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CheckWeather CASept-Iles
Forecast confidence: High · models disagree by 2°C

Sept-Iles weather

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Cloudy,rain likely tomorrow

Env. Canada, the European and the American model agree on a high near 19° in Sept-Iles today. Tomorrow looks light drizzle around 23°, with a 20% chance of rain.

19°11°
23°11°
16°
14°
19°11°
16°10°
Todaymodels agreeTomorrowsplit ±3°Tuesdaymodels agreeWednesdaymodels agreeThursdaymodels agreeFridaysplit ±4°
Env. CanadaGEM model
18°
Cloudy
Today 18°·Low 11°·Rain 0%
EuropeanECMWF
18°
Cloudy
Today 18°·Low 12°·Rain 0%
AmericanNOAA GFS
20°
Cloudy
Today 20°·Low 10°·Rain 3%

The weather map: all three models at once

Env. Canada, European, American side by side around Sept-Iles and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Cloudy
19° 11°
models agree
Tomorrow
Light drizzle
23° 11°
±3°
Tue
Cloudy
16°
models agree
Wed
Light drizzle
14°
models agree
Thu
Light rain
19° 11°
models agree
Fri
Partly cloudy
16° 10°
±4°
Sat
Light drizzle
14°
models agree
Sun
Light rain
16° 10°
±6°
Mon
Partly cloudy
18° 10°
±3°
Tue
Light drizzle
16° 10°
models agree
Wed
Partly cloudy
14°
±6°
Thu
Cloudy
16°
models agree
Fri
Cloudy
14°
models agree
Sat
Cloudy
14°
models agree

Sept-Iles, Quebec is at its warmest in Jul (average highs near 21°C) and coldest in Feb (lows around -15°C), with roughly 1088 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Sept-Iles 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.

Sept-Iles climate by month

average daytime high and overnight low across a typical year
Jan
-6°
-14°
Feb
-6°
-15°
Mar
-6°
Apr
-3°
May
11°
Jun
18°
11°
Jul
21°
15°
Aug
19°
13°
Sep
17°
11°
Oct
11°
Nov
-3°
Dec
-2°
-10°

Which forecast is most accurate in Sept-Iles?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
EC
Env. Canada ★ Best
87
/100rank #1
82±1.0°C94±2.8 km/t8994% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
European logo
European
86
/100rank #2
88±0.7°C96±2.1 km/t7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
69
/100rank #3
49±2.8°C92±4.1 km/t7687% 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±2°18° to 20°±3%0% to 3% chance
Tomorrow±3°22° to 24°±15%5% to 20% chance
Tue±2°16° to 18°±28%4% to 32% chance
Wed±1°14° to 15°±51%35% to 86% chance
Thu±2°18° to 20°±7%85% to 92% 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 Sept-Iles

today, local time
Sunrise
05:48
Sunset
18:59
Daylight
13h 11m

Common questions

What's the weather in Sept-Iles today?
On this page we show what Env. Canada, European, American each forecast for Sept-Iles 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 Sept-Iles today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Sept-Iles 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 Sept-Iles?
Over the last 30 days, the Env. Canada model has been the most accurate for Sept-Iles (CheckWeather Score 87/100), ahead of the European at 86. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Sept-Iles?
July is typically the warmest month in Sept-Iles, with average highs around 21°C.
How cold does Sept-Iles get?
The coldest month in Sept-Iles is February, when overnight lows average about -15°C.
How much rain does Sept-Iles get?
Sept-Iles sees roughly 1088 mm of precipitation a year, with August usually the wettest month.

Nearby

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