December in Limón averages a daily high of 29°C with nights around 21.3°C. Expect roughly 22.3 wet days totalling 488mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Limón is September–October.
Based on PUERTO LIMON, CS (3.4km), 1995–2024. 17 years of December data.