Rijeka Weather in May

With daytime temperatures of 20°C (68°F) and nighttime lows of 11°C (52°F), May in Rijeka brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 136 mm (5.4 in) falls on average.

Rainfall in Rijeka in May

Typically, you can expect about 15 days of rain this month, with 136 mm (5.4 in) on average. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Rijeka in May

In May, Rijeka gets pleasant temperatures, with highs of 20°C (68°F). Nights cool to around 11°C (52°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Rijeka in May

Enjoy a sunny month with about 234 hours of sunshine, the clear skies make Rijeka even more beautiful.

Average water temperature in May

At 18°C (64°F), the water is getting there — comfortable enough for most swimmers, though those used to warmer seas may still find it a touch cool.

If you prefer enjoying temperate temperatures and rain-free days, July typically offers 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 Croatia, check out our Rijeka's climate page.

Rijeka Temperature in May

Min Temperature 11°C (52°F)  

Max Temperature 20°C (68°F)  

Water Temperature 18°C (64°F)  

Chance of Rain 51%  

Precipitation 136 mm (5.4 in)  

Rainy days 15 days  

Humidity 64%  

Sunshine 234 hours  

Percentage Sunshine 57%  

What to Wear in Rijeka 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. Prepare for significant rainfall with proper waterproof clothing and shoes. With water temperatures around 18°C (64°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Rijeka 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 Croatia, check out our Rijeka's climate page.

More climate data for Rijeka

Temperature Rainfall Sunshine Humidity Water Temp

See the full Rijeka climate overview or explore weather in Croatia.