CanadaGEM model
16°
Partly cloudy
Feels 15° · Wind 6 km/h · Humidity 73%
EuropeanECMWF
13°
Overcast
Feels 12° · Wind 5 km/h · Humidity 86%
AmericanNOAA GFS
14°
Clear
Feels 13° · Wind 8 km/h · Humidity 83%

Latest for Montmagny: Env. Canada (GEM model): 16° Partly cloudy · European (ECMWF): 13° Overcast · American (NOAA GFS): 14° Clear.

The weather map: all three models at once

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

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Cloudy
19° 10°
models agree
Tomorrow
Partly cloudy
24° 11°
models agree
Tue
Showers
18° 11°
models agree
Wed
Showers
20°
±4°
Thu
Heavy drizzle
21° 15°
±3°
Fri
Light drizzle
17° 12°
±4°
Sat
Cloudy
20° 11°
models agree
Sun
Heavy drizzle
23° 13°
±6°
Mon
Light drizzle
19° 12°
±5°
Tue
Light rain
17° 12°
models agree
Wed
Cloudy
18° 12°
±7°
Thu
Cloudy
17° 10°
±4°
Fri
Mostly clear
15° 10°
models agree
Sat
Heavy drizzle
16°
±3°

Montmagny is a small town of about 12,000 people in Quebec, sitting at 47.0°N in a temperate climate zone. Env. Canada, European, American each forecast Montmagny with their own physics, so we line all three up and flag where they disagree. Nearby towns include Boischatel, Beauport, Saint-Henri.

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.

Which forecast is most accurate in Montmagny?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
88
/100rank #1
91±0.5°C92±3.8 km/t8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
82
/100rank #2
74±1.4°C93±3.7 km/t8290% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
75
/100rank #3
72±1.6°C93±3.7 km/t6581% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°18° to 19°±8%3% to 11% chance
Tomorrow±1°23° to 24°±15%22% to 37% chance
Tue±1°18° to 19°±38%19% to 57% chance
Wed±4°18° to 21°±10%84% to 94% chance
Thu±3°20° to 23°±20%78% to 98% 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 Montmagny

today, local time
Sunrise
06:08
Sunset
19:12
Daylight
13h 4m

Common questions

What's the weather in Montmagny today?
On this page we show what Env. Canada, European, American each forecast for Montmagny 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 Montmagny today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Montmagny 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 Montmagny?
Over the last 30 days, the European model has been the most accurate for Montmagny (CheckWeather Score 88/100), ahead of the Env. Canada at 82. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.

Nearby

More CA weather