The climate in Călăţele during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Călăţele and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 19°C (65°F), whilst at night 8°C (46°F) is normal.
| Daytime temperature | 18.5°C 65.2°F | 
|---|---|
| Nightly temperature | 7.8°C 46°F | 
| Average temperature | 13.1°C 55.6°F | 
| Daily sunshine | 7 hrs | 
| Avg rainfall | 52 mm 2 ins | 
| Rainy days | 10 days | 
| Sea temperature | 21°C 69.9°F | 
| Humidity | 78% | 
| Windspeed | 9.7kph 6 mph | 
On average September is the 6th driest month of the year in Călăţele with around 52mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 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 Călăţele in September 2025.
Best places to visit in September
| Hottest month: | July | 21.5°C 70.7°F | 
|---|---|---|
| Driest month: | March | 40mm 1.6ins | 
| Sunniest month: | August | 8.6hrs | 
| Coldest month: | January | -0.5°C 31.1°F | 
| Wettest month: | June | 113mm 4.4ins |