Temperature in Nagasaki in September

Daytime highs, nighttime lows and the warmest cities in Nagasaki, Japan this September.

Nagasaki, Japan, a region in Japan, typically experiences warm weather in September, with maximum daytime temperatures around 28°C (82°F) and nighttime temperatures around 23°C (73°F) in Nagasaki. In September, it is summer.

What is the temperature of the different cities in Nagasaki, Japan in September?

Find the average daytime temperatures in September for the most popular destinations in Nagasaki on the map below. Click on a destination dot for more detailed information.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Nagasaki, check out our Nagasaki's climate page.

See also: Nagasaki weather by month.

Best Places to Visit in Nagasaki in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Nagasaki.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in Nagasaki

Nagasaki temperatures in September: frequently asked questions

How hot does it get in Nagasaki, Japan in September?

Expect daytime temperatures around 28°C (82°F) in Nagasaki. That makes September a high month for Nagasaki, Japan.

How cold does it get at night in Nagasaki, Japan in September?

Nighttime temperatures in Nagasaki typically drop to around 23°C (73°F) in September.

How much sun does Nagasaki, Japan get in September?

Most cities enjoy a balanced amount of sunshine, with around 173 hours of sunlight anticipated in Nagasaki. This ensures the days are neither too dim nor excessively sunny.

What is the water temperature in September?

The water temperature averages approximately 26°C (79°F) in Nagasaki this month, a perfect temperature for swimming and cooling off.

Interested in more climate information?

We have much more information about the climate in Nagasaki.

Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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