Average sea water temperature in December:
+60.2°F
| Minimum sea water temperature in December: | 64.4°F |
| Maximum sea water temperature in December: | 55.0°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 60.8°F. The highest and lowest sea temperatures during the month were 64.0°F and 56.8°F.
sea water
temperature
temperature
| Yokohama |
monthly
weather
weather
| Yokohama |
current
weather
weather
| Yokohama |
14 days
forecast
forecast
| Yokohama |
Monthly sea water temperature in Yokohama, °F
Which Japan resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Okinawa | 75.7°F | 75.3°F |
| Nagasaki | 67.4°F | 64.1°F |
| Atami | 66.4°F | 65.8°F |
| Hakone | 66.1°F | 65.7°F |
| Kamakura | 65.8°F | 65.1°F |
| Fukuoka | 62.9°F | 62.2°F |
| Hiroshima | 62.2°F | 61.6°F |
| Kobe | 61.0°F | 60.1°F |
| Yokohama | 60.8°F | 60.4°F |
| Osaka | 59.9°F | 58.7°F |
| Nagoya | 59.9°F | 60.7°F |
| Nara | 59.5°F | 58.2°F |
| Tokyo | 59.0°F | 58.4°F |
| Kyoto | 57.8°F | 56.4°F |
| Noboribetsu | 50.1°F | 50.2°F |
| Sapporo | 45.3°F | 45.2°F |
Best time for vacation in Yokohama
Yokohama on a weather map
Places in Japan:
Name
°F
24 Hours Forecast
Yokohama
Local time: 14:19
December 22, monday
1500
52°F
SW
12 mph
12 mph
1800
50°F
W
14 mph
14 mph
2100
48°F
SW
16 mph
16 mph
December 23, tuesday
0000
46°F
SW
14 mph
14 mph
0300
45°F
SW
15 mph
15 mph
0600
45°F
S
14 mph
14 mph
0900
45°F
S
12 mph
12 mph
1200
48°F
SW
12 mph
12 mph
