In September, Bettiah typically sees daytime highs of 32.0°C and overnight lows around 24.9°C. Compared to the annual average high of 30.6°C, September runs +1.4°C.
September in Bettiah averages a daytime high of 32.0°C and an overnight low of 24.9°C.
September runs +1.4°C compared to Bettiah's annual average high of 30.6°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 32.0°C and cooler evenings around 24.9°C.