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Charlottetown weather in September 2025
Expect daytime maximum temperatures of 18°C in Charlottetown, Prince Edward Island in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 90 mm of rainfall in the month.
- 18°C max day temperature
18 - 6 hours of sunshine per day
- 12 days with some rainfall
12 - 10°C min night temperature
10 - 13 hours of daylight per day
13 - No heat & humidity
0 - 90 mm of monthly rainfall
90 - 5 (Moderate) UV index
5 - 16°C sea temperature
16
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Recommended for Prince Edward Island
The September weather guide for Prince Edward Island (Charlottetown) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Canada
How hot is it in Charlottetown in September?
Daytime temperatures usually reach 18°C in Charlottetown in September, falling to 10°C at night.
How sunny is it in Charlottetown in September?
There are normally 6 hours of bright sunshine each day in Charlottetown in September - that's 45% of daylight hours.
How warm is the sea around Charlottetown in September?
The average sea temperature around Charlottetown in September is 16°C.
Does it rain in Charlottetown in September?
There are usually 12 days with some rain in Charlottetown in September and the average monthly rainfall is 90mm.
What is the chance of a hurricane in Charlottetown in September?
On average less than 1 day in September in Charlottetown is likely to be affected by the passage of one or more tropical storms.
Charlottetown September sunrise & sunset times
Browse the sunrise and sunset times for Charlottetown in September 2025. Select a month to view Charlottetown sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st September 2025 | 05:33 | 18:51 |
| Monday, 15th September 2025 | 05:51 | 18:23 |
| Tuesday, 30th September 2025 | 06:10 | 17:54 |
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