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 71.7°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 78.6°F 81.7°F
Nagasaki 74.6°F 73.0°F
Nagoya 74.1°F 73.3°F
Fukuoka 73.1°F 70.6°F
Osaka 72.3°F 73.2°F
Nara 72.2°F 72.6°F
Kyoto 72.0°F 71.1°F
Atami 72.0°F 72.4°F
Kamakura 71.7°F 72.7°F
Hakone 71.7°F 72.7°F
Tokyo 71.6°F 73.9°F
Kobe 71.4°F 72.1°F
Yokohama 71.3°F 73.0°F
Hiroshima 70.0°F 70.5°F
Sapporo 60.3°F 62.5°F
Noboribetsu 56.5°F 59.7°F

Best time for vacation in Hakone

Sunniest months:
January 17 days
December 17 days
May 13 days
Warmest months:
August 86.7 °F
July 84.2 °F
September 81.3 °F
Warmest sea temp:
August 80.5 °F
September 78.5 °F
July 76.9 °F
Coldest months:
January 48.9 °F
February 49.7 °F
December 53.8 °F
Rainiest months:
July 8 days
June 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
+77°F
S 8 mph
Feels like: +81°F
Precip.: 26%
Places in Japan:
Name
°F
+72°F
+77°F
+77°F
+73°F
+77°F
+82°F
+77°F
+75°F
+81°F
+79°F
+54°F
+75°F
+77°F
+77°F
+73°F
24 Hours Forecast
Hakone
Local time: 06:45
August 29, saturday
0900
75°F
SW
6 mph
1200
75°F
SW
9 mph
1500
73°F
SW
20 mph
1800
72°F
S
16 mph
2100
72°F
S
14 mph
August 30, sunday
0000
72°F
S
11 mph
0300
72°F
S
8 mph
0600
72°F
SW
9 mph
Units of measurement: °C / °F