World Resorts Japan Osaka Weather

Osaka Sea Temperature in January

Average sea water temperature in January:
+55.1°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:
2025
2024
2023
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44
47
50
53
56
59
62

The average sea water temperature in January of 2025 was 51.1°F. The highest and lowest sea temperatures during the month were 54.9°F and 48.0°F.

Monthly sea water temperature in Osaka, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
59.6
67.1
73.4
79.3
82.3
79
71.2
64.3
58.4
54.2
53
55.1

Which Japan resorts have warmest sea in January?

Place name January 2025 January 2024
Okinawa 71.6°F 72.8°F
Kamakura 61.1°F 62.1°F
Atami 61.1°F 62.0°F
Hakone 61.0°F 62.0°F
Nagasaki 60.3°F 60.6°F
Fukuoka 56.8°F 57.8°F
Hiroshima 56.1°F 57.0°F
Yokohama 55.9°F 55.3°F
Nagoya 53.7°F 55.8°F
Tokyo 52.9°F 54.0°F
Kobe 52.5°F 53.8°F
Nara 51.1°F 53.5°F
Osaka 51.1°F 53.7°F
Kyoto 50.7°F 53.0°F
Noboribetsu 43.3°F 42.2°F
Sapporo 41.6°F 43.3°F

Best time for vacation in Osaka

Sunniest months:
May 17 days
August 17 days
October 15 days
Warmest months:
August 91.9 °F
July 88.3 °F
September 84.5 °F
Warmest sea temp:
August 82.3 °F
September 79.3 °F
July 79.0 °F
Coldest months:
January 46.7 °F
February 48.5 °F
December 50.8 °F
Rainiest months:
June 7 days
July 7 days
September 6 days
Windiest months:
December 7.4 mph
February 7.4 mph
January 7.3 mph

Osaka on a weather map

Leaflet | Tiles © Esri
Places in Japan:
Name
°F
+64°F
+66°F
+64°F
+72°F
+64°F
+72°F
+72°F
+50°F
+73°F
+73°F
+61°F
+73°F
+72°F
+66°F
+68°F
24 Hours Forecast
Osaka
Local time: 11:34
April 18, friday
1200
73°F
NE
8 mph
1500
72°F
NE
14 mph
1800
68°F
NE
12 mph
2100
64°F
NE
8 mph
April 19, saturday
0000
63°F
E
4 mph
0300
61°F
E
4 mph
0600
61°F
NW
2 mph
0900
70°F
E
3 mph
Units of measurement: °C / °F