The climate in Dahūk during September can be summarized as hot and very dry.
September is in the fall / autumn in Dahūk and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a warm 35°C (94°F), whilst at night 18°C (65°F) is normal.
| Daytime temperature | 34.6°C 94.2°F | 
|---|---|
| Nightly temperature | 18.1°C 64.5°F | 
| Average temperature | 26.3°C 79.3°F | 
| Daily sunshine | 12.1 hrs | 
| Avg rainfall | 2 mm 0.1 ins | 
| Rainy days | 3 days | 
| Sea temperature | 27.1°C 80.7°F | 
| Humidity | 31% | 
| Windspeed | 6.5kph 4 mph | 
On average September is the 3rd driest month of the year in Dahūk with around 2mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 12.1 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 Dahūk in September 2025.
Best places to visit in September
| Hottest month: | July | 38.7°C 101.7°F | 
|---|---|---|
| Driest month: | July | 0mm 0ins | 
| Sunniest month: | July | 14.7hrs | 
| Coldest month: | January | 8.4°C 47.1°F | 
| Wettest month: | March | 105mm 4.1ins |