Palermo Weather in May
What's the weather like in Palermo (Sicily) in May 2025?
The climate in Palermo during May can be summarized as warm and dry.
May is in the spring in Palermo and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 15°C (58°F) is normal.
| Daytime temperature | 21.6°C 70.8°F |
|---|---|
| Nightly temperature | 14.5°C 58°F |
| Average temperature | 18°C 64.4°F |
| Daily sunshine | 9.3 hrs |
| Avg rainfall | 22 mm 0.9 ins |
| Rainy days | 5 days |
| Sea temperature | 18.4°C 65.2°F |
| Humidity | 71% |
| Windspeed | 13.7kph 9 mph |
On average May is the 4th driest month of the year in Palermo with around 22mm 0.9 inches of rain making it a dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.3 hours of sunshine per day.
May temperatures in Palermo
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Palermo in May 2025.
Other monthly averages
Palermo weather stats
| Hottest month: | August | 28.4°C 83.1°F |
|---|---|---|
| Driest month: | July | 5mm 0.2ins |
| Sunniest month: | July | 11.7hrs |
| Coldest month: | January | 13°C 55.4°F |
| Wettest month: | December | 88mm 3.5ins |
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