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CheckWeather CAPetrolia
Forecast confidence: Low · models disagree by 6°C

Petrolia weather

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Drizzle,rain likely tomorrow

Env. Canada, the European and the American model put Petrolia's high today between 17° and 23°, a 6° split. Tomorrow looks drizzle around 19°, with a 86% chance of rain.

19°14°
19°14°
18°11°
19°10°
16°12°
17°12°
Todaysplit ±6°Tomorrowsplit ±3°Mondaysplit ±5°Tuesdaysplit ±5°Wednesdaysplit ±4°Thursdaysplit ±3°
Env. CanadaGEM model
18°
Drizzle
Today 18°·Low 13°·Rain 57%
EuropeanECMWF
17°
Rain
Today 17°·Low 14°·Rain 98%
AmericanNOAA GFS
23°
Cloudy
Today 23°·Low 15°·Rain 32%
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Petrolia weather in numbers

from 30 years of measured normals

Petrolia swings 31°C across the year, from 27°C highs in July to -4°C lows in January, and July is usually the wettest month in a year that brings about 1049 mm of precipitation.

Warmest month
July
27°C average high
Coldest month
January
-4°C average low
Wettest month
July
1049 mm a year
Below freezing
4 months
January, February, March and December
Comfortable
4 months
May, June, August and September
Residents
5,632
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Drizzle
19° 14°
±6°
Tomorrow
Drizzle
19° 14°
±3°
Mon
Cloudy
18° 11°
±5°
Tue
Cloudy
19° 10°
±5°
Wed
Light drizzle
16° 12°
±4°
Thu
Light drizzle
17° 12°
±3°
Fri
Partly cloudy
19° 10°
models agree
Sat
Mostly clear
21°
±6°
Sun
Mostly clear
21° 10°
±5°
Mon
Cloudy
21° 11°
±4°
Tue
Light drizzle
20° 14°
models agree
Wed
Light drizzle
18° 13°
±2°
Thu
Mostly clear
16° 10°
models agree
Fri
Cloudy
17° 10°
±7°

Petrolia, Ontario is at its warmest in Jul (average highs near 27°C) and coldest in Jan (lows around -4°C), with roughly 1049 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Petrolia 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.

Petrolia climate by month

average daytime high and overnight low across a typical year
Jan
-4°
Feb
-4°
Mar
-2°
Apr
15°
May
21°
Jun
25°
14°
Jul
27°
17°
Aug
25°
16°
Sep
24°
14°
Oct
17°
Nov
Dec
-1°

Which forecast is most accurate in Petrolia?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
83
/100rank #1
76±1.3°C95±2.4 km/t8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
82
/100rank #2
84±0.9°C93±3.6 km/t7184% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
72
/100rank #3
89±0.6°C94±3.2 km/t3665% 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±6°17° to 23°±66%32% to 98% chance
Tomorrow±3°18° to 21°±34%52% to 86% chance
Mon±5°16° to 21°±8%1% to 9% chance
Tue±5°17° to 22°±7%10% to 17% chance
Wed±4°14° to 17°±4%29% to 33% 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 Petrolia

today, local time
Sunrise
07:12
Sunset
19:31
Daylight
12h 19m

Common questions

What's the weather in Petrolia today?
On this page we show what Env. Canada, European, American each forecast for Petrolia 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 Petrolia today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Petrolia 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 Petrolia?
Over the last 30 days, the European model has been the most accurate for Petrolia (CheckWeather Score 83/100), 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 Petrolia?
July is typically the warmest month in Petrolia, with average highs around 27°C.
How cold does Petrolia get?
The coldest month in Petrolia is January, when overnight lows average about -4°C.
How much rain does Petrolia get?
Petrolia sees roughly 1049 mm of precipitation a year, with July usually the wettest month.

Nearby

More CA weather