The climate in Gýtheio during September can be summarized as warm and dry.
September is in the fall / autumn in Gýtheio and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (81°F), whilst at night 18°C (65°F) is normal.
| Daytime temperature | 27.4°C 81.3°F |
|---|---|
| Nightly temperature | 18.2°C 64.8°F |
| Average temperature | 22.8°C 73°F |
| Daily sunshine | 10.3 hrs |
| Avg rainfall | 18 mm 0.7 ins |
| Rainy days | 2 days |
| Sea temperature | 24.8°C 76.7°F |
| Humidity | 62% |
| Windspeed | 7.6kph 5 mph |
On average September is the 5th driest month of the year in Gýtheio with around 18mm 0.7 inches of rain making it a dry time to visit. This rainfall is typically spread over 2 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.3 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 Gýtheio in September 2025.
Best places to visit in September
| Hottest month: | July | 29.9°C 85.8°F |
|---|---|---|
| Driest month: | July | 4mm 0.2ins |
| Sunniest month: | July | 13.4hrs |
| Coldest month: | January | 13.5°C 56.3°F |
| Wettest month: | December | 124mm 4.9ins |