 Precipitation is abundant throughout the year; September is the wettest month and December is the driest.Naha has hot and humid summers with July and August being the city's warmest months, exceeding an average high of 31 degrees Celsius.Naha has warm winters, with average high temperatures in the coolest months of January and February, hovering around 19-20 degrees Celsius and average lows around 14-15 degrees Celsius.