21.12
sun
sun
Day
63°F
N 9 mph
Precip.
0%
0%
Night
54°F
S 15 mph
Precip.
0%
0%
22.12
mon
mon
Day
50°F
S 16 mph
Precip.
0%
0%
Night
45°F
SW 6 mph
Precip.
0%
0%
23.12
tue
tue
Day
46°F
SW 6 mph
Precip.
0%
0%
Night
48°F
SE 4 mph
Precip.
0%
0%
24.12
wed
wed
Day
45°F
S 3 mph
Precip.
100%
100%
Night
50°F
S 2 mph
Precip.
0%
0%
25.12
thu
thu
Day
52°F
S 9 mph
Precip.
64%
64%
Night
48°F
SW 6 mph
Precip.
100%
100%
26.12
fri
fri
Day
52°F
S 9 mph
Precip.
0%
0%
Night
45°F
S 16 mph
Precip.
80%
80%
27.12
sat
sat
Day
45°F
S 9 mph
Precip.
0%
0%
Night
41°F
S 10 mph
Precip.
0%
0%
28.12
sun
sun
Day
45°F
S 8 mph
Precip.
0%
0%
Night
43°F
S 4 mph
Precip.
0%
0%
29.12
mon
mon
Day
46°F
S 9 mph
Precip.
0%
0%
Night
45°F
SE 14 mph
Precip.
100%
100%
30.12
tue
tue
Day
48°F
S 14 mph
Precip.
0%
0%
Night
46°F
E 3 mph
Precip.
0%
0%
31.12
wed
wed
Day
52°F
SE 2 mph
Precip.
67%
67%
Night
46°F
S 11 mph
Precip.
68%
68%
01.01
thu
thu
Day
46°F
SE 20 mph
Precip.
0%
0%
Night
37°F
E 6 mph
Precip.
0%
0%
02.01
fri
fri
Day
45°F
N 10 mph
Precip.
0%
0%
Night
41°F
E 4 mph
Precip.
0%
0%
03.01
sat
sat
Day
50°F
E 2 mph
Precip.
0%
0%
Night
46°F
S 4 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 59.0°F. The highest and lowest sea temperatures during the month were 61.7°F and 55.4°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: 19:35
December 21, sunday
2100
57°F
S
16 mph
16 mph
December 22, monday
0000
54°F
S
15 mph
15 mph
0300
52°F
S
19 mph
19 mph
0600
50°F
S
20 mph
20 mph
0900
48°F
S
18 mph
18 mph
1200
50°F
S
16 mph
16 mph
1500
52°F
S
12 mph
12 mph
1800
50°F
S
7 mph
7 mph
