In December, Port Moresby typically sees daytime highs of 31.5°C and overnight lows around 23.9°C. Compared to the annual average high of 30.6°C, December runs +0.9°C.
December in Port Moresby averages a daytime high of 31.5°C and an overnight low of 23.9°C.
December runs +0.9°C compared to Port Moresby's annual average high of 30.6°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 31.5°C and cooler evenings around 23.9°C.