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CheckWeather CASouth Granville
Forecast confidence: High · models disagree by 1°C

South Granville weather

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Cloudy,much the same tomorrow

Env. Canada, the European and the American model agree on a high near 20° in South Granville today. Tomorrow looks cloudy around 20°, with a 0% chance of rain.

20°10°
20°11°
19°11°
19°13°
18°12°
17°11°
Todaymodels agreeTomorrowmodels agreeSundaymodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaymodels agree
Env. CanadaGEM model
20°
Cloudy
Today 20°·Low ·Rain 0%
EuropeanECMWF
21°
Cloudy
Today 21°·Low 12°·Rain 0%
AmericanNOAA GFS
20°
Cloudy
Today 20°·Low 11°·Rain 0%
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South Granville weather in numbers

measured normals and 10 years of recorded weather

South Granville swings 22°C across the year, from 23°C highs in July to 1°C lows in February, and November is usually the wettest month in a year that brings about 1771 mm of precipitation. Over 10 years of recorded weather it averages 16 days a year at 25°C or above, 1 of them at 30°C or above, 33 frost nights, and rain on 162 days.

Warmest month
July
23°C average high
Coldest month
February
1°C average low
Wettest month
November
1771 mm a year
Comfortable
4 months
May, June, July and August
Residents
25,000
share this forecast
Most accurate here
European
88/100 CheckWeather Score
Warm days
16 days
a year at 25°C or above
Frost nights
33 nights
a year below 0°C
Rain days
162 days
a year with 1 mm or more

Day counts are from the ERA5 reanalysis for South Granville’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

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

where the models agree, and where they split
Today
Cloudy
20° 10°
models agree
Tomorrow
Cloudy
20° 11°
models agree
Sun
Cloudy
19° 11°
models agree
Mon
Cloudy
19° 13°
models agree
Tue
Cloudy
18° 12°
models agree
Wed
Cloudy
17° 11°
models agree
Thu
Drizzle
15° 11°
models agree
Fri
Cloudy
16° 11°
±3°
Sat
Drizzle
16° 10°
±5°
Sun
Mostly clear
16° 10°
±2°
Mon
Drizzle
18° 12°
±4°
Tue
Light rain
15° 11°
±3°
Wed
Drizzle
16° 12°
models agree
Thu
Light drizzle
15° 11°
±3°

South Granville, British Columbia is at its warmest in Jul (average highs near 23°C) and coldest in Feb (lows around 1°C), with roughly 1771 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for South Granville 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.

South Granville climate by month

average daytime high and overnight low across a typical year
Jan
Feb
Mar
Apr
11°
May
17°
Jun
19°
12°
Jul
23°
15°
Aug
23°
15°
Sep
18°
12°
Oct
13°
Nov
Dec

Which forecast is most accurate in South Granville?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
88
/100rank #1
80±1.1°C89±5.3 km/t9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
79
/100rank #2
88±0.6°C85±7.6 km/t6581% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
77
/100rank #3
86±0.8°C95±2.4 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 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±1°20° to 21°models agree0% to 0% chance
Tomorrowmodels agree20° to 21°models agree0% to 0% chance
Sun±1°19° to 19°models agree0% to 0% chance
Mon±1°19° to 19°models agree0% to 0% chance
Tue±2°17° to 19°±8%2% to 10% 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 South Granville

today, local time
Sunrise
06:53
Sunset
19:18
Daylight
12h 25m

Common questions

What's the weather in South Granville today?
On this page we show what Env. Canada, European, American each forecast for South Granville 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 South Granville today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for South Granville 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 South Granville?
Over the last 30 days, the European model has been the most accurate for South Granville (CheckWeather Score 88/100), ahead of the Env. Canada at 79. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in South Granville?
July is typically the warmest month in South Granville, with average highs around 23°C.
How cold does South Granville get?
The coldest month in South Granville is February, when overnight lows average about 1°C.
How much rain does South Granville get?
South Granville sees roughly 1771 mm of precipitation a year, with November usually the wettest month.

Nearby

More CA weather