19.12
fri
fri
Day
55°F
SW 4 mph
Precip.
0%
0%
Night
52°F
SW 4 mph
Precip.
0%
0%
20.12
sat
sat
Day
59°F
SW 4 mph
Precip.
0%
0%
Night
54°F
W 4 mph
Precip.
0%
0%
21.12
sun
sun
Day
61°F
S 3 mph
Precip.
0%
0%
Night
55°F
S 11 mph
Precip.
69%
69%
22.12
mon
mon
Day
50°F
S 11 mph
Precip.
100%
100%
Night
50°F
S 8 mph
Precip.
0%
0%
23.12
tue
tue
Day
54°F
SW 4 mph
Precip.
0%
0%
Night
48°F
W 4 mph
Precip.
0%
0%
24.12
wed
wed
Day
57°F
W 6 mph
Precip.
0%
0%
Night
52°F
NE 6 mph
Precip.
100%
100%
25.12
thu
thu
Day
48°F
SE 13 mph
Precip.
0%
0%
Night
45°F
SW 1 mph
Precip.
0%
0%
26.12
fri
fri
Day
50°F
SE 3 mph
Precip.
0%
0%
Night
46°F
S 2 mph
Precip.
0%
0%
27.12
sat
sat
Day
52°F
SW 3 mph
Precip.
0%
0%
Night
46°F
SW 2 mph
Precip.
0%
0%
28.12
sun
sun
Day
54°F
SE 5 mph
Precip.
0%
0%
Night
48°F
S 5 mph
Precip.
85%
85%
29.12
mon
mon
Day
55°F
S 6 mph
Precip.
0%
0%
Night
48°F
SW 3 mph
Precip.
0%
0%
30.12
tue
tue
Day
52°F
NW 1 mph
Precip.
100%
100%
Night
50°F
E 4 mph
Precip.
100%
100%
31.12
wed
wed
Day
50°F
S 14 mph
Precip.
72%
72%
Night
45°F
S 7 mph
Precip.
0%
0%
01.01
thu
thu
Day
48°F
S 17 mph
Precip.
0%
0%
Night
45°F
S 7 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 60.4°F. The highest and lowest sea temperatures during the month were 63.1°F and 57.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
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.
Air temperature in Osaka, °F
Precipitation total in Osaka, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Osaka
Osaka on a weather map
Places in Japan:
Name
°F
24 Hours Forecast
Osaka
Local time: 05:03
December 19, friday
0600
43°F
SW
5 mph
5 mph
0900
48°F
SW
4 mph
4 mph
1200
55°F
SW
4 mph
4 mph
1500
57°F
SW
2 mph
2 mph
1800
54°F
SW
2 mph
2 mph
2100
52°F
W
4 mph
4 mph
December 20, saturday
0000
52°F
SW
4 mph
4 mph
0300
52°F
W
4 mph
4 mph
