Iowa Falls

What is the climate like in Iowa Falls?

The best time to visit Iowa Falls is typically August – September, with trip comfort peaking in September (6.7/10). Iowa Falls is warmest in July, when daily highs average 83°F (28°C), and coolest in January, when lows fall to about 14°F (-10°C). The wettest month is typically May and the driest is February; the year sees roughly 39 in (989 mm) of precipitation.

• Best time to visitAugust – September — comfort peaks in September (6.7/10)
• Warmest monthJuly — average high 83°F (28°C)
• Coolest monthJanuary — average low 14°F (-10°C)
• Wettest monthMay (5.4 in (137 mm))
• Driest monthFebruary (1.5 in (37 mm))
• Annual precipitation39 in (989 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromIowa Falls, 0 km away (1893-2026)