Hamilton

What is the climate like in Hamilton?

The best time to visit Hamilton is typically September – October, with trip comfort peaking in October (7.3/10). Hamilton is warmest in July, when daily highs average 90°F (32°C), and coolest in January, when lows fall to about 36°F (2°C). The wettest month is typically March and the driest is October; the year sees roughly 58 in (1476 mm) of precipitation.

• Best time to visitSeptember – October — comfort peaks in October (7.3/10)
• Warmest monthJuly — average high 90°F (32°C)
• Coolest monthJanuary — average low 36°F (2°C)
• Wettest monthMarch (6.9 in (175 mm))
• Driest monthOctober (3.1 in (80 mm))
• Annual precipitation58 in (1476 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromHamilton, 1 km away (1962-2026)