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Lugano in May: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Lugano in May will be like? Take a look at our weather guide for Lugano, based on historical data.
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May

Weather in Lugano in May 2025

OK Weather
Mild
🌧️
Rainy
If you plan to visit Lugano in May, the weather is typically alright, with an average high temperature of +20°C during the day and approximately 4 sunny days. Expect some rainy, though, as there are typically 16 rainy days in the month and around 201 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+20°C
Avg. max. temperature
-3°C
Min.
+31°C
Max.
201 mm
Total precipitation
71%
Avg. humidity
1 m/s
Avg. wind
4 ☀️
Sunny Days
6 ⛅️
Cloudy
16 🌦
Rainy
Our opinion: Lugano has OK weather in May.

Average temperature in Lugano in May

Here are the expected maximum, average and minimum temperatures in Lugano for May based on the historical data.
Last Year
Historical Data

Going from a maximum of +28°C during the day to a minimum of +8°C during the night, the temperature in May averages around +21°C.

The average maximum temperature goes up 45% by the end of the month, compared with the beginning of the month, from +14°C to +23°C.

Is Lugano warm or cold in May?

Lugano is typically mild in May.

Maximum temperatures go up compared to the previous month from +16°C to +20°C. The minimum temperature also goes up from +7°C to +11°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how May is compared to other months in Lugano:

Climate in Lugano in May

Lugano weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+16°C+20°C+24°C
Min. temperature
-6°C-3°C+3°C
Max. temperature
+31°C+31°C+36°C
Rainfall
163 mm201 mm178 mm
Wind
2 m/s1 m/s1 m/s
Humidity
67%71%70%
Air pressure
1013 HPa1014 HPa1014 HPa
Sunny days
745
Cloudy days
666
Rainy days
141613
Snowy days
100

May weather is still as ok as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +16°C to +20°C during the day. Prepare for more rain. Average rainfall goes from 163 mm to 201 mm. Humidity rises from 67% to 71%. Winds are calmer in comparison to April, going down from 2 m/s to 1 m/s on average. The days becoming less sunny, going from 7 sunny days in April to 4 in May.

But maybe it is worth considering traveling in June as the weather gets better.

Wind

Wind speed in Lugano in May based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Lugano is gradually increasing during May, going from 1 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Lugano based on historical data.
Last Year
Historical Data
Typically, there is a 71% chance of rain on an average day in May, with total rainfall of approximately 198 mm. The maximum amount of rainfall per day is around 23 mm, which is considered light rain. May is a pretty wet month with over 22 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
May is one of the rainiest months in Lugano, here is a comparison with other months, total mm:
Lugano wettest month is October, where a typical day has a 45% chance of precipitation and 213 mm of rainfall per day. January, on the other hand, is the driest month with a mere 16% chance of precipitation and 48 mm of rainfall per day.

How was the weather last May in Lugano?

This is the weather in Lugano in May 2023:
1 May
🌧️
+14°C
2 May
☀️
+23°C
3 May
☀️
+22°C
4 May
☁️
+23°C
5 May
☀️
+24°C
6 May
☀️
+25°C
7 May
🌧️
+24°C
8 May
☁️
+23°C
9 May
🌧️
+19°C
10 May
🌧️
+18°C
11 May
☁️
+19°C
12 May
🌧️
+16°C
13 May
🌧️
+19°C
14 May
🌧️
+19°C
15 May
☀️
+24°C
16 May
☀️
+21°C
17 May
☁️
+18°C
18 May
☁️
+19°C
19 May
🌧️
+14°C
20 May
🌧️
+15°C
21 May
☁️
+21°C
22 May
☀️
+25°C
23 May
☀️
+28°C
24 May
🌧️
+20°C
25 May
🌧️
+23°C
26 May
☀️
+28°C
27 May
🌧️
+25°C
28 May
🌧️
+25°C
29 May
☀️
+25°C
30 May
☀️
+25°C
31 May
☁️
+23°C
In May 2023 Lugano had 11 sunny days, 7 cloudy days, and 13 rainy days. The average maximum temperature was +21°C, with an absolute maximum of +28°C and a minimum of +14°C. The average humidity was 78%, with a maximum of 100% and a minimum of 37%. The average wind speed was 1 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change over Years

This is how Lugano climate have been changing during last 43 years period.

The climate in Lugano in May has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+15°C) and the highest in 2022 (+20°C). The driest year was 2005 with only 806 mm of rainfall, and the wettest year was 2014 with 3105 mm.

FAQ

Frequently asked questions about the weather in Lugano in May:

Is May a good time to visit Lugano?

It’s always a good time to visit Lugano, but the weather is changeable in May, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Lugano in May?

May has mild temperatures in Lugano. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Lugano rainy in May?

Lugano is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Lugano in May?

Usually, it’s not very sunny in Lugano in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Switzerland

Check out the weather for other cities in Switzerland.

Monthly weather in Lugano

Source of the data

For this page, we’ve looked at the typical weather in Lugano, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.