The climate in Saint-Pierre during September can be summarized as mild and reasonably dry.
September is in the spring in Saint-Pierre and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 13°C (56°F) is normal.
|Daytime temperature||21°C 69.8°F|
|Nightly temperature||13.4°C 56.1°F|
|Average temperature||17.2°C 63°F|
|Daily sunshine||6.8 hrs|
|Avg rainfall||53 mm 2.1 ins|
|Rainy days||13 days|
|Sea temperature||23.3°C 74°F|
|Windspeed||14.2kph 9 mph|
On average September is the driest month of the year in Saint-Pierre with around 53mm 2.1 inches of rain making it a reasonably dry 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 6.8 hours of sunshine per day.
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 Saint-Pierre in September 2021.
|Hottest month:||February||25.5°C 77.9°F|
|Driest month:||September||53mm 2.1ins|
|Coldest month:||August||19.9°C 67.8°F|
|Wettest month:||January||226mm 8.9ins|