Lugano 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
Good
Best time to visit: April – October
What is the weather like in Lugano in September?
In September, Lugano is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 10 rainy days and 133 mm in total. All in all, September is a good month for a holiday in Lugano.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 80 | 79 | 70 |
| Day | 26° | 22° | 17° |
| Night | 18° | 14° | 10° |
| Sun | 8 h | 7 h | 5 h |
| Rain days | 12 | 10 | 11 |
More details for September
- Daylight
- 12 h 37 min07:01 – 19:38
- UV index
- 5 · moderateclear sky, noon (estimate)
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 9 km/haverage daily peak
- Cloud cover
- 53 %on average
- Hot days
- 0 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Zurich
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %58 %
- Few rainy daysweight 30 %57 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in September
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Lugano in September: quick answers
Is Lugano hot in September?
Warm rather than hot: in September, daytime highs in Lugano average 22 °C and nights cool to about 14 °C.
Does it rain much in Lugano in September?
Rain is frequent, with about 10 rainy days and 133 mm in total.
Lugano month by month
The whole year in LuganoAll destinations: Switzerland
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)