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CheckWeather CAStouffville
Forecast confidence: Medium · models disagree by 2°C

Stouffville weather

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Mostly clear,much the same tomorrow

Env. Canada, the European and the American model put Stouffville's high today between 21° and 23°, a 2° split. Tomorrow looks cloudy around 23°, with a 0% chance of rain.

22°14°
23°13°
24°14°
24°17°
22°15°
21°11°
Todaysplit ±2°Tomorrowsplit ±3°Tuesdaymodels agreeWednesdaysplit ±6°Thursdaysplit ±3°Fridaysplit ±6°
Env. CanadaGEM model
14°
Clear
Feels 14° · Wind 4 km/h · Humidity 94%
EuropeanECMWF
16°
Partly cloudy
Feels 16° · Wind 6 km/h · Humidity 87%
AmericanNOAA GFS
16°
Clear
Feels 16° · Wind 7 km/h · Humidity 80%

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

The weather map: all three models at once

Env. Canada, European, American side by side around Stouffville 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
Mostly clear
22° 14°
±2°
Tomorrow
Cloudy
23° 13°
±3°
Tue
Cloudy
24° 14°
models agree
Wed
Light drizzle
24° 17°
±6°
Thu
Cloudy
22° 15°
±3°
Fri
Light drizzle
21° 11°
±6°
Sat
Showers
24° 14°
±5°
Sun
Cloudy
23° 13°
±11°
Mon
Clear
17° 10°
±4°
Tue
Clear
19° 13°
models agree
Wed
Partly cloudy
19° 11°
±4°
Thu
Light drizzle
20° 11°
±2°
Fri
Light drizzle
19° 12°
models agree
Sat
Drizzle
18° 12°
models agree

Stouffville, Ontario is at its warmest in Jul (average highs near 26°C) and coldest in Feb (lows around -7°C), with roughly 1008 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Stouffville 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.

Stouffville climate by month

average daytime high and overnight low across a typical year
Jan
-6°
Feb
-7°
Mar
-4°
Apr
13°
May
19°
Jun
23°
14°
Jul
26°
16°
Aug
24°
15°
Sep
22°
13°
Oct
15°
Nov
Dec
-3°

Which forecast is most accurate in Stouffville?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
97
/100rank #1
94±0.3°C98±0.9 km/t100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
82
/100rank #2
90±0.6°C94±3.2 km/t6581% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
78
/100rank #3
90±0.6°C95±2.5 km/t5374% 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°21° to 23°±4%0% to 4% chance
Tomorrow±3°22° to 24°models agree0% to 0% chance
Tue±1°23° to 24°±10%0% to 10% chance
Wed±6°20° to 26°±16%59% to 75% chance
Thu±3°21° to 24°±12%15% to 27% 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 Stouffville

today, local time
Sunrise
06:46
Sunset
19:44
Daylight
12h 58m

Common questions

What's the weather in Stouffville today?
On this page we show what Env. Canada, European, American each forecast for Stouffville 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 Stouffville today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Stouffville 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 Stouffville?
Over the last 30 days, the European model has been the most accurate for Stouffville (CheckWeather Score 97/100), ahead of the Env. Canada at 82. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Stouffville?
July is typically the warmest month in Stouffville, with average highs around 26°C.
How cold does Stouffville get?
The coldest month in Stouffville is February, when overnight lows average about -7°C.
How much rain does Stouffville get?
Stouffville sees roughly 1008 mm of precipitation a year, with April usually the wettest month.

Nearby

More CA weather