In April, Banja Luka typically sees daytime highs of 16.4°C and overnight lows around 4.4°C. Compared to the annual average high of 16.1°C, April runs +0.4°C.
April in Banja Luka averages a daytime high of 16.4°C and an overnight low of 4.4°C.
April runs +0.4°C compared to Banja Luka's annual average high of 16.1°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 16.4°C and cooler evenings around 4.4°C.