Go to Bovec in Slovenia
With mountains that linger in the blue sky, an emerald-green river Bovec offers picturesque scenes that are a must see for your bucket list.
Otočec Weather in May
Otočec in May sees pleasant daytime temperatures of 22°C (72°F) and nighttime lows of 10°C (50°F). Rainfall is fairly high this month at around 108 mm (4.3 in), so pack a rain jacket to stay dry.
Rainfall in Otočec in May
Historically, the month has about 16 days of rain, averaging 108 mm (4.3 in) in total. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Otočec in May
In May, Otočec sees pleasant temperatures, with highs of 22°C (72°F). Nights drop to around 10°C (50°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With lows of 10°C (50°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 Otočec in May
Enjoy a sunny month with about 230 hours of sunshine, the clear skies make Otočec even more beautiful.If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Otočec.
Otočec Temperature in May
Min Temperature
10°C (50°F)
Max Temperature
22°C (72°F)
Chance of Rain
52%
Precipitation
108 mm (4.3 in)
Rainy days
16 days
Humidity
68% *
Sunshine
230 hours *
Percentage Sunshine
55% *
* Data from: Zagreb, Croatia (54 KM, 33 Miles).
Otočec Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Otočec - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Otočec typically stay consistent throughout May, with daily highs averaging around 22°C (72°F). Nights are cool, with lows typically ranging from 8°C (46°F) to 11°C (52°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 records for Otočec in May
Browse day-by-day weather records for Otočec spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Otočec historical weather extremes in May
Based on 50 years of weather observations in Otočec between 1976 and 2026, these are the recorded extremes.
- The hottest May day on record in Otočec reached 33°C (91°F) (May 27, 2026).
- The lowest overnight temperature recorded in May was -2°C (28°F) (May 1, 1976).
Best Places in Slovenia in May
Find out more about the weather in Slovenia and which places have the best travel conditions in this month. See all of Slovenia in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Otočec in May
For Otočec in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Otočec in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Otočec 3-Day Forecast
More climate data for Otočec
Temperature Rainfall Sunshine Humidity
See the full Otočec climate overview or explore weather in Slovenia.
Popular in May
Where to go in May - average daytime high across popular destinations.
Maribor
21°C (70°F) Piran21°C (70°F) Ljubljana21°C (70°F) Portorož21°C (70°F) Bled
19°C (66°F) Bohinj
18°C (64°F) Bovec18°C (64°F) Kranjska Gora18°C (64°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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