Invercargill Weather in September

The climate in Invercargill during September can be summarized as cool and a little damp.

September is in the spring in Invercargill and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 4°C (39°F) is normal.

On average September is the 5th driest month of the year in Invercargill with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 18 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 Invercargill in September 2024.