The climate in Sérres during September can be summarized as warm and dry.
September is in the fall / autumn in Sérres and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 14°C (57°F) is normal.
| Daytime temperature | 26.1°C 79°F |
|---|---|
| Nightly temperature | 13.9°C 57°F |
| Average temperature | 20°C 68°F |
| Daily sunshine | 9.3 hrs |
| Avg rainfall | 28 mm 1.1 ins |
| Rainy days | 3 days |
| Sea temperature | 23.6°C 74.5°F |
| Humidity | 61% |
| Windspeed | 6.1kph 4 mph |
On average September is the driest month of the year in Sérres with around 28mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.3 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 Sérres in September 2025.
Best places to visit in September
| Hottest month: | July | 29.8°C 85.6°F |
|---|---|---|
| Driest month: | September | 28mm 1.1ins |
| Sunniest month: | August | 11hrs |
| Coldest month: | January | 6.7°C 44.1°F |
| Wettest month: | November | 62mm 2.4ins |