L'Assomption i
Town · Quebec

L'Assomption

Lanaudière · Canada

Now
9°
Local time
11:46 PM
Population
15.9K
Elevation
13 m
Best time to go
Jun–Aug
Go score 80/100
Main airport
YUL
46 km
Time zone
UTC-4
America/Toronto
At a glance

L'Assomption is an off-island suburb of Montreal, in southwestern Quebec, Canada, on the L'Assomption River. It is the seat of the Regional County Municipality of L'Assomption. It is located on the outer fringes of the Montreal urban area.

Read more — Wikipedia

The best months to visit are June–August (Skiing: December–February).

July is the hottest month, with highs around 26°C (80°F).

January is the coldest month, with lows around -17°C (2°F).

The wettest month is December, with rain on about 14 days.

July is the sunniest month, with about 8.5 hours of sunshine a day.

In October, it’s warmer here than in 61% of places in Canada.

Seasonal highlights nearby
Weather

16-day forecast

L'Assomption weather forecast
9°
Clear sky
Feels like
7°
Humidity
85%
Wind
8 km/h W
Gusts
14 km/h
Cloud cover
0%
Pressure
1026 hPa
UV index
0 (now)
Sunrise / Sunset
07:16 / 18:01

Next 48 hours

9° 23 8° 02 8° 05 6° 08 11° 11 13° 14 13° 17 7° 20 5° 23 4° 02 3° 05 3° 08 8° 11 11° 14 11° 17 6° 20
Today
Oct 19
Clear sky
17°7°
0% 17 SW
Tomorrow
Oct 20
Clear sky
13°5°
0% 14 N
Wed
Oct 21
Clear sky
12°2°
0% 10 NE
Thu
Oct 22
Light drizzle
12°1°
14% 0.8 mm 20 NW
Fri
Oct 23
Clear sky
10°3°
8% 16 N
Sat
Oct 24
Clear sky
11°0°
2% 13 W
Sun
Oct 25
Overcast
13°3°
2% 18 SW
Mon
Oct 26
Overcast
15°9°
11% 20 SW
Tue
Oct 27
Overcast
8°2°
18% 14 N
Wed
Oct 28
Partly cloudy
7°-1°
10% 6 N
Thu
Oct 29
Overcast
10°-1°
14% 19 SW
Fri
Oct 30
Light drizzle
9°1°
18% 1.6 mm 20 W
Sat
Oct 31
Light drizzle
12°1°
15% 29 SW
Sun
Nov 1
Light drizzle
7°1°
27% 1.0 mm 14 W
Mon
Nov 2
Light rain
8°-2°
29% 3.0 mm 26 SE
Tue
Nov 3
Light drizzle
7°1°
26% 0.5 mm 20 NW
European AQI22Fair
PM2.55.7
PM105.8
NO₂11.5
O₃56
Pollen

Pollen forecasts are only available in Europe.

Updated: About this data: Forecasts & outlooks

Climate

Best time to visit L'Assomption

Average conditions for each month, from long-term climate normals (1961–2020).

Best time to goJune–August (Skiing: December–February)
-20°-7°5°18°30° 050100 mm Jan · 70 mmFeb · 59 mmMar · 61 mmApr · 73 mmMay · 81 mmJun · 92 mmJul · 87 mmAug · 91 mmSep · 91 mmOct · 90 mmNov · 94 mmDec · 81 mm -7°-5°1°10°18°24°26°26°20°13°6°-2° -17°-15°-9°0°6°12°15°14°9°3°-2°-11° JanFebMarAprMayJunJulAugSepOctNovDec
Average high Average low Rainfall (mm) Best time to go

Month by month

ClimateJanFebMarAprMayJunJulAugSepOctNovDec
Average high-7°-5°1°10°18°24°26°26°20°13°6°-2°
Average low-17°-15°-9°0°6°12°15°14°9°3°-2°-11°
Rainfall (mm)705961738192879191909481
Rain days131010111312121211131314
Sunshine per day (h)3.14.24.95.97.48.18.57.35.64.22.62.5
Daylight (h)910.311.813.514.915.715.414.112.510.89.48.7
Humidity (%)737270666469717577757878
Wind (km/h)151515141313121112131414
Go score1117182963788077713988

The go score (0–100) favours daytime highs of 22–27 °C, mild nights, plenty of sunshine and few rainy days.

Download climate data (CSV)

Climate normals: WorldClim 2.1 (1970–2000) · CRU CL 2.0 (1961–1990) About this data: Climate normals

Activities

What to do in L'Assomption, month by month

When each activity is at its best, judged from the climate averages.

