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Kemptville Weather in September
September in Kemptville sees daytime temperatures around 23°C (73°F) and lows of 10°C (50°F) at night. With around 95 mm (3.7 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Kemptville in September
Expect around 11 days of rain based on historical data, with 95 mm (3.7 in) average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Kemptville in September
The excellent temperature in Kemptville in September makes it a solid month to visit, with 23°C (73°F) during the day and 10°C (50°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Kemptville in September
The city usually sees around 178 hours of sunlight, indicating a moderately sunny period.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Kemptville.
Kemptville Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
23°C (73°F)
Chance of Rain
37%
Precipitation
95 mm (3.7 in)
Rainy days
11 days
Humidity
59% *
Sunshine
178 hours *
Percentage Sunshine
47% *
* Data from: Ottawa, Canada (44 KM, 27 Miles).
Kemptville Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kemptville - 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 Kemptville in September
For Kemptville 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. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Kemptville 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 -
Camping8/10 -
Outdoor sports9/10
Kemptville 3-Day Forecast
More climate data for Kemptville
Temperature Rainfall Sunshine Humidity
See the full Kemptville 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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