World Resorts Japan Tokyo Weather

Tokyo Sea Temperature in April

Average sea water temperature in April:
+59.6°F
Minimum sea water temperature in April: 65.5°F
Maximum sea water temperature in April: 53.4°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 61.9°F. The highest and lowest sea temperatures during the month were 65.5°F and 57.0°F.

Monthly sea water temperature in Tokyo, °F

Which Japan resorts have warmest sea in April?

Place name April 2026 April 2025
Okinawa 74.4°F 71.5°F
Nagasaki 64.0°F 61.4°F
Atami 62.0°F 60.9°F
Tokyo 61.9°F 59.1°F
Hakone 61.9°F 61.1°F
Kamakura 61.6°F 61.1°F
Yokohama 61.3°F 59.6°F
Fukuoka 60.1°F 58.6°F
Nagoya 60.0°F 58.4°F
Kyoto 59.2°F 57.4°F
Osaka 59.1°F 57.6°F
Nara 59.1°F 57.4°F
Kobe 58.7°F 56.5°F
Hiroshima 58.4°F 57.2°F
Sapporo 46.0°F 44.9°F
Noboribetsu 40.7°F 42.1°F

Best time for vacation in Tokyo

Sunniest months:
January 19 days
December 18 days
November 14 days
Warmest months:
August 90.8 °F
July 88.0 °F
September 83.4 °F
Warmest sea temp:
August 81.8 °F
September 78.7 °F
July 78.2 °F
Coldest months:
January 48.3 °F
February 50.0 °F
December 53.1 °F
Rainiest months:
June 7 days
September 6 days
October 5 days
Windiest months:
April 10.0 mph
May 9.3 mph
March 9.3 mph

Tokyo on a weather map

Tokyo
+63°F
SE 11 mph
Feels like: +63°F
Precip.: 100%
Places in Japan:
Name
°F
+59°F
+63°F
+61°F
+63°F
+66°F
+64°F
+66°F
+64°F
+68°F
+68°F
+50°F
+63°F
+64°F
+61°F
+63°F
24 Hours Forecast
Tokyo
Local time: 16:33
April 27, monday
1800
63°F
SE
9 mph
2100
61°F
NE
1 mph
April 28, tuesday
0000
59°F
NE
3 mph
0300
59°F
NE
5 mph
0600
59°F
N
9 mph
0900
66°F
N
14 mph
1200
72°F
N
17 mph
1500
75°F
N
14 mph
Units of measurement: °C / °F