Greymouth Weather in September

What's the weather like in Greymouth (West Coast) in September 2024?

The climate in Greymouth during September can be summarized as cool and very wet.

September is in the spring in Greymouth and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 14°C (56°F), whilst at night 5°C (42°F) is normal.

Greymouth weather averages (imperial / metric)
Daytime temperature 13.5°C 56.3°F
Nightly temperature 5.3°C 41.5°F
Average temperature 9.4°C 48.9°F
Daily sunshine 4.8 hrs
Avg rainfall 302 mm 11.9 ins
Rainy days 21 days
Sea temperature 12.9°C 55.3°F
Humidity 84%
Windspeed 11.2kph 7 mph

On average September is the 3rd wettest month of the year in Greymouth with around 302mm 11.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.8 hours of sunshine per day.

September temperatures in Greymouth

Greymouth average temperature in September

September rainfall

Greymouth average rain in September

September hourly sunshine

Greymouth average rain in September

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 Greymouth in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Greymouth weather stats

Greymouth weather statistics
Hottest month: February 19.9°C 67.8°F
Driest month: February 183mm 7.2ins
Sunniest month: February 6.5hrs
Coldest month: July 10.6°C 51.1°F
Wettest month: November 311mm 12.2ins
Map showing location of Greymouth (-42.46667, 171.2) Greymouth map pin © Google

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