MyCruiseForecast

Japan

Hiroshima cruise weather by month

What to expect when your ship is in Hiroshima in any month: temperatures, how often it rains, wind, sea temperature and wave heights.

Weather in Hiroshima by month

Average highs run from 48°F (9°C) in January to 90°F (32°C) in August. Rain falls on the fewest days in December and the most in June. Sea temperature and wave heights are for the water just off the port.

Typical conditions, 2022–2025 climate record (ECMWF). Rain days are days with at least 1 mm of rain or melted snow. These are averages, not a forecast.
MonthHigh / lowRain daysWindSea tempTypical seas
January48 / 32°F9 / 0°C18%10 mph16 km/h53°F12°C1 ft (0.2 m)Smooth; rougher days up to 1 ft
February49 / 33°F9 / 1°C27%10 mph16 km/h50°F10°C1 ft (0.2 m)Smooth; rougher days up to 1 ft
March57 / 40°F14 / 4°C35%10 mph16 km/h52°F11°C1 ft (0.2 m)Smooth; rougher days up to 1 ft
April66 / 48°F19 / 9°C36%9 mph15 km/h58°F14°Cunder 1 ft (0.1 m)Smooth; rougher days up to 1 ft
May73 / 56°F23 / 13°C29%9 mph15 km/h64°F18°C1 ft (0.2 m)Smooth; rougher days up to 1 ft
June79 / 66°F26 / 19°C48%8 mph14 km/h71°F22°Cunder 1 ft (0.1 m)Smooth; rougher days up to 1 ft
July87 / 75°F31 / 24°C43%9 mph15 km/h80°F27°C1 ft (0.2 m)Smooth; rougher days up to 1 ft
August90 / 77°F32 / 25°C44%9 mph15 km/h85°F29°Cunder 1 ft (0.1 m)Smooth; rougher days up to 1 ft
September86 / 72°F30 / 22°C43%9 mph14 km/h83°F28°Cunder 1 ft (0.1 m)Smooth; rougher days up to 1 ft
October73 / 56°F23 / 14°C24%9 mph14 km/h75°F24°C1 ft (0.2 m)Smooth; rougher days up to 1 ft
November63 / 46°F17 / 8°C19%9 mph15 km/h68°F20°Cunder 1 ft (0.1 m)Smooth; rougher days up to 1 ft
December51 / 36°F11 / 2°C14%10 mph16 km/h59°F15°C1 ft (0.2 m)Smooth; rougher days up to 1 ft

Check the forecast for your sailing

Upcoming cruises in Hiroshima

9 ships from 9 cruise lines are scheduled here, 16 visits in total. The next 15:

DateShipStopSailing
Mon, Oct 122026Celebrity MillenniumCelebrity CruisesCalls12 nights from Incheon
Mon, Oct 122026Silver MoonSilversea CruisesCalls14 nights from Tokyo
Wed, Oct 142026Star SeekerWindstar CruisesCalls10 nights from Yokohama
Sun, Oct 182026Star SeekerWindstar CruisesCalls10 nights from Kobe/Osaka
Tue, Oct 202026Silver MoonSilversea CruisesCalls14 nights from Tokyo
Tue, Oct 202026Viking OrionVikingCalls14 nights from Tokyo
Sat, Oct 242026Celebrity MillenniumCelebrity CruisesCalls12 nights from Yokohama
Sat, Oct 242026Diamond PrincessPrincess CruisesCalls9 nights from Yokohama
Mon, Oct 262026Seven Seas ExplorerRegent Seven Seas CruisesCalls11 nights from Tokyo
Tue, Nov 32026Star SeekerWindstar CruisesCalls41 nights from Tokyo
Sat, Nov 72026Norwegian JadeNorwegian Cruise LineCalls14 nights from Tokyo
Mon, Nov 92026Seabourn EncoreSeabournCalls24 nights from Kobe/Osaka
Fri, Nov 132026WesterdamHolland America LineCalls29 nights from Tokyo
Tue, Nov 172026Norwegian JadeNorwegian Cruise LineCalls9 nights from Yokohama
Wed, Nov 252026Norwegian JadeNorwegian Cruise LineCalls9 nights from Incheon

Ships that visit Hiroshima

Nearby cruise ports

Wave heights are significant wave height on the Douglas sea state scale. What the numbers mean for a cruise. Sources and method are on the about page.