Lugano
September
Weather in Lugano for September 2025
Your guide to Lugano weather in September - trends and predictions
Until now, September 2025 in Lugano is cooler than usual, with temperatures averaging 21.5 °C, this is -2.1 °C below the typical seasonal average.
The forecast for the next days in Lugano predicts temperatures to be around 23 °C, close to the historical average.
In general, the average temperature in Lugano at the beginning of September is 24 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.4 °C by the end of September.
Lugano experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 194.7 mm.
Temperatures
Rain 🌧️
6
Dry days
24
Rainy days
0
Snow days
22°/8°
Temperatures
10 km/h
Avg max wind
77 %
Avg humidity
Lugano Weather September
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Temperatures trend during September in Lugano
See the weather trend as well as the moving average line
September weather in Lugano day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 23° /9° | 7.1 mm | 5 | |
| 2 Sept. |  Partly cloudy | 25° /8° | 6.8 mm | 6 | |
| 3 Sept. | Partly cloudy | 25° /9° | 2.2 mm | 6 | |
| 4 Sept. |  Cloudy | 25° /10° | 8.4 mm | 6 | |
| 5 Sept. | Light rain shower | 21° /9° | 20.3 mm | 5 | |
| 6 Sept. |  Sunny | 24° /8° | 0.8 mm | 6 | |
| 7 Sept. | Sunny | 25° /8° | 0 mm | 6 | |
| 8 Sept. | Sunny | 24° /10° | 2.6 mm | 6 | |
| 9 Sept. | Light rain shower | 24° /9° | 5.7 mm | 6 | |
| 10 Sept. | Sunny | 24° /8° | 3.6 mm | 6 | |
| 11 Sept. | Sunny | 24° /8° | 1.3 mm | 6 | |
| 12 Sept. | Partly cloudy | 22° /7° | 2.9 mm | 6 | |
| 13 Sept. |  Moderate or heavy rain shower | 20° /6° | 24.9 mm | 5 | |
| 14 Sept. | Moderate or heavy rain shower | 21° /5° | 3.6 mm | 5 | |
| 15 Sept. | Patchy rain possible | 23° /8° | 0.3 mm | 1.1 | |
| 16 Sept. | Patchy rain possible | 24° /8° | 1.1 mm | 1 | |
| 17 Sept. | Sunny | 22° /7° | 0 mm | 1 | |
| 18 Sept. | Sunny | 24° /8° | 0 mm | 1.5 | |
| 19 Sept. | Sunny | 26° /10° | 0 mm | 4 | |
| 20 Sept. | Sunny | 27° /12° | 0 mm | 5 | |
| 21 Sept. | Sunny | 26° /12° | 0 mm | 5 | |
| 22 Sept. | Patchy rain possible | 24° /12° | 1.7 mm | 4 | |
| 23 Sept. | Patchy rain possible | 22° /11° | 0.6 mm | 4 | |
| 24 Sept. |  Moderate rain | 23° /13° | 5.7 mm | 4 | |
| 25 Sept. | Moderate rain | 17° /11° | 12.1 mm | 3 | |
| 26 Sept. | Patchy rain possible | 21° /8° | 0.3 mm | 3 | |
| 27 Sept. | Patchy rain possible | 20° /6° | 0.2 mm | 3 | |
| 28 Sept. | Sunny | 21° /5° | 5.5 mm | 5 | |
| 29 Sept. | Sunny | 20° /5° | 0 mm | 6 | |
| 30 Sept. | Sunny | 21° /7° | 0.2 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Lugano in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Lugano forecast closer to your planned date for the most up-to-date weather information.
Change Month
Lugano in September - FAQ
What are the expected maximum and minimum temperatures in Lugano during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lugano during September?
Significant rainfall exceeding 194.7 mm is expected in Lugano during September, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Lugano during September?
The average wind speed in Lugano during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Lugano
Explore the daily rainfall trends and prepare for Luganos September weather 💧
UV exposure in Lugano during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
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