World Resorts Japan Nagasaki Weather

Nagasaki Sea Temperature in April

Average sea water temperature in April:
+62.3°F
Minimum sea water temperature in April: 65.5°F
Maximum sea water temperature in April: 57.7°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 64.1°F. The highest and lowest sea temperatures during the month were 64.9°F and 62.1°F.

Monthly sea water temperature in Nagasaki, °F

Which Japan resorts have warmest sea in April?

Place name April 2026 April 2025
Okinawa 74.5°F 71.5°F
Nagasaki 64.1°F 61.4°F
Atami 62.4°F 60.9°F
Hakone 62.2°F 61.1°F
Tokyo 62.0°F 59.1°F
Kamakura 61.9°F 61.1°F
Yokohama 61.5°F 59.6°F
Fukuoka 60.3°F 58.6°F
Nagoya 60.3°F 58.4°F
Osaka 59.5°F 57.6°F
Nara 59.4°F 57.4°F
Kyoto 59.4°F 57.4°F
Kobe 58.9°F 56.5°F
Hiroshima 58.5°F 57.2°F
Sapporo 46.3°F 44.9°F
Noboribetsu 41.1°F 42.1°F

Best time for vacation in Nagasaki

Sunniest months:
October 18 days
May 14 days
August 13 days
Warmest months:
August 87.5 °F
July 84.4 °F
September 82.9 °F
Warmest sea temp:
August 82.9 °F
September 80.5 °F
July 79.1 °F
Coldest months:
January 50.3 °F
February 51.8 °F
December 53.7 °F
Rainiest months:
July 11 days
June 11 days
August 9 days
Windiest months:
January 10.8 mph
February 10.7 mph
December 10.7 mph

Nagasaki on a weather map

Nagasaki
+73°F
S 16 mph
Feels like: +77°F
Precip.: 20%
Places in Japan:
Name
°F
+70°F
+72°F
+72°F
+73°F
+73°F
+73°F
+73°F
+73°F
+77°F
+75°F
+57°F
+70°F
+70°F
+73°F
+68°F
24 Hours Forecast
Nagasaki
Local time: 07:05
September 21, monday
0900
75°F
S
19 mph
1200
79°F
S
16 mph
1500
79°F
S
17 mph
1800
75°F
S
18 mph
2100
73°F
S
15 mph
September 22, tuesday
0000
73°F
SW
16 mph
0300
72°F
SW
13 mph
0600
72°F
SW
15 mph
Units of measurement: °C / °F