The climate in Bremerton during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Bremerton and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 10°C (51°F) is normal.
|Daytime temperature||20.7°C 69.3°F|
|Nightly temperature||10.3°C 50.5°F|
|Average temperature||15.5°C 59.9°F|
|Daily sunshine||7.7 hrs|
|Avg rainfall||51 mm 2 ins|
|Rainy days||9 days|
|Sea temperature||12.8°C 55.1°F|
|Windspeed||11.2kph 7 mph|
On average September is the 5th driest month of the year in Bremerton with around 51mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 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 September 2019.
|Hottest month:||August||23.4°C 74.1°F|
|Driest month:||July||21mm 0.8ins|
|Coldest month:||January||7.3°C 45.1°F|
|Wettest month:||December||193mm 7.6ins|