In September, Vavuniya typically sees daytime highs of 33.1°C and overnight lows around 24.8°C. Compared to the annual average high of 31.9°C, September runs +1.2°C.
September in Vavuniya averages a daytime high of 33.1°C and an overnight low of 24.8°C.
September runs +1.2°C compared to Vavuniya's annual average high of 31.9°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 33.1°C and cooler evenings around 24.8°C.