Average sea water temperature in May:
+65.8°F
| Minimum sea water temperature in May: | 70.5°F |
| Maximum sea water temperature in May: | 60.3°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 68.1°F. The highest and lowest sea temperatures during the month were 70.0°F and 64.6°F.
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| Yokohama |
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Monthly sea water temperature in Yokohama, °F
Which Japan resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Okinawa | 74.3°F | 76.2°F |
| Tokyo | 68.6°F | 66.8°F |
| Yokohama | 68.1°F | 66.1°F |
| Fukuoka | 67.1°F | 64.7°F |
| Nagasaki | 67.1°F | 66.0°F |
| Kamakura | 66.8°F | 65.7°F |
| Hakone | 66.3°F | 65.5°F |
| Atami | 66.1°F | 65.3°F |
| Nagoya | 66.0°F | 65.9°F |
| Kyoto | 65.4°F | 64.8°F |
| Nara | 65.4°F | 64.9°F |
| Osaka | 65.1°F | 65.1°F |
| Kobe | 63.8°F | 64.1°F |
| Hiroshima | 62.7°F | 62.9°F |
| Sapporo | 51.1°F | 52.4°F |
| Noboribetsu | 46.7°F | 48.5°F |
Best time for vacation in Yokohama
Yokohama on a weather map
Places in Japan:
Name
°F
24 Hours Forecast
Yokohama
Local time: 23:18
May 20, wednesday
0000
68°F
NE
15 mph
15 mph
0300
68°F
NE
10 mph
10 mph
0600
68°F
NE
7 mph
7 mph
0900
70°F
N
7 mph
7 mph
1200
72°F
N
11 mph
11 mph
1500
73°F
N
14 mph
14 mph
1800
72°F
N
15 mph
15 mph
2100
70°F
N
14 mph
14 mph
