18.12
thu
thu
Day
52°F
S 9 mph
Precip.
0%
0%
Night
46°F
S 8 mph
Precip.
0%
0%
19.12
fri
fri
Day
50°F
SW 3 mph
Precip.
0%
0%
Night
50°F
S 4 mph
Precip.
0%
0%
20.12
sat
sat
Day
54°F
E 2 mph
Precip.
80%
80%
Night
55°F
NE 4 mph
Precip.
100%
100%
21.12
sun
sun
Day
59°F
NE 2 mph
Precip.
66%
66%
Night
55°F
S 12 mph
Precip.
0%
0%
22.12
mon
mon
Day
46°F
SW 11 mph
Precip.
100%
100%
Night
45°F
SW 6 mph
Precip.
0%
0%
23.12
tue
tue
Day
48°F
SW 8 mph
Precip.
0%
0%
Night
48°F
S 6 mph
Precip.
0%
0%
24.12
wed
wed
Day
50°F
NW 4 mph
Precip.
67%
67%
Night
48°F
SE 4 mph
Precip.
100%
100%
25.12
thu
thu
Day
54°F
S 14 mph
Precip.
100%
100%
Night
43°F
S 11 mph
Precip.
0%
0%
26.12
fri
fri
Day
46°F
S 4 mph
Precip.
0%
0%
Night
46°F
S 7 mph
Precip.
67%
67%
27.12
sat
sat
Day
48°F
S 12 mph
Precip.
0%
0%
Night
48°F
S 12 mph
Precip.
100%
100%
28.12
sun
sun
Day
52°F
S 11 mph
Precip.
0%
0%
Night
50°F
SE 24 mph
Precip.
0%
0%
29.12
mon
mon
Day
50°F
SE 14 mph
Precip.
0%
0%
Night
45°F
S 5 mph
Precip.
0%
0%
30.12
tue
tue
Day
48°F
NW 3 mph
Precip.
0%
0%
Night
45°F
SE 3 mph
Precip.
0%
0%
31.12
wed
wed
Day
48°F
SW 2 mph
Precip.
0%
0%
Night
48°F
S 6 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 59.6°F. The highest and lowest sea temperatures during the month were 61.7°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 52.9°F. The highest and lowest sea temperatures during the month were 55.4°F and 48.9°F.
Air temperature in Tokyo, °F
Precipitation total in Tokyo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Tokyo
Tokyo on a weather map
Places in Japan:
Name
°F
24 Hours Forecast
Tokyo
Local time: 10:41
December 18, thursday
1200
52°F
S
9 mph
9 mph
1500
52°F
S
6 mph
6 mph
1800
52°F
SW
4 mph
4 mph
2100
48°F
S
6 mph
6 mph
December 19, friday
0000
46°F
S
8 mph
8 mph
0300
45°F
S
7 mph
7 mph
0600
45°F
S
6 mph
6 mph
0900
46°F
S
7 mph
7 mph
