Cagliari Weather in May
Cagliari in May sees high daytime temperatures of 24°C (75°F) and nighttime lows of 14°C (57°F). Moderate rainfall is typical, with around 34 mm (1.3 in) for the month.
Rainfall in Cagliari in May
Climate statistics over the past 30 years suggest around 7 days of rain, with 34 mm (1.3 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Cagliari in May
May tends to be one of the perfect months in Cagliari, with 24°C (75°F) in the afternoon and 14°C (57°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 14°C (57°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Cagliari in May
The days are predominantly sunny, with an estimated total of around 272 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.
Average water temperature in May
At 17°C (63°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Cagliari.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sardinia, check out our Cagliari's climate page.
Cagliari Temperature in May
Min Temperature
14°C (57°F)
Max Temperature
24°C (75°F)
Water Temperature
17°C (63°F)
Chance of Rain
25%
Precipitation
34 mm (1.3 in)
Rainy days
7 days
Humidity
71%
Sunshine
272 hours
Percentage Sunshine
61%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cagliari typically rise from around 21°C (70°F) at the start of May to approximately 25°C (77°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°F) to 15°C (59°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Cagliari in May
Browse day-by-day weather records for Cagliari spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cagliari historical weather extremes in May
The extremes listed below come from historical weather data collected in Cagliari from 1976 through 2026.
- The warmest day in May was on May 31, 1994, with a maximum of 34°C (93°F).
- The coldest May day was on May 6, 1979, with a maximum of 12°C (54°F).
- Nighttime temperatures dropped to 5°C (41°F) on May 7, 2019, marking the coldest May night on record.
Best Places in Sardinia in May
Find out more about the weather in Sardinia and which places have the best travel conditions in this month. See all of Sardinia in May →
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What to Wear in Cagliari in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers. The water temperature sits at about 17°C (63°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Cagliari in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sardinia, check out our Cagliari's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Cagliari climate overview or explore weather in Sardinia.
