20.12
sat
sat
Day

61°F
SW 6 mph
Precip.
0%
0%
Night

55°F
W 4 mph
Precip.
0%
0%
21.12
sun
sun
Day

59°F
SE 2 mph
Precip.
100%
100%
Night

52°F
S 9 mph
Precip.
0%
0%
22.12
mon
mon
Day

50°F
S 17 mph
Precip.
0%
0%
Night

43°F
SW 6 mph
Precip.
0%
0%
23.12
tue
tue
Day

55°F
W 8 mph
Precip.
0%
0%
Night

55°F
W 12 mph
Precip.
100%
100%
24.12
wed
wed
Day

55°F
W 6 mph
Precip.
100%
100%
Night

52°F
S 11 mph
Precip.
0%
0%
25.12
thu
thu
Day

50°F
S 17 mph
Precip.
0%
0%
Night

45°F
SW 4 mph
Precip.
0%
0%
26.12
fri
fri
Day

50°F
SW 7 mph
Precip.
0%
0%
Night

52°F
W 14 mph
Precip.
0%
0%
27.12
sat
sat
Day

54°F
W 11 mph
Precip.
100%
100%
Night

48°F
SE 8 mph
Precip.
100%
100%
28.12
sun
sun
Day

48°F
S 18 mph
Precip.
85%
85%
Night

43°F
SE 5 mph
Precip.
0%
0%
29.12
mon
mon
Day

48°F
S 4 mph
Precip.
0%
0%
Night

43°F
SW 3 mph
Precip.
0%
0%
30.12
tue
tue
Day

52°F
SW 2 mph
Precip.
0%
0%
Night

46°F
NW 4 mph
Precip.
88%
88%
31.12
wed
wed
Day

45°F
E 19 mph
Precip.
100%
100%
Night

37°F
E 21 mph
Precip.
100%
100%
01.01
thu
thu
Day

39°F
E 25 mph
Precip.
73%
73%
Night

37°F
E 14 mph
Precip.
0%
0%
02.01
fri
fri
Day

46°F
E 17 mph
Precip.
100%
100%
Night

43°F
E 13 mph
Precip.
100%
100%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 60.1°F. The highest and lowest sea temperatures during the month were 63.1°F and 57.4°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: 19:50
December 20, saturday
2100

55°F
W
4 mph
4 mph
December 21, sunday
0000

55°F
W
4 mph
4 mph
0300

55°F
W
3 mph
3 mph
0600

55°F
W
4 mph
4 mph
0900

57°F
W
2 mph
2 mph
1200

59°F
SE
2 mph
2 mph
1500

57°F
S
11 mph
11 mph
1800

54°F
S
11 mph
11 mph


























