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CheckWeather CALac-Brome
Forecast confidence: High · models disagree by 2°C

Lac-Brome weather

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Clear,rain likely tomorrow

Env. Canada, the European and the American model agree on a high near 15° in Lac-Brome today. Tomorrow looks light rain around 14°, with a 94% chance of rain, and the models disagree, so treat it as uncertain.

15°
14°
13°
15°
17°
17°
Todaymodels agreeTomorrowsplit ±7°Mondaymodels agreeTuesdaysplit ±2°Wednesdaymodels agreeThursdaymodels agree
Env. CanadaGEM model
16°
Clear
Today 16°·Low ·Rain 0%
EuropeanECMWF
15°
Mostly clear
Today 15°·Low ·Rain 0%
AmericanNOAA GFS
15°
Cloudy
Today 15°·Low ·Rain 0%
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Lac-Brome weather in numbers

from 30 years of measured normals

Lac-Brome swings 35°C across the year, from 25°C highs in July to -10°C lows in February, and July is usually the wettest month in a year that brings about 1381 mm of precipitation.

Warmest month
July
25°C average high
Coldest month
February
-10°C average low
Wettest month
July
1381 mm a year
Below freezing
5 months
January, February, March, November and December
Comfortable
4 months
May, June, August and September
Residents
5,629
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Clear
15°
models agree
Tomorrow
Light rain
14°
±7°
Mon
Cloudy
13°
models agree
Tue
Cloudy
15°
±2°
Wed
Cloudy
17°
models agree
Thu
Cloudy
17°
models agree
Fri
Cloudy
16°
±5°
Sat
Partly cloudy
19°
models agree
Sun
Mostly clear
20°
±3°
Mon
Light drizzle
17°
±6°
Tue
Light drizzle
19° 11°
±4°
Wed
Heavy drizzle
22° 12°
models agree
Thu
Heavy drizzle
16° 10°
±4°
Fri
Cloudy
13°
±5°

Lac-Brome, Quebec is at its warmest in Jul (average highs near 25°C) and coldest in Feb (lows around -10°C), with roughly 1381 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Lac-Brome 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.

Lac-Brome climate by month

average daytime high and overnight low across a typical year
Jan
-2°
-9°
Feb
-10°
Mar
-4°
Apr
12°
May
19°
Jun
23°
14°
Jul
25°
17°
Aug
22°
15°
Sep
21°
13°
Oct
15°
Nov
-1°
Dec
-6°

Which forecast is most accurate in Lac-Brome?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
90
/100rank #1
96±0.2°C98±1.1 km/t7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
75
/100rank #2
67±1.8°C94±2.8 km/t7184% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
65
/100rank #3
76±1.3°C96±1.9 km/t2961% 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°15° to 16°models agree0% to 0% chance
Tomorrow±7°12° to 18°±22%72% to 94% chance
Mon±1°13° to 13°±22%7% to 29% chance
Tue±2°13° to 15°models agree0% to 0% chance
Wed±1°17° 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 Lac-Brome

today, local time
Sunrise
06:33
Sunset
18:53
Daylight
12h 20m

Common questions

What's the weather in Lac-Brome today?
On this page we show what Env. Canada, European, American each forecast for Lac-Brome 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 Lac-Brome today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Lac-Brome 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 Lac-Brome?
Over the last 30 days, the European model has been the most accurate for Lac-Brome (CheckWeather Score 90/100), ahead of the Env. Canada at 75. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Lac-Brome?
July is typically the warmest month in Lac-Brome, with average highs around 25°C.
How cold does Lac-Brome get?
The coldest month in Lac-Brome is February, when overnight lows average about -10°C.
How much rain does Lac-Brome get?
Lac-Brome sees roughly 1381 mm of precipitation a year, with July usually the wettest month.

Nearby

More CA weather