Sfântu-Gheorghe Weather in September
What's the weather like in Sfântu-Gheorghe (Covasna) in September 2025?
The climate in Sfântu-Gheorghe during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Sfântu-Gheorghe and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 20°C (67°F), whilst at night 6°C (43°F) is normal.
| Daytime temperature | 19.5°C 67°F |
|---|---|
| Nightly temperature | 6°C 42.7°F |
| Average temperature | 12.7°C 54.9°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 53 mm 2.1 ins |
| Rainy days | 9 days |
| Sea temperature | 21.5°C 70.6°F |
| Humidity | 80% |
| Windspeed | 7.2kph 5 mph |
On average September is the 6th wettest month of the year in Sfântu-Gheorghe with around 53mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
September temperatures in Sfântu-Gheorghe
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 Sfântu-Gheorghe in September 2025.
Other monthly averages
Best places to visit in September
Sfântu-Gheorghe weather stats
| Hottest month: | July | 22.4°C 72.3°F |
|---|---|---|
| Driest month: | February | 33mm 1.3ins |
| Sunniest month: | August | 7.9hrs |
| Coldest month: | January | -1.3°C 29.7°F |
| Wettest month: | June | 107mm 4.2ins |
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