Climate almanac
Kōzan
Hiroshima, Japan · 34.58°, 133.05°
What is the climate like in Kōzan?
The best time to visit Kōzan is typically November, the year's most comfortable month (6.7/10). Kōzan is warmest in August, when daily highs average 91°F (33°C), and coolest in January, when lows fall to about 34°F (1°C). The wettest month is typically July and the driest is December; the year sees roughly 58 in (1482 mm) of precipitation.
- Best time to visitNovember — the year's comfort peak (6.7/10)
- Warmest monthAugust — average high 91°F (33°C)
- Coolest monthJanuary — average low 34°F (1°C)
- Wettest monthJuly (9.8 in (249 mm))
- Driest monthDecember (1.8 in (45 mm))
- Annual precipitation58 in (1482 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromFukuyama, 24 km away (1951-2026)