Nagoya Weather in September
September in Nagoya averages 30°C (86°F) during the day and 21°C (70°F) at night. It is the wettest month of the year, with 209 mm (8.2 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Nagoya in September
In this month, the heaviest downpours of the year are not uncommon. Carrying a poncho might be your best bet to stay dry. Looking at the last 30 years, the data shows about 18 days with rain, averaging 209 mm (8.2 in) for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Nagoya in September
In September, expect high temperatures in Nagoya, with highs of 30°C (86°F) and lows of 21°C (70°F) at night. This kind of day-to-night contrast is typical for this time of year. With lows of 21°C (70°F), the nights are warm and generally comfortable.
Sunshine in Nagoya in September
The area enjoys a balanced 151 hours of sunlight, ensuring it's neither too overcast nor too sunny.
Wind Speed in Nagoya in September
Average wind conditions reach 2 m/s (4 knots) in September. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, October and November typically offer the best weather for Nagoya.
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 Nagoya's climate page.
Nagoya Temperature in September
Min Temperature
21°C (70°F)
Max Temperature
30°C (86°F)
Chance of Rain
59%
Precipitation
209 mm (8.2 in)
Rainy days
18 days
Humidity
71%
Windspeed
2 m/s (4 knots)
Sunshine
151 hours
Percentage Sunshine
37%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Nagoya typically drop from around 31°C (88°F) at the start of September to approximately 26°C (79°F) by the end. Nights are warm, with lows typically ranging from 18°C (64°F) to 24°C (75°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 Nagoya in September
Browse day-by-day weather records for Nagoya spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Nagoya historical weather extremes in September
Our historical data for Nagoya spans 1976 to 2025, revealing these weather extremes.
- Nagoya recorded its highest September temperature of 38°C (100°F) on September 4, 2010.
- Nagoya experienced its chilliest September day on September 29, 2008, reaching only 17°C (63°F).
- The lowest overnight temperature recorded in September was 11°C (52°F) (September 24, 1976).
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
pleasant
tolerable
unpleasant
poor
What to Wear in Nagoya in September
Warm but pleasant conditions in Nagoya in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Nagoya 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 Nagoya's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Nagoya climate overview or explore weather in Japan.
