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May Weather in Banja Luka, Bosnia and Herzegovina

Last updated: August 22, 2025

In May, the average temperature in Banja Luka, Bosnia and Herzegovina hovers around 16°C (61°F). Expect a range that can dip to a brisk 0°C (33°F) and soar up to a warm 32°C (90°F). Rain is not uncommon, with 127 mm (5.0 in) of precipitation spread over 16 days, resulting in an average humidity level of 70%. Stay prepared for a mix of weather!

May Temperature in Banja Luka

In May in Banja Luka, the average temperature is 16°C (61°F). Maximums can reach 32°C (90°F), and minimums can be as low as 0°C (33°F). This varied weather makes Banja Luka an ideal destination for travelers looking to experience a wide range of outdoor activities and enjoy the beautiful scenery.

May Weather in Banja Luka: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Banja Luka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Banja Luka, May typically has an average temperature of 16°C (61°F), with highs reaching up to 32°C (90°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec344044526069717263544539
Data source: Temperature data for Banja Luka generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Banja Luka

In Banja Luka in May, the precipitation amount is 127 mm (5.0 in), distributed over 16 days.

May Precipitation Trends in Banja Luka

The chart displays monthly precipitation patterns in Banja Luka, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Banja Luka, May typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec6574708612710310077679475105
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Banja Luka

In Banja Luka in May humidity is 70%. With an average temperature of 16°C (61°F), this humidity feels like a warm, damp blanket wrapping around you, making travel somewhat uncomfortable as you navigate the sticky air while trying to enjoy your surroundings.

May Average Humidity in Banja Luka

This chart illustrates the average monthly humidity levels in Banja Luka, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Banja Luka is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%83%75%72%70%69%64%51%62%81%87%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Banja Luka

In Banja Luka in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Banja Luka.

Maximum UV Index Levels in Banja Luka for May

The chart shows the monthly maximum UV Index (UVI) for Banja Luka in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Banja Luka typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Banja Luka May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Banja Luka Compares to Other Months

Weather in Banja Luka varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Banja Luka, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Banja Luka, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)65 mm (2.6 inches)89%low
February Weather4°C (40°F)74 mm (2.9 inches)83%moderate
March Weather7°C (45°F)70 mm (2.8 inches)75%moderate
April Weather11°C (53°F)86 mm (3.4 inches)72%high
May Weather16°C (61°F)127 mm (5.0 inches)70%very high
June Weather20°C (69°F)103 mm (4.0 inches)69%very high
July Weather22°C (71°F)100 mm (3.9 inches)64%very high
August Weather22°C (72°F)77 mm (3.0 inches)51%very high
September Weather17°C (63°F)67 mm (2.6 inches)62%high
October Weather12°C (54°F)94 mm (3.7 inches)81%moderate
November Weather7°C (46°F)75 mm (3.0 inches)87%moderate
December Weather4°C (39°F)105 mm (4.1 inches)88%low

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