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 87.6 °F
July 84.4 °F
September 82.9 °F
Warmest sea temp:
August 82.8 °F
September 80.3 °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 10 days
Windiest months:
January 10.8 mph
February 10.7 mph
December 10.7 mph

Nagasaki on a weather map

Current weather
18:47
Nagasaki
+86°F
SW 8 mph
Feels like: +90°F
Precip.: 6%
Places in Japan:
Name
°F
Atami
+72°F
Yokohama
+73°F
Kamakura
+73°F
Kyoto
+77°F
Kobe
+79°F
Nagasaki
+86°F
Nagoya
+84°F
Noboribetsu
+72°F
Okinawa
+82°F
Osaka
+81°F
Sapporo
+72°F
Tokyo
+73°F
Fukuoka
+79°F
Hakone
+73°F
Hiroshima
+79°F
all places
24 Hours Forecast
Nagasaki
Local time: 18:47
August 11, tuesday
2100
77°F
SW
11 mph
August 12, wednesday
0000
73°F
SW
9 mph
0300
73°F
SW
9 mph
0600
73°F
SW
9 mph
0900
81°F
SW
13 mph
1200
86°F
SW
2 mph
1500
84°F
NE
6 mph
1800
84°F
N
2 mph
Units of measurement: °C / °F