Ishikari

What is the climate like in Ishikari?

The best time to visit Ishikari is typically September, the year's most comfortable month (6.3/10). Ishikari is warmest in August, when daily highs average 77°F (25°C), and coolest in January, when lows fall to about 23°F (-5°C). The wettest month is typically August and the driest is March; the year sees roughly 55 in (1402 mm) of precipitation.

• Best time to visitSeptember — the year's comfort peak (6.3/10)
• Warmest monthAugust — average high 77°F (25°C)
• Coolest monthJanuary — average low 23°F (-5°C)
• Wettest monthAugust (8.4 in (212 mm))
• Driest monthMarch (3.0 in (75 mm))
• Annual precipitation55 in (1402 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromSapporo, 19 km away (1951-2026)