The climate in Hangu during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Hangu and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 19°C (65°F), whilst at night 6°C (42°F) is normal.
| Daytime temperature | 18.6°C 65.4°F | 
|---|---|
| Nightly temperature | 5.7°C 42.2°F | 
| Average temperature | 12.1°C 53.8°F | 
| Daily sunshine | 6.7 hrs | 
| Avg rainfall | 48 mm 1.9 ins | 
| Rainy days | 9 days | 
| Sea temperature | 20.4°C 68.7°F | 
| Humidity | 80% | 
| Windspeed | 9kph 6 mph | 
On average September is the 6th wettest month of the year in Hangu with around 48mm 1.9 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 6.7 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 Hangu in September 2025.
Best places to visit in September
| Hottest month: | July | 21.7°C 71.1°F | 
|---|---|---|
| Driest month: | February | 31mm 1.2ins | 
| Sunniest month: | August | 8hrs | 
| Coldest month: | January | -2.2°C 28°F | 
| Wettest month: | June | 105mm 4.1ins |