Nagasaki weather live forecast

Today's maximum temperature in Nagasaki is expected to be 26°C. Select a day from the live weather forecast for Nagasaki, Japan for more weather parameters.

Monday
15th Jun
26

20

3

9
Tuesday
16th Jun
27

22

4

7
Wednesday
17th Jun
28

22

2

7
Thursday
18th Jun
27

23

2

8
Friday
19th Jun
28

23

1

8

5-day weather forecast updated at 04:01 on Sunday 14th June 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 Monday 15th June 2026

Expect mostly cloudy with light rain in Nagasaki, Japan with a maximum temperature of 26°C, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 6% chance of some rain and little or no wind of 5 kph from the north-east.

26
°C maximum temperature
20
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
9
UV index (Very High)
6
% chance of some rain
<2
mm of rainfall expected
26
°C wind chill
5
kph wind from NE

Nagasaki weather for Tuesday 16th June 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.

27
°C maximum temperature
22
°C minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
6
kph wind from E

Nagasaki weather for Wednesday 17th June 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 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

28
°C maximum temperature
22
°C minimum temperature
broken clouds
2
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from E

Nagasaki weather for Thursday 18th June 2026

Expect isolated thunderstorms in Nagasaki, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 39% chance of some rain and a light breeze of 8 kph from the south-west.

27
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
8
UV index (Very High)
39
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
8
kph wind from SW

Nagasaki weather for Friday 19th June 2026

Expect mostly cloudy with light rain in Nagasaki, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a light breeze of 7 kph from the east.