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

Lac-Brome weather

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Heavy rain,much the same tomorrow

Env. Canada, the European and the American model put Lac-Brome's high today between 19° and 21°, a 2° split. Tomorrow looks cloudy around 23°, with a 8% chance of rain.

20°12°
23°10°
19°12°
20°12°
22°15°
16°11°
Todaysplit ±2°Tomorrowmodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaysplit ±5°Fridaysplit ±3°
Env. CanadaGEM model
21°
Heavy rain
Today 21°·Low 11°·Rain 76%
EuropeanECMWF
19°
Heavy drizzle
Today 19°·Low 12°·Rain 87%
AmericanNOAA GFS
19°
Drizzle
Today 19°·Low 12°·Rain 45%

The weather map: all three models at once

Env. Canada, European, American side by side around Lac-Brome 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
Heavy rain
20° 12°
±2°
Tomorrow
Cloudy
23° 10°
models agree
Tue
Light drizzle
19° 12°
models agree
Wed
Showers
20° 12°
models agree
Thu
Showers
22° 15°
±5°
Fri
Light drizzle
16° 11°
±3°
Sat
Cloudy
22° 11°
±8°
Sun
Showers
24° 13°
±10°
Mon
Light drizzle
18° 11°
±7°
Tue
Light rain
18° 13°
models agree
Wed
Cloudy
20° 11°
models agree
Thu
Light drizzle
19° 10°
models agree
Fri
Cloudy
18°
±3°
Sat
Heavy drizzle
19°
models agree

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 Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
92
/100rank #1
96±0.2°C98±1.2 km/t8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
73
/100rank #2
66±1.9°C94±3.1 km/t6581% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
51
/100rank #3
67±1.9°C96±2.0 km/t045% 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 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°19° to 21°±42%45% to 87% chance
Tomorrow±1°22° to 23°±8%0% to 8% chance
Tue±1°19° to 20°±26%13% to 39% chance
Wed±1°20° to 21°±12%76% to 88% chance
Thu±5°19° to 24°±11%77% to 88% 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
06:18
Sunset
19:18
Daylight
13h 0m

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 92/100), ahead of the Env. Canada at 73. 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

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