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Palermo in May: Weather, Average temperature and Climate

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

Weather in Palermo in May 2024

Good Weather
Mild
☁️
Cloudy
Planning a trip to Palermo in May? You are in luck! The weather is generally good, with an average maximum temperature of +22°C and approximately 11 sunny days. Just be prepared for some rain, as there are usually around 4 rainy days and 40 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+22°C
Avg. max. temperature
+11°C
Min.
+39°C
Max.
40 mm
Total precipitation
67%
Avg. humidity
1 m/s
Avg. wind
11 ☀️
Sunny Days
16 ⛅️
Cloudy
4 🌦
Rainy
Our opinion: Palermo has good weather in May.

Average temperature in Palermo in May

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

Going from a maximum of +33°C during the day to a minimum of +13°C during the night, the temperature in May averages around +25°C.

The average maximum temperature goes up 55% by the end of the month, compared with the beginning of the month, from +21°C to +32°C.

Is Palermo warm or cold in May?

Palermo is typically mild in May.

Maximum temperatures go up compared to the previous month from +19°C to +22°C. The minimum temperature also goes up from +13°C to +17°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 Palermo:

Climate in Palermo in May

Palermo weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+19°C+22°C+27°C
Min. temperature
+8°C+11°C+14°C
Max. temperature
+34°C+39°C+44°C
Rainfall
64 mm40 mm16 mm
Wind
1 m/s1 m/s1 m/s
Humidity
71%67%63%
Air pressure
1012 HPa1013 HPa1013 HPa
Sunny days
71119
Cloudy days
16169
Rainy days
742
Snowy days
000

May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +19°C to +22°C during the day. As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 64 mm to 40 mm. It feels drier, as humidity decreases from 71% to 67%. The average wind speed doesn’t change much during May, staying around 1 m/s. The good news is there are likely to be more sunny days in May, from 7 to 11.

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

Wind

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

The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Palermo 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 Palermo based on historical data.
Last Year
Historical Data
Total precipitation in May is about 129 mm, with a 23% chance of rain on a typical day. The maximum amount of rainfall per day is around 38 mm, which is moderate rain. On average, there are about 7 rainy days during May, so prepare to bring an umbrella.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Palermo wettest month is March, where a typical day has a 26% chance of precipitation and 92 mm of rainfall per day. July, on the other hand, is the driest month with a mere 3% chance of precipitation and 8 mm of rainfall per day.

How was the weather last May in Palermo?

This is the weather in Palermo in May 2023:
1 May
☁️
+21°C
2 May
☀️
+20°C
3 May
☁️
+21°C
4 May
☁️
+22°C
5 May
☁️
+27°C
6 May
🌧️
+22°C
7 May
🌧️
+18°C
8 May
🌧️
+20°C
9 May
☁️
+18°C
10 May
☁️
+22°C
11 May
☀️
+23°C
12 May
☀️
+25°C
13 May
☀️
+25°C
14 May
☀️
+26°C
15 May
☀️
+26°C
16 May
☀️
+27°C
17 May
☀️
+26°C
18 May
☀️
+26°C
19 May
☀️
+26°C
20 May
☀️
+25°C
21 May
☀️
+25°C
22 May
☀️
+26°C
23 May
☀️
+29°C
24 May
☀️
+30°C
25 May
☁️
+33°C
26 May
☁️
+30°C
27 May
☁️
+29°C
28 May
🌧️
+24°C
29 May
☀️
+28°C
30 May
☀️
+31°C
31 May
☀️
+32°C
In May 2023 Palermo had 18 sunny days, 9 cloudy days, and 4 rainy days. The average maximum temperature was +25°C, with an absolute maximum of +33°C and a minimum of +18°C. The average humidity was 53%, with a maximum of 95% and a minimum of 13%. The average wind speed was 1 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change over Years

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

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

The average temperature was the lowest in 2019 (+24°C) and the highest in 1999 (+31°C). The driest year was 2017 with only 1 mm of rainfall, and the wettest year was 2022 with 129 mm.

FAQ

Frequently asked questions about the weather in Palermo in May:

Is May a good time to visit Palermo?

May is a really good time to go to Palermo. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Palermo.

Can you sunbathe in Palermo in May?

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

Is Palermo rainy in May?

Palermo is usually dry in May. Plan your packing around outdoor activities and exploring.

Is it sunny in Palermo in May?

The amount of sunny days in Palermo during May varies; prepare for a mix of clouds and sun.

Other cities in Italy

Check out the weather for other cities in Italy.

Monthly weather in Palermo

Source of the data

For this page, we’ve looked at the typical weather in Palermo, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

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.