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Grand Forks Weather in September
Thinking of visiting Grand Forks in September? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 7°C (45°F) at night, with some rainfall likely.
Rainfall in Grand Forks in September
You can expect rain on roughly 9 days based on historical data, averaging 24 mm (0.9 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Grand Forks in September
The excellent temperature in Grand Forks in September makes it a solid month to visit, with 23°C (73°F) during the day and 7°C (45°F) at night. This month falls in the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.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 Grand Forks.
Grand Forks Temperature in September
Min Temperature
7°C (45°F)
Max Temperature
23°C (73°F)
Chance of Rain
30%
Precipitation
24 mm (0.9 in)
Rainy days
9 days
Grand Forks Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grand Forks - 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 Forks in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Light rain is possible, so consider bringing a small umbrella or rain jacket.
What To Do in Grand Forks in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping5/10 -
Outdoor sports10/10
Grand Forks 3-Day Forecast
More climate data for Grand Forks
See the full Grand Forks 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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