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Every Canadian forecast, compared
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CheckWeather CALethbridge
Forecast confidence: High · models disagree by 1°C

Lethbridge weather

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Light drizzle,rain likely tomorrow

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

15°10°
17°11°
16°12°
19°11°
23°11°
21°12°
Todaymodels agreeTomorrowmodels agreeMondaysplit ±2°Tuesdaysplit ±5°Wednesdaymodels agreeThursdaysplit ±6°
Env. CanadaGEM model
16°
Light drizzle
Today 16°·Low ·Rain 79%
EuropeanECMWF
15°
Drizzle
Today 15°·Low ·Rain 86%
AmericanNOAA GFS
15°
Rain
Today 15°·Low 10°·Rain 45%

The weather map: all three models at once

Env. Canada, European, American side by side around Lethbridge 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
Light drizzle
15° 10°
models agree
Tomorrow
Showers
17° 11°
models agree
Mon
Showers
16° 12°
±2°
Tue
Rain
19° 11°
±5°
Wed
Partly cloudy
23° 11°
models agree
Thu
Drizzle
21° 12°
±6°
Fri
Cloudy
13°
±9°
Sat
Heavy drizzle
12°
±8°
Sun
Mostly clear
20°
±6°
Mon
Cloudy
21°
models agree
Tue
Cloudy
21°
±3°
Wed
Cloudy
20° 11°
±6°
Thu
Partly cloudy
21°
±4°
Fri
Drizzle
15°
±7°

Lethbridge, Alberta is at its warmest in Jul (average highs near 28°C) and coldest in Jan (lows around -9°C), with roughly 410 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Lethbridge 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.

Lethbridge climate by month

average daytime high and overnight low across a typical year
Jan
-1°
-9°
Feb
-8°
Mar
-8°
Apr
12°
May
19°
Jun
23°
10°
Jul
28°
14°
Aug
27°
13°
Sep
22°
10°
Oct
14°
Nov
-3°
Dec
-4°

Which forecast is most accurate in Lethbridge?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
95
/100rank #1
94±0.3°C97±1.5 km/t9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
EC
Env. Canada
84
/100rank #2
79±1.1°C94±3.2 km/t8290% hitEnvironment and Climate Change CanadaDorval, Québec, Canada
American logo
American
83
/100rank #3
82±1.0°C94±3.1 km/t7687% 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±1°15° to 16°±41%45% to 86% chance
Tomorrowmodels agree17° to 18°±30%70% to 100% chance
Mon±2°14° to 17°±23%77% to 100% chance
Tue±5°17° to 22°±29%67% to 96% chance
Wed±2°23° to 25°±5%0% to 5% 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 Lethbridge

today, local time
Sunrise
06:53
Sunset
20:06
Daylight
13h 13m

Common questions

What's the weather in Lethbridge today?
On this page we show what Env. Canada, European, American each forecast for Lethbridge 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 Lethbridge today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Lethbridge 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 Lethbridge?
Over the last 30 days, the European model has been the most accurate for Lethbridge (CheckWeather Score 95/100), ahead of the Env. Canada at 84. We grade every model against the recorded weather. See the CA accuracy scoreboard for the full method.
What is the warmest month in Lethbridge?
July is typically the warmest month in Lethbridge, with average highs around 28°C.
How cold does Lethbridge get?
The coldest month in Lethbridge is January, when overnight lows average about -9°C.
How much rain does Lethbridge get?
Lethbridge sees roughly 410 mm of precipitation a year, with May usually the wettest month.

Nearby

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