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May weather forecast in Nagasaki

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

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

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

27 April, sun

	760 mmHg		75%
	7 m/s		+18

27 April, Sunday. day, 17°; night, 15°; partly cloudy

28 April, mon

	761 mmHg		76%
	7.1 m/s		+18

28 April, Monday. day, 17°; night, 16°; clear

29 April, tue

	759 mmHg		81%
	7.3 m/s		+18

29 April, Tuesday. day, 18°; night, 16°; rain

30 April, wed

	759 mmHg		81%
	7.2 m/s		+18

30 April, Wednesday. day, 18°; night, 17°; rain

1 May, thu

	759 mmHg		81%
	6.9 m/s		+19

1 May, Thursday. day, 18°; night, 16°; clear

2 May, fri

	760 mmHg		79%
	8 m/s		+19

2 May, Friday. day, 18°; night, 16°; clear

3 May, sat

	760 mmHg		78%
	7 m/s		+19

3 May, Saturday. day, 18°; night, 17°; clear

4 May, sun

	760 mmHg		81%
	7.1 m/s		+19

4 May, Sunday. day, 18°; night, 17°; rain

5 May, mon

	760 mmHg		80%
	7.2 m/s		+19

5 May, Monday. day, 18°; night, 17°; overcast

6 May, tue

	758 mmHg		82%
	7.2 m/s		+19

6 May, Tuesday. day, 19°; night, 17°; rain

7 May, wed

	758 mmHg		81%
	6.8 m/s		+20

7 May, Wednesday. day, 19°; night, 17°; partly cloudy

8 May, thu

	758 mmHg		81%
	7.3 m/s		+19

8 May, Thursday. day, 18°; night, 16°; overcast

9 May, fri

	759 mmHg		79%
	7.8 m/s		+19

9 May, Friday. day, 19°; night, 17°; rain

10 May, sat

	759 mmHg		81%
	7.2 m/s		+19

10 May, Saturday. day, 19°; night, 17°; rain

11 May, sun

	759 mmHg		80%
	7.3 m/s		+19

11 May, Sunday. day, 19°; night, 17°; clear

12 May, mon

	758 mmHg		81%
	7.1 m/s		+20

12 May, Monday. day, 19°; night, 17°; rain

13 May, tue

	759 mmHg		80%
	6.7 m/s		+20

13 May, Tuesday. day, 19°; night, 17°; rain

14 May, wed

	759 mmHg		80%
	6.1 m/s		+20

14 May, Wednesday. day, 19°; night, 18°; partly cloudy

15 May, thu

	758 mmHg		83%
	7 m/s		+20

15 May, Thursday. day, 19°; night, 18°; overcast

16 May, fri

	758 mmHg		82%
	6.9 m/s		+20

16 May, Friday. day, 19°; night, 18°; clear

17 May, sat

	758 mmHg		80%
	6.4 m/s		+20

17 May, Saturday. day, 19°; night, 18°; partly cloudy

18 May, sun

	757 mmHg		82%
	7.6 m/s		+20

18 May, Sunday. day, 20°; night, 18°; rain

19 May, mon

	757 mmHg		82%
	7.1 m/s		+20

19 May, Monday. day, 20°; night, 18°; clear

20 May, tue

	757 mmHg		79%
	7.4 m/s		+20

20 May, Tuesday. day, 20°; night, 18°; clear

21 May, wed

	758 mmHg		81%
	5.8 m/s		+20

21 May, Wednesday. day, 20°; night, 18°; overcast

22 May, thu

	758 mmHg		82%
	6 m/s		+20

22 May, Thursday. day, 20°; night, 19°; partly cloudy

23 May, fri

	757 mmHg		83%
	6.4 m/s		+21

23 May, Friday. day, 20°; night, 19°; clear

24 May, sat

	757 mmHg		82%
	7 m/s		+21

24 May, Saturday. day, 20°; night, 19°; rain

25 May, sun

	757 mmHg		82%
	6.2 m/s		+21

25 May, Sunday. day, 20°; night, 19°; overcast

26 May, mon

	757 mmHg		82%
	6.5 m/s		+21

26 May, Monday. day, 20°; night, 19°; rain

27 May, tue

	757 mmHg		81%
	6.4 m/s		+21

27 May, Tuesday. day, 20°; night, 19°; overcast

28 May, wed

	757 mmHg		82%
	6.8 m/s		+21

28 May, Wednesday. day, 20°; night, 19°; overcast

29 May, thu

	757 mmHg		84%
	5.8 m/s		+21

29 May, Thursday. day, 21°; night, 19°; rain

30 May, fri

	756 mmHg		86%
	5.9 m/s		+21

30 May, Friday. day, 21°; night, 19°; rain

31 May, sat

	757 mmHg		82%
	5.7 m/s		+21

31 May, Saturday. day, 20°; night, 19°; partly cloudy

Average data for 10 years

Nagasaki May

8

sunny days

11

days with precipitation

12

cloudy days

8 sunny days; 11 days with precipitation; 12 cloudy days;

81

%

air humidity

4.5

m/s

WindS

194

mm of precipitation

(10% of annual average)

+20

°C

Water temperature

air humidity 81%; 194 millimeters of precipitation (10% of annual average); Wind southerly 4.5 Meters per second; Water temperature +20°

Weather graphs for May

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Busan
Jeju
Fukuoka
Hiroshima
Miyazaki
Geoje
Ulsan
Kagoshima
Kumamoto

Cities with similar weather in May

Minsk
Vitebsk
Vilnius
Brussels
Dresden
Polotsk
Hanover
Lepel
Naroch, Myadelsky District

The weather forecast for May 2025 is based on historical data from the past 10 years.

In May, the weather in Nagasaki is typically warm. Average daily high temperature in May is about 19 degrees above zero. On average, Nagasaki has 11 rainy, 8 sunny, 7 cloudy, and 5 partly cloudy days in May. The rains are usually heavy.

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