Climate almanac
Ōno
Iwate, Japan · 40.29°, 141.63°
What is the climate like in Ōno?
The best time to visit Ōno is typically September, the year's most comfortable month (6.1/10). Ōno is warmest in August, when daily highs average 77°F (25°C), and coolest in February, when lows fall to about 30°F (-1°C). The wettest month is typically August and the driest is November; the year sees roughly 51 in (1291 mm) of precipitation.
- Best time to visitSeptember — the year's comfort peak (6.1/10)
- Warmest monthAugust — average high 77°F (25°C)
- Coolest monthFebruary — average low 30°F (-1°C)
- Wettest monthAugust (7.3 in (184 mm))
- Driest monthNovember (2.2 in (56 mm))
- Annual precipitation51 in (1291 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromHachinohe, 29 km away (1951-2026)