World Resorts Japan Atami Weather

Atami sea water temperature

Current sea water temperature:
+75.2°F
Minimum sea water temperature in October: 80.1°F
Maximum sea water temperature in October: 69.8°F
Average sea water temperature in October: 74.1°F

Sea water temperature for the last 10 days:

October 10 75.2°F October 5 74.3°F
October 9 75.0°F October 4 74.8°F
October 8 75.6°F October 3 76.1°F
October 7 75.4°F October 2 75.9°F
October 6 75.0°F October 1 77.0°F

When is the warmest sea in Atami?

Based on the data about daily sea water temperature for the last three years the warmest sea in Atami was noticed in August, September and July.

Monthly Sea Temperatures in Atami, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 81.2°F. The highest and lowest sea temperatures during the month were 82.6°F and 80.2°F.

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 78.1°F. The highest and lowest sea temperatures during the month were 80.2°F and 76.1°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 78.0°F. The highest and lowest sea temperatures during the month were 82.8°F and 73.6°F.

Best time for vacation in Atami

Sunniest months:
January 17 days
December 17 days
May 13 days
Warmest months:
August 85.7 °F
July 83.3 °F
September 79.4 °F
Warmest sea temp:
August 80.4 °F
September 78.7 °F
July 76.7 °F
Coldest months:
January 48.3 °F
February 49.2 °F
December 53.0 °F
Rainiest months:
September 8 days
June 8 days
July 7 days
Windiest months:
March 8.6 mph
April 8.4 mph
February 8.1 mph

Atami on a weather map

Atami
+70°F
W 4 mph
Feels like: +70°F
Precip.: 6%
Places in Japan:
Name
°F
+70°F
+70°F
+72°F
+73°F
+73°F
+75°F
+73°F
+73°F
+81°F
+73°F
+64°F
+72°F
+75°F
+72°F
+73°F
24 Hours Forecast
Atami
Local time: 07:34
October 11, sunday
0900
70°F
W
4 mph
1200
73°F
W
5 mph
1500
73°F
W
3 mph
1800
63°F
W
1 mph
2100
61°F
W
4 mph
October 12, monday
0000
59°F
W
3 mph
0300
59°F
W
5 mph
0600
57°F
W
5 mph
Units of measurement: °C / °F