The climate in Roman during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Roman and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 10°C (49°F) is normal.
| Daytime temperature | 22.2°C 72°F |
|---|---|
| Nightly temperature | 9.6°C 49.3°F |
| Average temperature | 15.9°C 60.6°F |
| Daily sunshine | 7.2 hrs |
| Avg rainfall | 41 mm 1.6 ins |
| Rainy days | 8 days |
| Sea temperature | 20.9°C 69.6°F |
| Humidity | 78% |
| Windspeed | 7.9kph 5 mph |
On average September is the 6th wettest month of the year in Roman with around 41mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 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 Roman in September 2025.
Best places to visit in September
| Hottest month: | July | 25.9°C 78.6°F |
|---|---|---|
| Driest month: | January | 21mm 0.8ins |
| Sunniest month: | August | 9hrs |
| Coldest month: | January | -0.3°C 31.5°F |
| Wettest month: | June | 76mm 3ins |