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Whaletown Weather in September
During September, Whaletown experiences pleasant daytime temperatures of 20°C (68°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 127 mm (5 in) is typical.
Rainfall in Whaletown in September
Historically, the month has about 10 days of rain, averaging 127 mm (5 in) in total. 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 Whaletown in September
In September, Whaletown gets pleasant temperatures, with highs of 20°C (68°F). Nights cool to around 11°C (52°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Whaletown.
Whaletown Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
20°C (68°F)
Chance of Rain
34%
Precipitation
127 mm (5 in)
Rainy days
10 days
Whaletown Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Whaletown - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Whaletown typically drop from around 21°C (70°F) at the start of September to approximately 17°C (63°F) by the end. Nights are cool, with lows typically ranging from 6°C (43°F) to 10°C (50°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Whaletown in September
Browse day-by-day weather records for Whaletown spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Whaletown historical weather extremes in September
The extremes listed below come from historical weather data collected in Whaletown from 1976 through 2026.
- The hottest September day on record in Whaletown reached 32°C (90°F) (September 4, 2017).
- Whaletown experienced its chilliest September day on September 17, 1978, reaching only 10°C (50°F).
- Whaletown registered its coldest September night on September 23, 1978, with temperatures dropping to -2°C (28°F).
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 Whaletown 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.
What To Do in Whaletown in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Whaletown 3-Day Forecast
More climate data for Whaletown
See the full Whaletown 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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