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Izola Weather in April

During April, Izola experiences moderate daytime temperatures of 16°C (61°F) and cooler nights around 10°C (50°F). Expect quite a bit of rainfall. Around 97 mm (3.8 in) is typical.

Rainfall in Izola in April

You can typically expect 13 days of rain this month, averaging around 97 mm (3.8 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Izola in April

Izola in April gets highs of 16°C (61°F) during the day and drops to 10°C (50°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 10°C (50°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Izola in April

Enjoy a sunny month with about 197 hours of sunshine, the clear skies make Izola even more beautiful.

For Izola itself, June, July and August generally stand 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.

Select a Month

Check the conditions for any month of the year.

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

Izola Temperature in April

Min TemperatureMin Temperature 10°C (50°F)  
Max TemperatureMax Temperature 16°C (61°F)  
Chance of RainChance of Rain 44%  
PrecipitationPrecipitation 97 mm (3.8 in)  
Rainy daysRainy days 13 days  
HumidityHumidity 55% *  
SunshineSunshine 197 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Portorož, Slovenia (6 KM, 3 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Izola typically stay consistent throughout April, with daily highs averaging around 16°C (61°F). Nights are cool, with lows typically ranging from 6°C (43°F) to 10°C (50°F).

Average temperatures in April

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 April

Historical weather for Izola in April

Browse day-by-day weather records for Izola spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Izola historical weather extremes in April

According to our 50 years of weather records for Izola, the following extremes were recorded between 1976 and 2026.

  • On April 28, 2012, temperatures climbed to 28°C (82°F), marking the warmest April day on record.
  • The coldest April day was on April 18, 1991, with a maximum of 6°C (43°F).
  • The coldest night in April in Izola was on April 8, 2003, with a minimum of -5°C (23°F).

Best Places in Slovenia in April

Find out more about the weather in Slovenia and which places have the best travel conditions in this month. See all of Slovenia in April →

Map not visible? Whoops sorry! Please refresh the page.
Legend 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 Izola in April

Pleasant temperatures in April 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Izola in April

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

Swimming
5/10
Cycling
6/10
Walking
6/10
Barbeque
6/10
Camping
4/10
Outdoor sports
9/10

Select a Month

Check the conditions for any month of the year.

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

More climate data for Izola