Naha Weather in September
Naha in September sees high daytime temperatures of 29°C (84°F) and nighttime lows of 27°C (81°F). Rainfall is fairly high this month at around 211 mm (8.3 in), so pack a rain jacket to stay dry.
Rainfall in Naha in September
Climate statistics over the past 30 years suggest around 20 days of rain, with 211 mm (8.3 in) average for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Naha in September
In September, expect high temperatures in Naha, with highs of 29°C (84°F) and lows of 27°C (81°F) at night. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 27°C (81°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Sunshine in Naha in September
Enjoy a sunny month with about 190 hours of sunshine, the clear skies make Naha even more beautiful.If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, October, November and December typically offer the best circumstances for Naha.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Naha's climate page.
Naha Temperature in September
Min Temperature
27°C (81°F)
Max Temperature
29°C (84°F)
Chance of Rain
68%
Precipitation
211 mm (8.3 in)
Rainy days
20 days
Humidity
76%
Sunshine
190 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Naha typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Naha in September
Browse day-by-day weather records for Naha spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Naha historical weather extremes in September
According to our 49 years of weather records for Naha, the following extremes were recorded between 1976 and 2025.
- The warmest day in September was on September 12, 2017, with a maximum of 34°C (93°F).
- The coldest September day was on September 28, 1997, with a maximum of 25°C (77°F).
- Naha registered its coldest September night on September 27, 1997, with temperatures dropping to 20°C (68°F).
Best Places in Japan in September
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in September →
perfect weather
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unpleasant
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What to Wear in Naha in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Naha in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Naha's climate page.
Temperature Rainfall Sunshine Humidity
See the full Naha climate overview or explore weather in Japan.
