World Resorts Japan Osaka Weather

Osaka Sea Temperature in January

Average sea water temperature in January:
+54.9°F
Minimum sea water temperature in January: 60.4°F
Maximum sea water temperature in January: 48.0°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 52.6°F. The highest and lowest sea temperatures during the month were 57.0°F and 48.0°F.

Monthly sea water temperature in Osaka, °F

Which Japan resorts have warmest sea in January?

Place name January 2026 January 2025
Okinawa 71.5°F 71.6°F
Nagasaki 62.0°F 60.3°F
Hakone 60.5°F 61.0°F
Atami 60.4°F 61.1°F
Kamakura 59.7°F 61.1°F
Fukuoka 57.0°F 56.8°F
Hiroshima 56.4°F 56.1°F
Yokohama 54.6°F 55.9°F
Nagoya 53.2°F 53.7°F
Kobe 52.8°F 52.5°F
Osaka 52.6°F 51.1°F
Nara 52.5°F 51.1°F
Tokyo 51.9°F 52.9°F
Kyoto 51.9°F 50.7°F
Noboribetsu 43.5°F 43.3°F
Sapporo 39.5°F 41.6°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 48.5 °F
December 50.9 °F
Rainiest months:
June 7 days
July 7 days
September 5 days
Windiest months:
January 7.4 mph
February 7.4 mph
December 7.4 mph

Osaka on a weather map

Osaka
+54°F
NE 11 mph
Feels like: +50°F
Precip.: 0%
Places in Japan:
Name
°F
+55°F
+52°F
+52°F
+54°F
+52°F
+57°F
+54°F
+54°F
+66°F
+54°F
+30°F
+52°F
+55°F
+54°F
+55°F
24 Hours Forecast
Osaka
Local time: 14:10
February 05, thursday
1500
54°F
NE
11 mph
1800
52°F
NE
6 mph
2100
48°F
NE
5 mph
February 06, friday
0000
48°F
N
5 mph
0300
46°F
NE
4 mph
0600
45°F
NE
2 mph
0900
50°F
NE
2 mph
1200
54°F
E
10 mph
Units of measurement: °C / °F