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Grand Falls Weather in September
September in Grand Falls brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 7°C (45°F). Rainfall is on the higher side this month, averaging around 98 mm (3.9 in), so keep a rain jacket handy.
Rainfall in Grand Falls in September
Past climate data indicates that roughly 12 days will see rain, totalling around 98 mm (3.9 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 Grand Falls in September
If you're visiting Grand Falls in September, expect highs of 19°C (66°F) and overnight lows around 7°C (45°F). Conditions are often most pleasant around the middle of the day. Nights fall to 7°C (45°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Grand Falls Temperature in September
Min Temperature
7°C (45°F)
Max Temperature
19°C (66°F)
Chance of Rain
41%
Precipitation
98 mm (3.9 in)
Rainy days
12 days
Grand Falls Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grand Falls - 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 Grand Falls in September
For Grand Falls in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.
What To Do in Grand Falls in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping4/10 -
Outdoor sports9/10
Grand Falls 3-Day Forecast
More climate data for Grand Falls
See the full Grand Falls 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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