Rome Weather in September
September in Rome brings high temperatures, with highs of 25°C (77°F) and nights dropping to 20°C (68°F). Rainfall is on the higher side this month, averaging around 94 mm (3.7 in), so keep a rain jacket handy.
Rainfall in Rome in September
On average, there are about 9 days with rain during this month, averaging 94 mm (3.7 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Rome in September
September is a perfect month in Rome, with 25°C (77°F) during the day and 20°C (68°F) at night. The summer season is characteristic of September. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 20°C (68°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Rome in September
The month enjoys around 237 hours of sunshine, creating mostly sunny days with good weather conditions.
Wind Speed in Rome in September
September has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Italy, check out our Rome's climate page.
Rome Temperature in September
Min Temperature
20°C (68°F)
Max Temperature
25°C (77°F)
Chance of Rain
29%
Precipitation
94 mm (3.7 in)
Rainy days
9 days
Humidity
75%
Windspeed
3 m/s (6 knots)
Sunshine
237 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Rome typically stay consistent throughout September, with daily highs averaging around 25°C (77°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 18°C (64°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Rome in September
Browse day-by-day weather records for Rome spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Rome historical weather extremes in September
The extremes listed below come from historical weather data collected in Rome from 1976 through 2025.
- Rome recorded its highest September temperature of 37°C (99°F) on September 5, 1982.
- The coldest September day was on September 27, 2020, with a maximum of 17°C (63°F).
- Rome registered its coldest September night on September 30, 1995, with temperatures dropping to 7°C (45°F).
Best Places in Italy in September
Find out more about the weather in Italy and which places have the best travel conditions in this month. See all of Italy in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Rome in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Rome in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Italy, check out our Rome's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Rome climate overview or explore weather in Italy.
