Siirt Weather in September
What's the weather like in Siirt (Siirt) in September 2025?
The climate in Siirt during September can be summarized as hot and very dry.
September is in the fall / autumn in Siirt and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a warm 33°C (91°F), whilst at night 18°C (65°F) is normal.
| Daytime temperature | 32.7°C 90.8°F |
|---|---|
| Nightly temperature | 18.2°C 64.7°F |
| Average temperature | 25.4°C 77.7°F |
| Daily sunshine | 11.7 hrs |
| Avg rainfall | 6 mm 0.3 ins |
| Rainy days | 5 days |
| Sea temperature | 26.5°C 79.6°F |
| Humidity | 30% |
| Windspeed | 7.6kph 5 mph |
On average September is the 3rd driest month of the year in Siirt with around 6mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 11.7 hours of sunshine per day.
September temperatures in Siirt
September rainfall
September hourly sunshine
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 Siirt in September 2025.
Other monthly averages
Best places to visit in September
Siirt weather stats
| Hottest month: | July | 37°C 98.6°F |
|---|---|---|
| Driest month: | August | 1mm 0ins |
| Sunniest month: | July | 14.5hrs |
| Coldest month: | January | 6.3°C 43.3°F |
| Wettest month: | March | 112mm 4.4ins |
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