World Resorts Japan Nagasaki Weather

Nagasaki 14 Days Forecast

26.02
thu
Day
59°F
SW 4 mph
Precip.
0%
Night
57°F
SW 7 mph
Precip.
0%
27.02
fri
Day
57°F
SW 6 mph
Precip.
100%
Night
54°F
S 9 mph
Precip.
0%
28.02
sat
Day
57°F
SW 17 mph
Precip.
0%
Night
50°F
SW 9 mph
Precip.
0%
01.03
sun
Day
59°F
W 1 mph
Precip.
0%
Night
54°F
SW 7 mph
Precip.
0%
02.03
mon
Day
52°F
SW 7 mph
Precip.
100%
Night
54°F
W 12 mph
Precip.
100%
03.03
tue
Day
55°F
SW 11 mph
Precip.
100%
Night
55°F
SW 11 mph
Precip.
100%
04.03
wed
Day
55°F
S 14 mph
Precip.
100%
Night
50°F
S 17 mph
Precip.
75%
05.03
thu
Day
52°F
S 17 mph
Precip.
0%
Night
45°F
SW 9 mph
Precip.
0%
06.03
fri
Day
54°F
S 2 mph
Precip.
0%
Night
46°F
S 7 mph
Precip.
0%
07.03
sat
Day
55°F
S 6 mph
Precip.
0%
Night
46°F
SW 8 mph
Precip.
0%
08.03
sun
Day
52°F
SE 4 mph
Precip.
0%
Night
45°F
S 4 mph
Precip.
0%
09.03
mon
Day
54°F
N 6 mph
Precip.
0%
Night
55°F
N 12 mph
Precip.
100%
10.03
tue
Day
57°F
NW 16 mph
Precip.
100%
Night
52°F
S 13 mph
Precip.
74%
11.03
wed
Day
54°F
SW 17 mph
Precip.
0%
Night
46°F
SW 12 mph
Precip.
0%

Sea water temperature in February, °F

Show year:
2026
2025
2024

The average sea water temperature in February of 2026 was 60.1°F. The highest and lowest sea temperatures during the month were 60.6°F and 58.5°F.

Sea water temperature in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 57.9°F. The highest and lowest sea temperatures during the month were 59.9°F and 56.1°F.

Air temperature in Nagasaki, °F

Precipitation total in Nagasaki, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Nagasaki

Sunniest months:
October 18 days
May 14 days
March 13 days
Warmest months:
August 87.6 °F
July 84.4 °F
September 82.9 °F
Warmest sea temp:
August 82.8 °F
September 80.3 °F
July 79.0 °F
Coldest months:
January 50.3 °F
February 51.7 °F
December 53.7 °F
Rainiest months:
July 12 days
June 11 days
August 10 days
Windiest months:
January 10.8 mph
February 10.8 mph
December 10.7 mph

Nagasaki on a weather map

Nagasaki
+50°F
SW 11 mph
Feels like: +46°F
Precip.: 0%
Places in Japan:
Name
°F
+45°F
+46°F
+48°F
+50°F
+50°F
+54°F
+50°F
+28°F
+64°F
+50°F
+19°F
+43°F
+50°F
+46°F
+46°F
24 Hours Forecast
Nagasaki
Local time: 02:50
February 26, thursday
0300
50°F
SW
11 mph
0600
50°F
SW
9 mph
0900
54°F
SW
9 mph
1200
59°F
SW
4 mph
1500
63°F
S
5 mph
1800
59°F
S
4 mph
2100
57°F
SW
8 mph
February 27, friday
0000
57°F
SW
7 mph
Units of measurement: °C / °F