29.08
sat
sat
Day
75°F
E 1 mph
Precip.
33%
33%
Night
66°F
SW 6 mph
Precip.
48%
48%
30.08
sun
sun
Day
68°F
W 2 mph
Precip.
34%
34%
Night
73°F
NE 3 mph
Precip.
35%
35%
31.08
mon
mon
Day
84°F
SE 5 mph
Precip.
9%
9%
Night
73°F
E 4 mph
Precip.
22%
22%
01.09
tue
tue
Day
84°F
W 4 mph
Precip.
14%
14%
Night
73°F
N 2 mph
Precip.
29%
29%
02.09
wed
wed
Day
86°F
SW 2 mph
Precip.
3%
3%
Night
72°F
E 4 mph
Precip.
14%
14%
03.09
thu
thu
Day
82°F
E 6 mph
Precip.
37%
37%
Night
73°F
E 4 mph
Precip.
15%
15%
04.09
fri
fri
Day
72°F
E 3 mph
Precip.
67%
67%
Night
64°F
W 6 mph
Precip.
95%
95%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 81.3°F. The highest and lowest sea temperatures during the month were 82.6°F and 80.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 79.7°F. The highest and lowest sea temperatures during the month were 82.4°F and 76.1°F.
Air temperature in Atami, °F
Precipitation total in Atami, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Atami
Atami on a weather map
Places in Japan:
Name
°F
24 Hours Forecast
Atami
Local time: 07:27
August 29, saturday
0900
73°F
N
2 mph
2 mph
1200
75°F
E
1 mph
1 mph
1500
75°F
SW
5 mph
5 mph
1800
68°F
W
7 mph
7 mph
2100
66°F
W
6 mph
6 mph
August 30, sunday
0000
66°F
SW
6 mph
6 mph
0300
66°F
W
4 mph
4 mph
0600
66°F
W
5 mph
5 mph
