Trieste Weather in May

Trieste in May averages 21°C (70°F) during the day and 13°C (55°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Trieste in May

Rain is expected on roughly 14 days, totalling around 121 mm (4.8 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Trieste in May

Trieste in May gets highs of 21°C (70°F) during the day and drops to 13°C (55°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Trieste in May

The month enjoys around 227 hours of sunshine, creating mostly sunny days with good weather conditions.

Average water temperature in May

With water at 17°C (63°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

For Trieste itself, July generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Italy, check out our Trieste's climate page.

Trieste Temperature in May

Min Temperature 13°C (55°F)  

Max Temperature 21°C (70°F)  

Water Temperature 17°C (63°F) *  

Chance of Rain 48%  

Precipitation 121 mm (4.8 in)  

Rainy days 14 days  

Humidity 64% *  

Sunshine 227 hours *  

Percentage Sunshine 51% *  

* Data from: Triest, Italy (2 KM, 1 Miles).

What to Wear in Trieste in May

Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Trieste in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Italy, check out our Trieste's climate page.

More climate data for Trieste

Temperature Rainfall Sunshine Humidity Water Temp

See the full Trieste climate overview or explore weather in Italy.