In December, Montego Bay typically sees daytime highs of 28.4°C and overnight lows around 19.6°C. Compared to the annual average high of 29.8°C, December runs -1.4°C.
December in Montego Bay averages a daytime high of 28.4°C and an overnight low of 19.6°C.
December runs -1.4°C compared to Montego Bay's annual average high of 29.8°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 28.4°C and cooler evenings around 19.6°C.