What to do in L'Assomption, month by month
ActivitiesJanFebMarAprMayJunJulAugSepOctNovDec
Sightseeing & city walks PoorPoorPoorPoorPoorPoorFairPoorFairPoorPoorPoor
Hiking PoorPoorPoorFairPoorPoorFairPoorFairPoorPoorPoor
Skiing GoodGoodFairPoorPoorPoorPoorPoorPoorPoorPoorGood
Photography & sunsets PoorPoorPoorFairFairFairFairFairFairPoorPoorPoor

Good Fair Poor · Estimated from long-term averages of temperature, rain days, sunshine and sea temperature.

How each activity is rated
  • Sightseeing & city walks — Good: highs of 15–27 °C and few rain days. Fair: 11–33 °C.
  • Hiking — Good: highs of 10–24 °C and few rain days; a wider window with trails or national parks nearby.
  • Skiing — Only with ski resorts within 40 km. Good: daytime highs at resort altitude at or below freezing.
  • Photography & sunsets — Good: at least 7 hours of sunshine a day and few rain days. Fair: 5 hours or more.
Tourist density

L'Assomption: tourist crowds by month

How busy it gets through the year — and the months with good weather and fewer visitors.

Tourist density
Moderate
#438 in Canada
Busiest months
June–September
Quietest months
November–March
Very quietQuietModerateBusyVery busy

Updated: About this data: Crowds & prices

L'Assomption travel guide

What to see, do and eat, and where to stay — from an open, community-written travel guide.

Guide available in French

L'Assomption lies in Quebec, Canada. By our climate data, the best time to visit is June–August (Skiing: December–February). The warmest month is July, with average highs of 26°C (80°F).

Read the travel guide on Wikivoyage (in French)

About this data: Places, guides & photos

CC BY-SA 4.0

Landmarks nearby

Mountains, castles, museums, beaches and heritage sites within 25 km.

Things to do in L'Assomption
Practical

L'Assomption: practical information

Plugs, money, emergency numbers, safety and typical prices: what to know before you go.

Power plugs
AB
Voltage
120 V · 60 Hz
Driving
Drive on the right
Currency

Canadian Dollar

CAD · $

1 USD ≈ 1.407 CAD

Languages
English, French
Calling code
+1
Emergency numbers
Safety & travel advice
1
Exercise normal precautionsUS travel advisory
No travel warningsUK travel advice · Jun 2, 2026
Read the full advice
Typical prices
  • Meal, casual restaurantCA$28.00≈ $20.00
  • CappuccinoCA$6.50≈ $4.60
  • Beer (0.5 l)CA$9.70≈ $6.90
  • Bottled water (1.5 l)CA$2.90≈ $2.00
  • Taxi, 5 kmCA$20.00≈ $15.00
  • Public transport ticketCA$3.70≈ $2.60
  • Mid-range hotel, per nightCA$215≈ $155

Estimated from Canada’s consumer price level — real prices vary by place and season. Prices are about 90% of US levels.

Upcoming public holidays
  • Dec 25Christmas Day
  • Jan 1New Year's Day
Sun & daylight
Sunrise
07:16
Sunset
18:01
Daylight today
10.8 h
Local time in L'Assomption
Earthquake history

No earthquakes of magnitude 5 or more within 100 km since 1975.

Map

How to get to L'Assomption

Nearest airports

Distances

estimate

Hotels

Hotels in L'Assomption

Hotels and holiday rentals with live nightly prices.

Hotels in L'Assomption
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We may earn a commission when you book through this map, at no extra cost to you.

Wildlife around here

The species recorded most often within 25 km, and the months they’re seen.

Population history

1991–2024
06.6K13.2K19.8K26.5K 200020102020 1991: 10,8171996: 11,3662001: 15,6252006: 16,7382011: 20,0652016: 22,4292019: 23,3802020: 23,6232021: 23,4422022: 24,2022024: 24,502
Get this widget

Climate in L'Assomption

Add a free climate card for L'Assomption to your website or blog. Copy the code below.

Download climate data (CSV)

Frequently asked questions

When is the best time to visit L'Assomption?

Based on climate normals, the best time to visit L'Assomption is June–August (Skiing: December–February).

What is the weather like in L'Assomption in October?

In October, L'Assomption averages a high of 13°C (55°F) and a low of 3°C (38°F), with 90 mm of rain on about 13 days.

What is the rainiest month in L'Assomption?

December, with rain on about 14 days.

What is the nearest airport to L'Assomption?

Montreal / Pierre Elliott Trudeau International Airport (YUL), about 46 km away.

What power plugs are used in Canada?

Plug types A, B, at 120 V.

What currency is used in Canada?

Canadian Dollar (CAD).

What is the emergency number in Canada?

911.

Is Canada safe to visit?

US travel advisory: Exercise normal precautions. UK travel advice: No travel warnings.

When is L'Assomption most crowded?

The busiest months are June–September.

When is L'Assomption least crowded?

The quietest months are November–March.

What time zone is L'Assomption in?

America/Toronto (UTC-4).

What is the population of L'Assomption?

About 15,906.