Ōma

What is the climate like in Ōma?

The best time to visit Ōma is typically September, the year's most comfortable month (6.3/10). Ōma is warmest in August, when daily highs average 74°F (23°C), and coolest in February, when lows fall to about 32°F (0°C). The wettest month is typically August and the driest is May; the year sees roughly 58 in (1476 mm) of precipitation.

• Best time to visitSeptember — the year's comfort peak (6.3/10)
• Warmest monthAugust — average high 74°F (23°C)
• Coolest monthFebruary — average low 32°F (0°C)
• Wettest monthAugust (7.6 in (193 mm))
• Driest monthMay (3.5 in (88 mm))
• Annual precipitation58 in (1476 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromHakodate, 35 km away (1951-2026)