The climate in Eirinoúpoli during September can be summarized as warm and dry.
September is in the fall / autumn in Eirinoúpoli and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (83°F), whilst at night 15°C (58°F) is normal.
| Daytime temperature | 28.3°C 82.9°F |
|---|---|
| Nightly temperature | 14.5°C 58.1°F |
| Average temperature | 21.4°C 70.5°F |
| Daily sunshine | 9 hrs |
| Avg rainfall | 29 mm 1.2 ins |
| Rainy days | 5 days |
| Sea temperature | 23.9°C 75°F |
| Humidity | 61% |
| Windspeed | 3.6kph 2 mph |
On average September is the 3rd driest month of the year in Eirinoúpoli with around 29mm 1.2 inches of rain making it a 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 9 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 Eirinoúpoli in September 2025.
Best places to visit in September
| Hottest month: | July | 32.1°C 89.8°F |
|---|---|---|
| Driest month: | August | 21mm 0.8ins |
| Sunniest month: | July | 11.8hrs |
| Coldest month: | January | 7.7°C 45.9°F |
| Wettest month: | November | 63mm 2.5ins |