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CheckWeather CASunbury-York South
Forecast confidence: Medium · models disagree by 2°C

Sunbury-York South weather

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Clear,much the same tomorrow

Env. Canada, the European and the American model put Sunbury-York South's high today between 14° and 16°, a 2° split. Tomorrow looks cloudy around 15°, with a 48% chance of rain.

15°
15°
17°
16°
18°
18°
Todaysplit ±2°Tomorrowmodels agreeMondaysplit ±2°Tuesdaymodels agreeWednesdaymodels agreeThursdaysplit ±4°
Env. CanadaGEM model
16°
Clear
Today 16°·Low ·Rain 0%
EuropeanECMWF
16°
Mostly clear
Today 16°·Low ·Rain 0%
AmericanNOAA GFS
14°
Clear
Today 14°·Low ·Rain 0%
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Sunbury-York South weather in numbers

from 30 years of measured normals

Sunbury-York South swings 38°C across the year, from 26°C highs in July to -12°C lows in February, and June is usually the wettest month in a year that brings about 1243 mm of precipitation.

Warmest month
July
26°C average high
Coldest month
February
-12°C average low
Wettest month
June
1243 mm a year
Below freezing
5 months
January, February, March, November and December
Comfortable
4 months
May, July, August and September
Residents
7,455
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Clear
15°
±2°
Tomorrow
Cloudy
15°
models agree
Mon
Cloudy
17°
±2°
Tue
Cloudy
16°
models agree
Wed
Mostly clear
18°
models agree
Thu
Cloudy
18°
±4°
Fri
Drizzle
17°
±7°
Sat
Drizzle
18°
±3°
Sun
Mostly clear
18°
±5°
Mon
Light rain
18°
±4°
Tue
Light drizzle
19° 11°
±4°
Wed
Cloudy
19° 11°
models agree
Thu
Heavy drizzle
18° 12°
models agree
Fri
Mostly clear
17°
±2°

Sunbury-York South, New Brunswick is at its warmest in Jul (average highs near 26°C) and coldest in Feb (lows around -12°C), with roughly 1243 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Sunbury-York South 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.

Sunbury-York South climate by month

average daytime high and overnight low across a typical year
Jan
-1°
-9°
Feb
-1°
-12°
Mar
-5°
Apr
11°
May
18°
Jun
22°
12°
Jul
26°
17°
Aug
24°
15°
Sep
22°
12°
Oct
15°
Nov
-1°
Dec
-6°

Which forecast is most accurate in Sunbury-York South?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
84
/100rank #1
93±0.4°C98±1.0 km/t6581% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
78
/100rank #2
88±0.7°C91±4.3 km/t5877% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
78
/100rank #3
85±0.8°C96±2.2 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°14° to 16°models agree0% to 0% chance
Tomorrow±2°14° to 16°±36%12% to 48% chance
Mon±2°15° to 17°±42%15% to 57% chance
Tue±1°16° to 17°models agree0% to 0% chance
Wedmodels agree17° to 18°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 Sunbury-York South

today, local time
Sunrise
07:09
Sunset
19:29
Daylight
12h 20m

Common questions

What's the weather in Sunbury-York South today?
On this page we show what Env. Canada, European, American each forecast for Sunbury-York South 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 Sunbury-York South today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Sunbury-York South 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 Sunbury-York South?
Over the last 30 days, the European model has been the most accurate for Sunbury-York South (CheckWeather Score 84/100), ahead of the Env. Canada at 78. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Sunbury-York South?
July is typically the warmest month in Sunbury-York South, with average highs around 26°C.
How cold does Sunbury-York South get?
The coldest month in Sunbury-York South is February, when overnight lows average about -12°C.
How much rain does Sunbury-York South get?
Sunbury-York South sees roughly 1243 mm of precipitation a year, with June usually the wettest month.

Nearby

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