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Grande-Ligne Weather in September
During September, Grande-Ligne experiences high daytime temperatures of 22°C (72°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 103 mm (4.1 in) is typical.
Rainfall in Grande-Ligne in September
Typically, about 12 days will experience rainfall, with an average of 103 mm (4.1 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Grande-Ligne in September
Temperatures in Grande-Ligne in September top out at 22°C (72°F) and drop to 11°C (52°F) overnight. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Grande-Ligne in September
With about 183 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Grande-Ligne.
Grande-Ligne Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
22°C (72°F)
Chance of Rain
40%
Precipitation
103 mm (4.1 in)
Rainy days
12 days
Humidity
60% *
Sunshine
183 hours *
Percentage Sunshine
49% *
* Data from: Montréal, Canada (38 KM, 24 Miles).
Grande-Ligne Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grande-Ligne - and find the best time to visit.
Best Places in Canada in September
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Grande-Ligne in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Grande-Ligne in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Grande-Ligne 3-Day Forecast
More climate data for Grande-Ligne
Temperature Rainfall Sunshine Humidity
See the full Grande-Ligne climate overview or explore weather in Canada.
Popular in September
Where to go in September - average daytime high across popular destinations.
Toronto
22°C (72°F) Niagara Falls23°C (73°F) Montréal
22°C (72°F) Ottawa22°C (72°F) Quebec City
20°C (68°F) Vancouver19°C (66°F) Calgary19°C (66°F) Whistler15°C (59°F) Bucket list
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