World Resorts Japan Okinawa Weather

Okinawa Sea Temperature in May

Average sea water temperature in May:
+75.7°F
Minimum sea water temperature in May: 80.8°F
Maximum sea water temperature in May: 71.4°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 76.2°F. The highest and lowest sea temperatures during the month were 79.9°F and 71.4°F.

Monthly sea water temperature in Okinawa, °F

Which Japan resorts have warmest sea in May?

Place name May 2025 May 2024
Okinawa 76.2°F 76.7°F
Tokyo 66.8°F 67.9°F
Yokohama 66.1°F 67.2°F
Nagasaki 66.0°F 67.0°F
Nagoya 65.9°F 66.7°F
Kamakura 65.7°F 66.9°F
Hakone 65.5°F 66.9°F
Atami 65.3°F 67.0°F
Osaka 65.1°F 64.6°F
Nara 64.9°F 64.8°F
Kyoto 64.8°F 65.2°F
Fukuoka 64.7°F 66.8°F
Kobe 64.1°F 63.6°F
Hiroshima 62.9°F 63.2°F
Sapporo 52.4°F 52.7°F
Noboribetsu 48.5°F 49.3°F

Best time for vacation in Okinawa

Sunniest months:
August 9 days
July 8 days
September 7 days
Warmest months:
August 87.0 °F
July 86.7 °F
September 85.4 °F
Warmest sea temp:
August 84.5 °F
September 83.8 °F
July 83.6 °F
Coldest months:
January 64.6 °F
February 65.6 °F
December 68.0 °F
Rainiest months:
June 13 days
May 10 days
August 10 days
Windiest months:
December 15.7 mph
January 14.6 mph
October 14.6 mph

Okinawa on a weather map

Okinawa
+68°F
NW 1 mph
Feels like: +68°F
Precip.: 100%
Places in Japan:
Name
°F
+52°F
+59°F
+59°F
+52°F
+57°F
+63°F
+55°F
+54°F
+68°F
+55°F
+39°F
+55°F
+59°F
+55°F
+54°F
24 Hours Forecast
Okinawa
Local time: 19:48
December 20, saturday
2100
68°F
NW
1 mph
December 21, sunday
0000
68°F
N
4 mph
0300
70°F
N
5 mph
0600
70°F
NE
2 mph
0900
70°F
SE
2 mph
1200
72°F
S
7 mph
1500
72°F
S
14 mph
1800
68°F
S
19 mph
Units of measurement: °C / °F