Nagasaki weather live forecast

Today's maximum temperature in Nagasaki is expected to be 66°F. Select a day from the live weather forecast for Nagasaki, Japan for more weather parameters.

Sunday
22nd Feb
66

54

3

4
Monday
23rd Feb
55

43

11

5
Tuesday
24th Feb
63

45

0

2
Wednesday
25th Feb
61

57

0

1
Thursday
26th Feb
64

54

3

4

5-day weather forecast updated at 04:02 on Sunday 22nd February 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 Sunday 22nd February 2026

Expect isolated thunderstorms in Nagasaki, Japan with a maximum temperature of 66°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a gentle breeze of 10 mph from the south-west.

66
°F maximum temperature
54
°F minimum temperature
isolated thunderstorms
3
hours of sunshine
4
UV index (Moderate)
43
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
10
mph wind from SW

Nagasaki weather for Monday 23rd February 2026

Expect clear skies in Nagasaki, Japan with a maximum temperature of 55°F, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

55
°F maximum temperature
43
°F minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from N

Nagasaki weather for Tuesday 24th February 2026

Expect mostly cloudy with rain in Nagasaki, Japan with a maximum temperature of 63°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a light breeze of 7 mph from the south.

63
°F maximum temperature
45
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
2
UV index (Low)
80
% chance of some rain
<10
mm of rainfall expected
63
°F wind chill
7
mph wind from S

Nagasaki weather for Wednesday 25th February 2026

Expect isolated thunderstorms in Nagasaki, Japan with a maximum temperature of 61°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 79% chance of some rain and a light breeze of 7 mph from the north-east.

61
°F maximum temperature
57
°F minimum temperature
isolated thunderstorms
0
hours of sunshine
1
UV index (Low)
79
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
7
mph wind from NE

Nagasaki weather for Thursday 26th February 2026

Expect broken clouds in Nagasaki, Japan with a maximum temperature of 64°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the north-east.