Weather in Banja Luka in September
Banja Luka, Bosnia and Herzegovina averages a high of 22.3°C (72.1°F) and low of 12.1°C (53.8°F) in September, with 11 rain days and 8.9 hours of daily sunshine. Travel score: 74.9/100 (Good). The best time to visit Banja Luka is August.
High
22°C72°F
Low
12°C54°F
🌧️
11
rain days
☀️
8.9
hrs/day sunshine
💧
78%
humidity
75— Good
September in Banja Luka is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Banja Luka?
How much does it rain in Banja Luka in September?
Banja Luka receives an average of 96.3mm of rainfall across 11 rainy days in September. The annual total is 968.2mm.
What should I pack for Banja Luka in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 22°C
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Bosnia and Herzegovina in September?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31