Milan weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: April – October
What is the weather like in Milan in September?
In September, Milan is warm: daytime highs average 23 °C, and nights cool down to about 14 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 9 rainy days and 110 mm in total. All in all, September is an excellent month for a holiday in Milan.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 77 | 82 | 72 |
| Day | 28° | 23° | 18° |
| Night | 19° | 14° | 10° |
| Sun | 9 h | 7 h | 5 h |
| Rain days | 11 | 9 | 10 |
More details for September
- Daylight
- 12 h 37 min07:00 – 19:37
- UV index
- 5 · moderateclear sky, noon (estimate)
- Muggy days
- 1 daydew point 18 °C or more
- Wind
- 10 km/haverage daily peak
- Cloud cover
- 48 %on average
- Hot days
- 0 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Rome
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %67 %
- Few rainy daysweight 30 %62 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Milan in September: quick answers
Is Milan hot in September?
Warm rather than hot: in September, daytime highs in Milan average 23 °C and nights cool to about 14 °C.
Does it rain much in Milan in September?
Rain is frequent, with about 9 rainy days and 110 mm in total.
Milan month by month
The whole year in MilanAll destinations: Italy
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)