Climate in Naha, Japan

Naha, Japan has a humid subtropical climate. The annual average temperature is about 23.4°C and the city receives roughly 1500 mm of precipitation across 168 rainy days a year, with around 967 hours of sunshine. The warmest month is Jul (highs near 32.8°C) and the coldest is Jan (lows near 14°C). These are deterministic, latitude- and region-based planning estimates — not a forecast or measured station data; check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Naha is classified as Humid Subtropical. This reflects its annual temperature range and the seasonal pattern of its rainfall.

Naha receives about 1500 mm of precipitation a year over roughly 168 rainy days. The wettest month is Jul and the driest is Jan.

Naha sees an estimated 967 hours of sunshine a year, concentrated in the warmer months around Jul.

By temperature and rainfall, the most comfortable months in Naha are Jan, Feb, Dec. Conditions vary year to year — verify with a current forecast before booking.

Naha has a climate comfort score of 63/100, a comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.