The climate of North Sulawesi is tropical with muzon winds. The West winds bring rain to the north coast from November to April. It changes to a dry south wind from May to October. Annual rainfall is from 2000 to 3000 mm. There are about 90–140 rainy days. Temperatures average 25 degrees Celsius. The average maximum air temperature was recorded at 30 degrees Celsius and the minimum average air temperature was 22.1 degrees Celsius.