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Hourly Forecast
Daylight Hours
06:21
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18:20
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Waxing Gibbous
15:07
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01:48
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View stargazing scoreWeather in Nanjō today, September 21, 2026
Nanjō starts September 21, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The morning carries the wetter risk, with rain chances near 24% and the highest odds around 04:00. Cloud is also thick early on, peaking near 25% around 04:00.
Temperatures climb from an overnight low near 24°C toward a daytime high of about 28°C. Moisture in the air spans 70%-88%, with the highest values around 06:00. Airflow remains manageable, reaching about 5.7 km/h around 15:00.
Through the afternoon the main story eases from the wetter morning, with rain odds nearer 10% after earlier peaks around 24%. Cloud remains in play near 29% around 21:00, but the heaviest damp risk should be behind you. Visibility stays near 16.1 km. Expect sunrise at 06:21, sunset at 18:20, and 11 hours 59 minutes of sunlight today overall.
Overall, Nanjō on September 21, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 24% and the high sits around 28°C.
Frequently asked questions about weather in Nanjō
How warm does it get in Nanjō?
The warmest month in Nanjō is August, with average high temperatures of 29°C. The average temperature during this period is around 28°C.
How cold does it get in Nanjō?
The coldest month in Nanjō is January, with average low temperatures of 17°C. The average temperature during this period is around 18°C.
What is the wettest time of year in Nanjō?
The wettest month in Nanjō is June, with an average of 257mm of precipitation.
What is the driest time of year in Nanjō?
The driest month in Nanjō is February, with an average of 99mm of precipitation.
