World Resorts Japan Hakone Weather

Hakone Sea Temperature in June

Average sea water temperature in June:
+70.7°F
Minimum sea water temperature in June: 78.1°F
Maximum sea water temperature in June: 66.6°F

Daily sea water temperature in June, °F

Show year:
2026
2025
2024

The average sea water temperature in June of 2026 was 71.6°F. The highest and lowest sea temperatures during the month were 73.6°F and 69.6°F.

Monthly sea water temperature in Hakone, °F

Which Japan resorts have warmest sea in June?

Place name June 2026 June 2025
Okinawa 78.4°F 81.7°F
Nagasaki 74.5°F 73.0°F
Nagoya 73.8°F 73.3°F
Fukuoka 73.0°F 70.6°F
Nara 72.0°F 72.6°F
Osaka 72.0°F 73.2°F
Kyoto 72.0°F 71.1°F
Atami 71.9°F 72.4°F
Hakone 71.6°F 72.7°F
Kamakura 71.6°F 72.7°F
Tokyo 71.5°F 73.9°F
Yokohama 71.1°F 73.0°F
Kobe 71.1°F 72.1°F
Hiroshima 70.0°F 70.5°F
Sapporo 60.1°F 62.5°F
Noboribetsu 56.0°F 59.7°F

Best time for vacation in Hakone

Sunniest months:
January 17 days
December 17 days
November 13 days
Warmest months:
August 87.1 °F
July 84.5 °F
September 81.3 °F
Warmest sea temp:
August 80.4 °F
September 78.5 °F
July 76.8 °F
Coldest months:
January 48.9 °F
February 49.7 °F
December 53.8 °F
Rainiest months:
July 8 days
August 7 days
September 7 days
Windiest months:
April 8.5 mph
March 8.5 mph
October 8.0 mph

Hakone on a weather map

Hakone
+73°F
E 2 mph
Feels like: +77°F
Precip.: 36%
Places in Japan:
Name
°F
+72°F
+73°F
+73°F
+72°F
+72°F
+72°F
+72°F
+70°F
+77°F
+72°F
+66°F
+70°F
+72°F
+73°F
+73°F
24 Hours Forecast
Hakone
Local time: 07:40
June 28, sunday
0900
73°F
E
2 mph
1200
73°F
SW
5 mph
1500
73°F
SW
7 mph
1800
72°F
SW
6 mph
2100
70°F
S
6 mph
June 29, monday
0000
70°F
SW
4 mph
0300
70°F
SW
2 mph
0600
70°F
SW
2 mph
Units of measurement: °C / °F