What to pack for Rome in September
- t-shirts and light layers
- a light jacket for evenings
- a packable rain layer
Humidity averages 70%; max daily wind around 16 km/h.
How September compares
Best months in Rome: February–May & September–October. See the full best time to visit Rome guide.
Rome in September: the details
In September, Rome sees average daytime highs of 28°C (82°F) and overnight lows of 18°C (64°F). Rainfall totals roughly 88 mm across 8.7 rainy days, and the sun shines about 10.9 hours per day with 12.3 hours of daylight mid-month. Relative humidity averages 70%.
In context: September is the 4th-warmest month and the 4th-wettest in Rome. The sunniest month is July (13.8 h/day).
| Metric | September average |
|---|---|
| Daytime high | 28°C / 82°F |
| Overnight low | 18°C / 64°F |
| Rainfall | 88 mm over 8.7 rainy days |
| Sunshine | 10.9 h/day (12.3 h daylight) |
| Humidity | 70% |
| Travel score | 8.9 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Rome, Italy (41.89, 12.51) — see our methodology. Actual conditions vary year to year.
Not set on Rome? Browse the best places to visit in September ranked by travel score.
Frequently asked questions
How hot is Rome in September?
Daytime highs in Rome in September average 28°C (82°F); nights drop to about 18°C.
Does it rain in Rome in September?
Expect around 8.7 rainy days and 88 mm of rainfall in September.
Is September a good time to visit Rome?
September is one of the best months to visit Rome. Overall travel score: 8.9/10. The best months are February–May & September–October.
Also good in September, near Rome
Where should you go next month?
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