In December, Negombo typically sees daytime highs of 30.2°C and overnight lows around 22.4°C. Compared to the annual average high of 30.7°C, December runs -0.4°C.
December in Negombo averages a daytime high of 30.2°C and an overnight low of 22.4°C.
December runs -0.4°C compared to Negombo's annual average high of 30.7°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 30.2°C and cooler evenings around 22.4°C.