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Every Canadian forecast, compared
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CheckWeather CASummerside
Forecast confidence: High · models disagree by 2°C

Summerside weather

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Rain,rain likely tomorrow

Env. Canada, the European and the American model agree on a high near 15° in Summerside today. Tomorrow looks rain around 17°, with a 100% chance of rain.

15°13°
17°13°
16°12°
16°12°
22°14°
20°14°
Todaymodels agreeTomorrowmodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaysplit ±3°Fridaymodels agree
Env. CanadaGEM model
16°
Rain
Today 16°·Low 15°·Rain 100%
EuropeanECMWF
14°
Light rain
Today 14°·Low 13°·Rain 100%
AmericanNOAA GFS
15°
Heavy drizzle
Today 15°·Low 13°·Rain 66%

The weather map: all three models at once

Env. Canada, European, American side by side around Summerside 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
Rain
15° 13°
models agree
Tomorrow
Rain
17° 13°
models agree
Tue
Rain
16° 12°
models agree
Wed
Light drizzle
16° 12°
models agree
Thu
Showers
22° 14°
±3°
Fri
Light drizzle
20° 14°
models agree
Sat
Cloudy
17° 13°
±2°
Sun
Drizzle
21° 15°
±2°
Mon
Light drizzle
20° 14°
±6°
Tue
Drizzle
17° 13°
±2°
Wed
Light drizzle
19° 13°
±6°
Thu
Partly cloudy
17° 12°
models agree
Fri
Mostly clear
16° 11°
models agree
Sat
Light drizzle
15° 10°
±4°

Summerside, Prince Edward Island is at its warmest in Jul (average highs near 25°C) and coldest in Feb (lows around -10°C), with roughly 1213 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Summerside 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.

Summerside climate by month

average daytime high and overnight low across a typical year
Jan
-7°
Feb
-2°
-10°
Mar
-4°
Apr
May
14°
Jun
20°
12°
Jul
25°
18°
Aug
23°
16°
Sep
20°
13°
Oct
14°
Nov
Dec
-4°

Which forecast is most accurate in Summerside?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
91
/100rank #1
90±0.6°C97±1.6 km/t8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
77
/100rank #2
88±0.7°C94±3.1 km/t5374% hitNOAA / NCEP (United States)College Park, Maryland, USA
EC
Env. Canada
76
/100rank #3
83±1.0°C91±4.7 km/t5877% hitEnvironment and Climate Change CanadaDorval, Québec, Canada

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°14° to 16°±34%66% to 100% chance
Tomorrow±1°16° to 17°±65%35% to 100% chance
Tue±2°15° to 18°±57%25% to 82% chance
Wed±1°15° to 16°±49%10% to 59% chance
Thu±3°20° to 23°±6%72% to 78% 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 Summerside

today, local time
Sunrise
06:42
Sunset
19:44
Daylight
13h 2m

Common questions

What's the weather in Summerside today?
On this page we show what Env. Canada, European, American each forecast for Summerside 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 Summerside today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Summerside 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 Summerside?
Over the last 30 days, the European model has been the most accurate for Summerside (CheckWeather Score 91/100), ahead of the American at 77. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Summerside?
July is typically the warmest month in Summerside, with average highs around 25°C.
How cold does Summerside get?
The coldest month in Summerside is February, when overnight lows average about -10°C.
How much rain does Summerside get?
Summerside sees roughly 1213 mm of precipitation a year, with June usually the wettest month.

Nearby

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