World Resorts Japan Osaka Weather

Osaka Sea Temperature in May

Average sea water temperature in May:
+64.5°F
Minimum sea water temperature in May: 72.9°F
Maximum sea water temperature in May: 59.4°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 66.5°F. The highest and lowest sea temperatures during the month were 70.7°F and 62.1°F.

Monthly sea water temperature in Osaka, °F

Which Japan resorts have warmest sea in May?

Place name May 2026 May 2025
Okinawa 75.4°F 76.2°F
Nagasaki 69.1°F 66.0°F
Tokyo 69.0°F 66.8°F
Fukuoka 68.7°F 64.7°F
Yokohama 68.5°F 66.1°F
Nagoya 68.0°F 65.9°F
Kyoto 67.7°F 64.8°F
Kamakura 67.7°F 65.7°F
Atami 67.1°F 65.3°F
Nara 67.0°F 64.9°F
Hakone 67.0°F 65.5°F
Osaka 66.5°F 65.1°F
Kobe 65.6°F 64.1°F
Hiroshima 64.6°F 62.9°F
Sapporo 52.1°F 52.4°F
Noboribetsu 47.9°F 48.5°F

Best time for vacation in Osaka

Sunniest months:
May 16 days
August 16 days
October 15 days
Warmest months:
August 91.8 °F
July 88.5 °F
September 84.6 °F
Warmest sea temp:
August 82.6 °F
September 79.5 °F
July 79.3 °F
Coldest months:
January 46.6 °F
February 48.7 °F
December 50.9 °F
Rainiest months:
June 7 days
July 7 days
September 5 days
Windiest months:
January 7.4 mph
December 7.4 mph
February 7.3 mph

Osaka on a weather map

Osaka
+66°F
W 24 mph
Feels like: +66°F
Precip.: 88%
Places in Japan:
Name
°F
+64°F
+66°F
+66°F
+64°F
+66°F
+72°F
+66°F
+64°F
+77°F
+66°F
+52°F
+68°F
+68°F
+64°F
+64°F
24 Hours Forecast
Osaka
Local time: 21:35
June 08, monday
0000
66°F
SW
17 mph
0300
66°F
SW
10 mph
0600
66°F
SW
6 mph
0900
72°F
SE
3 mph
1200
75°F
NE
6 mph
1500
77°F
NE
9 mph
1800
73°F
NE
9 mph
2100
70°F
S
4 mph
Units of measurement: °C / °F