World Resorts Japan Nagasaki Weather

Nagasaki Sea Temperature in July

Average sea water temperature in July:
+79.1°F
Minimum sea water temperature in July: 86.4°F
Maximum sea water temperature in July: 72.1°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 81.2°F. The highest and lowest sea temperatures during the month were 86.4°F and 75.2°F.

Monthly sea water temperature in Nagasaki, °F

Which Japan resorts have warmest sea in July?

Place name July 2026 July 2025
Okinawa 83.3°F 84.3°F
Fukuoka 81.8°F 81.6°F
Nagoya 81.6°F 83.8°F
Nara 81.2°F 84.3°F
Nagasaki 81.2°F 83.4°F
Osaka 81.1°F 84.0°F
Kyoto 80.4°F 84.9°F
Kobe 80.3°F 81.9°F
Hiroshima 79.5°F 81.6°F
Tokyo 78.8°F 81.6°F
Yokohama 78.2°F 80.8°F
Kamakura 78.1°F 80.2°F
Hakone 78.1°F 80.0°F
Atami 78.0°F 80.0°F
Sapporo 68.1°F 73.1°F
Noboribetsu 65.1°F 69.7°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