Banja Luka Weather in May
During May, Banja Luka experiences high daytime temperatures of 23°C (73°F) and cooler nights around 10°C (50°F). As the wettest month of the year, expect frequent rainfall.
Rainfall in Banja Luka in May
An umbrella might come in handy since it is the wettest month of the year. Records from the past 30 years suggest around 14 days of rain, with 115 mm (4.5 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Banja Luka in May
Daytime highs in Banja Luka in May reach 23°C (73°F), with nights around 10°C (50°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 10°C (50°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 Banja Luka in May
Enjoy a sunny month with about 202 hours of sunshine, the clear skies make Banja Luka even more beautiful.Should you favor a climate that's both dry and comfortably warm, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bosnia and Herzegovina, check out our Banja Luka's climate page.
Banja Luka Temperature in May
Min Temperature
10°C (50°F)
Max Temperature
23°C (73°F)
Chance of Rain
45%
Precipitation
115 mm (4.5 in)
Rainy days
14 days
Humidity
70%
Sunshine
202 hours
Percentage Sunshine
44%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Banja Luka typically stay consistent throughout May, with daily highs averaging around 23°C (73°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 12°C (54°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 for Banja Luka in May
Browse day-by-day weather records for Banja Luka spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Banja Luka historical weather extremes in May
According to our 33 years of weather records for Banja Luka, the following extremes were recorded between 1993 and 2026.
- The warmest day in May was on May 28, 2008, with a maximum of 35°C (95°F).
- Nighttime temperatures dropped to 1°C (34°F) on May 6, 2011, marking the coldest May night on record.
Best Places in Bosnia and Herzegovina in May
Find out more about the weather in Bosnia and Herzegovina and which places have the best travel conditions in this month. See all of Bosnia and Herzegovina in May →
perfect weather
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unpleasant
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What to Wear in Banja Luka 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Banja Luka in May
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 Bosnia and Herzegovina, check out our Banja Luka's climate page.
Temperature Rainfall Sunshine Humidity
See the full Banja Luka climate overview or explore weather in Bosnia and Herzegovina.
