Nagasaki weather live forecast

Today's maximum temperature in Nagasaki is expected to be 30°C. Select a day from the live weather forecast for Nagasaki, Japan for more weather parameters.

Tuesday
8th Sep
30

26

6

8
Wednesday
9th Sep
28

25

3

7
Thursday
10th Sep
28

24

4

8
Friday
11th Sep
29

24

4

7
Saturday
12th Sep
28

25

6

7

5-day weather forecast updated at 04:01 on Tuesday 8th September 2026 GMT

More about Nagasaki

Nagasaki by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

Fred Olsen: Top cruise offers for 2026/2027

Sale

Explore latest offers on Fred Olsen Cruises in 2026/2027
Find last minute deals or early bird discounts
Filter offers by price, destination, ship & departure point

Go to Fred Olsen deal >>

View all Fred Olsen offers

Cruise deal finder

Destination

The 5-day weather forecast for Japan (Nagasaki) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Nagasaki weather forecast by day

Below are the detailed weather forecasts for Nagasaki for the next 5 days.

Nagasaki weather for Tuesday 8th September 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

30
°C maximum temperature
26
°C minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
17
kph wind from N

Nagasaki weather for Wednesday 9th September 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
3
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
22
kph wind from NE

Nagasaki weather for Thursday 10th September 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-east.

28
°C maximum temperature
24
°C minimum temperature
broken clouds
4
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
17
kph wind from NE

Nagasaki weather for Friday 11th September 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

29
°C maximum temperature
24
°C minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from NE

Nagasaki weather for Saturday 12th September 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north-east.