In December, Trincomalee typically sees daytime highs of 27.6°C and overnight lows around 22.4°C. Compared to the annual average high of 32.1°C, December runs -4.6°C.
December in Trincomalee averages a daytime high of 27.6°C and an overnight low of 22.4°C.
December runs -4.6°C compared to Trincomalee's annual average high of 32.1°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 27.6°C and cooler evenings around 22.4°C.