The climate in Dunedin during September can be summarized as cool and reasonably dry.
September is in the spring in Dunedin and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 5°C (41°F) is normal.
|Daytime temperature||11.9°C 53.3°F|
|Nightly temperature||5.2°C 41.3°F|
|Average temperature||8.5°C 47.3°F|
|Daily sunshine||4.7 hrs|
|Avg rainfall||42 mm 1.7 ins|
|Rainy days||16 days|
|Sea temperature||8.9°C 48°F|
|Windspeed||18.7kph 12 mph|
On average September is the driest month of the year in Dunedin with around 42mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.7 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 Dunedin in September 2023.
Best places to visit in September
|Hottest month:||January||17.7°C 63.9°F|
|Driest month:||September||42mm 1.7ins|
|Coldest month:||July||9°C 48.2°F|
|Wettest month:||January||68mm 2.7ins|