SeasonScore
Montreal, Canada
Photo: David Iliff · CC BY-SA 3.0

Canada

Montreal in December

❄️ Snowy winter

Cold and some showers. Watch for snow & ice risk.

🎒 Pack: winter coat, gloves & hat · compact umbrella or rain jacket

Best months: May (9.2), Sep (9.1), Jul (9.0)

‹
Every month at a glanceTap a month to open it
›

Why December scores 7.1What goes into the score

How it works
🌡️ -2° / -9°C🌧️ 102 mm💧 dew pt -8°🍃 PM2.5 9
  • Weather comfort5.4
    • !Cold (-2°C highs / -9°C lows)
    • ✓Comfortable humidity (dew point -8°C)
    • !Wet: ~102 mm rain, ~3 heavy-rain days
  • Air quality9.4
    • ✓Good (within WHO guideline) (PM2.5 ~9 µg/m³)
  • Seasonal hazards8.5
    • !Snow & ice: Average low -9°C
  • Safety baseline8.5
    • ·Normal precautions
Compare monthsPut December side by side with another month
DecMay
Score7.1 Good9.2 Excellent
Season❄️ Snowy winter🌷 Spring
High / low-2° / -9°19° / 10°
Rain102 mm87 mm
Humiditydew pt -8°dew pt 9°
PM2.59 µg/m³9 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Montreal McGill weather-station normals. Rainfall: McGill University weather-station normals (national met service).

Holidays & crowdsDecember 2026

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • Christmas Day 25–27 Dec · 3 days off in a row

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Nature calendarBlossoms, leaves & seasons in Montreal

  • Snowy daysIn DecemberTypical dates
    Snow likely Nov–Apr (most in Jan: ~14 days)

    Average number of days with snowfall at Montreal McGill. About 46 cm of snow falls in an average Jan.

    Source: Montreal McGill weather-station normals (national weather service, via Wikipedia climate table)

Explore MontrealEvents, sights, food & souvenirs

Check event dates locally

Quebec's largest city, a French-speaking metropolis with a historic old town, lively neighbourhoods, a strong food scene and a packed festival calendar.

Events in December

No major events on our calendar for December.

Coming up later

IgloofestDate variesUsually mid-January to early February, on weekends

An outdoor electronic music festival held in winter.

Why go: Dress for well below freezing temperatures.

Where: Old Port

Canadian Grand PrixDate variesUsually late May or June

The Formula 1 race on the island circuit.

Why go: Hotel prices rise sharply that weekend.

Where: Circuit Gilles-Villeneuve, Île Notre-Dame

Fête nationale du QuébecEvery year24 June every year

Quebec's national holiday (Saint-Jean-Baptiste Day) with concerts and parties.

Why go: Many businesses close for the holiday.

Where: Citywide