Piran Weather in April
April in Piran averages 16°C (61°F) during the day and 11°C (52°F) at night. Quite a bit of rainfall is typical this month, with around 89 mm (3.5 in) on average. An umbrella is a good idea.
Rainfall in Piran in April
Historically, the month has about 13 days of rain, averaging 89 mm (3.5 in) in total. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Piran in April
In April, Piran gets moderate temperatures, with highs of 16°C (61°F). Nights cool to around 11°C (52°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Piran in April
With approximately 197 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If your ideal day consists of dry skies and pleasant temperatures, May, June, July and August typically offer the best circumstances for Piran.
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 Piran's climate page.
Piran Temperature in April
Min Temperature
11°C (52°F)
Max Temperature
16°C (61°F)
Chance of Rain
44%
Precipitation
89 mm (3.5 in)
Rainy days
13 days
Humidity
55% *
Sunshine
197 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Piran 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 Piran in April
Browse day-by-day weather records for Piran spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Piran historical weather extremes in April
The extremes listed below come from historical weather data collected in Piran from 1976 through 2026.
- The hottest April day on record in Piran reached 28°C (82°F) (April 28, 2012).
- The coldest April day was on April 18, 1991, with a maximum of 7°C (45°F).
- Piran registered its coldest April night on April 8, 2003, with temperatures dropping to -3°C (27°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 →
perfect weather
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What to Wear in Piran in April
Pack for changing conditions in Piran in April. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Piran in April
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 Slovenia, check out our Piran's climate page.
Temperature Rainfall Sunshine Humidity
See the full Piran climate overview or explore weather in Slovenia.
