Bonavista Weather in September
What's the weather like in Bonavista (Newfoundland and Labrador) in September 2025?
The climate in Bonavista during September can be summarized as mild and a little damp.
September is in the fall / autumn in Bonavista and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 8°C (47°F) is normal.
| Daytime temperature | 15.1°C 59.1°F |
|---|---|
| Nightly temperature | 8.2°C 46.7°F |
| Average temperature | 11.6°C 52.9°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 94 mm 3.7 ins |
| Rainy days | 13 days |
| Sea temperature | 11.8°C 53.2°F |
| Humidity | 83% |
| Windspeed | 25.2kph 16 mph |
On average September is the 6th wettest month of the year in Bonavista with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
September temperatures in Bonavista
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Bonavista in September 2025.
Other monthly averages
Best places to visit in September
Bonavista weather stats
| Hottest month: | August | 18.7°C 65.7°F |
|---|---|---|
| Driest month: | July | 66mm 2.6ins |
| Sunniest month: | July | 7.7hrs |
| Coldest month: | February | -2.2°C 28°F |
| Wettest month: | October | 123mm 4.8ins |
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