In September, Port Blair typically sees daytime highs of 29.6°C and overnight lows around 24.2°C. Compared to the annual average high of 30.3°C, September runs -0.7°C.
September in Port Blair averages a daytime high of 29.6°C and an overnight low of 24.2°C.
September runs -0.7°C compared to Port Blair's annual average high of 30.3°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 29.6°C and cooler evenings around 24.2°C.