The climate in Argostólion during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Argostólion and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (81°F), whilst at night 17°C (63°F) is normal.
| Daytime temperature | 27.1°C 80.8°F | 
|---|---|
| Nightly temperature | 17.1°C 62.8°F | 
| Average temperature | 22.1°C 71.8°F | 
| Daily sunshine | 10.1 hrs | 
| Avg rainfall | 47 mm 1.8 ins | 
| Rainy days | 5 days | 
| Sea temperature | 25.1°C 77.1°F | 
| Humidity | 67% | 
| Windspeed | 7.2kph 5 mph | 
On average September is the 5th driest month of the year in Argostólion with around 47mm 1.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.1 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 Argostólion in September 2025.
Best places to visit in September
| Hottest month: | August | 29.9°C 85.8°F | 
|---|---|---|
| Driest month: | July | 9mm 0.4ins | 
| Sunniest month: | July | 13.6hrs | 
| Coldest month: | January | 13°C 55.4°F | 
| Wettest month: | December | 187mm 7.4ins | 
 
	 
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