Nagasaki weather live forecast

Today's maximum temperature in Nagasaki is expected to be 32°C. Select a day from the live weather forecast for Nagasaki, Japan for more weather parameters.

Friday
31st Jul
32

27

7

10
Saturday
1st Aug
33

27

9

9
Sunday
2nd Aug
34

27

9

9
Monday
3rd Aug
37

27

10

9
Tuesday
4th Aug
35

29

8

9

5-day weather forecast updated at 04:01 on Thursday 30th July 2026 GMT

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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 Friday 31st July 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

32
°C maximum temperature
27
°C minimum temperature
broken clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from W

Nagasaki weather for Saturday 1st August 2026

Expect scattered clouds in Nagasaki, Japan with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

33
°C maximum temperature
27
°C minimum temperature
scattered clouds
9
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
14
kph wind from NW

Nagasaki weather for Sunday 2nd August 2026

Expect scattered clouds in Nagasaki, Japan with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

34
°C maximum temperature
27
°C minimum temperature
scattered clouds
9
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from NW

Nagasaki weather for Monday 3rd August 2026

Expect scattered clouds in Nagasaki, Japan with a maximum temperature of 37°C, very high levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

37
°C maximum temperature
27
°C minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
11
kph wind from NW

Nagasaki weather for Tuesday 4th August 2026

Expect isolated thunderstorms in Nagasaki, Japan with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a light breeze of 8 kph from the north-east.