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Downtown Vancouver weekend weather

This weekend in Downtown Vancouver, British Columbia, model by model. Weekend forecasts are far enough out that the models often split — so we show you where.

Weekend

The models centre on about 20° across the weekend. Agreement is low — the weekend is genuinely up in the air at this range. Rain chance reaches 100% on at least one model. The models agree closely on temperature but split badly on rain (71 points apart), so the rain call is the uncertain part.

Sat

2026-08-01 — every model, side by side
Env. CanadaGEM model
19°
Showers
High 19°·Low 15°·Rain 100%
EuropeanECMWF
21°
Heavy drizzle
High 21°·Low 14°·Rain 98%
AmericanNOAA GFS
20°
Showers
High 20°·Low 15°·Rain 85%

All 3 models land within 2° of each other for this day — that is a forecast you can plan on.

Sun

2026-08-02 — every model, side by side
Env. CanadaGEM model
19°
Light drizzle
High 19°·Low 13°·Rain 82%
EuropeanECMWF
20°
Light drizzle
High 20°·Low 12°·Rain 56%
AmericanNOAA GFS
19°
Light drizzle
High 19°·Low 12°·Rain 11%

All 3 models land within 1° of each other for this day — that is a forecast you can plan on.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±2°21° to 23°±4%0% to 4% chance
Tomorrow±2°23° to 25°±4%0% to 4% chance
Sat±2°19° to 21°±15%85% to 100% chance
Sun±1°19° to 20°±71%11% to 82% chance
Mon±2°22° to 24°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.

Common questions

Will it rain this weekend?
At least one model puts the weekend rain chance as high as 100%. Weekend forecasts sit far enough ahead that models frequently disagree on showers — when they do, no single app can honestly tell you it will or will not rain.
How reliable is a weekend forecast?
It depends how far away the weekend is. Forecast error grows steadily with lead time, so a Saturday forecast made on Friday is far stronger than one made the previous Monday. The honest signal is model agreement: when they converge the forecast is solid, and when they spread the weekend is genuinely uncertain.

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