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CheckWeather CAPort-Cartier
Forecast confidence: High · models disagree by 2°C

Port-Cartier weather

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Cloudy,rain likely tomorrow

Env. Canada, the European and the American model agree on a high near 12° in Port-Cartier today. Tomorrow looks light drizzle around 10°, with a 54% chance of rain.

12°
10°
12°
14°
18°
20°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaysplit ±2°Wednesdaysplit ±3°Thursdaysplit ±3°
Env. CanadaGEM model
12°
Clear
Feels 7° · Wind 17 km/h · Humidity 41%
EuropeanECMWF
13°
Clear
Feels 9° · Wind 14 km/h · Humidity 33%
AmericanNOAA GFS
13°
Clear
Feels 8° · Wind 14 km/h · Humidity 27%

Latest for Port-Cartier: Env. Canada (GEM model): 12° Clear · European (ECMWF): 13° Clear · American (NOAA GFS): 13° Clear.

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Port-Cartier weather in numbers

from 30 years of measured normals

Port-Cartier swings 38°C across the year, from 22°C highs in July to -16°C lows in February, and October is usually the wettest month in a year that brings about 1155 mm of precipitation.

Warmest month
July
22°C average high
Coldest month
February
-16°C average low
Wettest month
October
1155 mm a year
Below freezing
6 months
January, February, March, April, November and December
Comfortable
4 months
June, July, August and September
Residents
6,516
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Cloudy
12°
models agree
Tomorrow
Light drizzle
10°
models agree
Mon
Light drizzle
12°
models agree
Tue
Clear
14°
±2°
Wed
Clear
18°
±3°
Thu
Clear
20°
±3°
Fri
Mostly clear
17°
±3°
Sat
Mostly clear
18°
±5°
Sun
Mostly clear
18°
±5°
Mon
Light drizzle
17°
±9°
Tue
Light drizzle
16°
±3°
Wed
Cloudy
16°
±3°
Thu
Light rain
12°
±2°
Fri
Light drizzle
15°
±5°

Port-Cartier, Quebec is at its warmest in Jul (average highs near 22°C) and coldest in Feb (lows around -16°C), with roughly 1155 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Port-Cartier 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.

Port-Cartier climate by month

average daytime high and overnight low across a typical year
Jan
-6°
-15°
Feb
-7°
-16°
Mar
-6°
Apr
-3°
May
12°
Jun
18°
11°
Jul
22°
15°
Aug
20°
13°
Sep
18°
11°
Oct
11°
Nov
-3°
Dec
-3°
-10°

Which forecast is most accurate in Port-Cartier?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
96
/100rank #1
91±0.5°C98±1.1 km/t100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
87
/100rank #2
82±1.0°C94±3.0 km/t8994% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
66
/100rank #3
54±2.6°C95±2.6 km/t5877% 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 1304 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±2°12° to 13°±1%0% to 1% chance
Tomorrow±1°10° to 11°±27%27% to 54% chance
Mon±1°12° to 13°±55%20% to 75% chance
Tue±2°13° to 15°±2%0% to 2% chance
Wed±3°17° to 20°models agree0% to 0% 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 Port-Cartier

today, local time
Sunrise
06:09
Sunset
18:32
Daylight
12h 23m

Common questions

What's the weather in Port-Cartier today?
On this page we show what Env. Canada, European, American each forecast for Port-Cartier 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 Port-Cartier today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Port-Cartier 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 Port-Cartier?
Over the last 30 days, the European model has been the most accurate for Port-Cartier (CheckWeather Score 96/100), ahead of the Env. Canada at 87. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Port-Cartier?
July is typically the warmest month in Port-Cartier, with average highs around 22°C.
How cold does Port-Cartier get?
The coldest month in Port-Cartier is February, when overnight lows average about -16°C.
How much rain does Port-Cartier get?
Port-Cartier sees roughly 1155 mm of precipitation a year, with October usually the wettest month.

Nearby

More CA weather