In December, Little Cayman typically sees daytime highs of 28.3°C and overnight lows around 22.4°C. Compared to the annual average high of 29.7°C, December runs -1.4°C.
December in Little Cayman averages a daytime high of 28.3°C and an overnight low of 22.4°C.
December runs -1.4°C compared to Little Cayman's annual average high of 29.7°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 28.3°C and cooler evenings around 22.4°C.