Atchison

What is the climate like in Atchison?

The best time to visit Atchison is typically May – September, with trip comfort peaking in September (7.5/10). Atchison is warmest in July, when daily highs average 89°F (31°C), and coolest in January, when lows fall to about 22°F (-5°C). The wettest month is typically May and the driest is February; the year sees roughly 40 in (1021 mm) of precipitation.

• Best time to visitMay – September — comfort peaks in September (7.5/10)
• Warmest monthJuly — average high 89°F (31°C)
• Coolest monthJanuary — average low 22°F (-5°C)
• Wettest monthMay (7.0 in (178 mm))
• Driest monthFebruary (1.3 in (32 mm))
• Annual precipitation40 in (1021 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromSt Joseph Rosecrans Mem AP, 29 km away (1948-2026)