Marshalltown Weather in August

August in Marshalltown brings high temperatures around 28°C (82°F) during the day, dropping to 16°C (61°F) at night, with quite a bit of rainfall expected, averaging around 117 mm (4.6 in) for the month.

Rainfall in Marshalltown in August

The climate data from previous years indicates about 11 days of rain, averaging 117 mm (4.6 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Marshalltown in August

August in Marshalltown brings high temperatures, with highs of 28°C (82°F) and nights around 16°C (61°F). August is part of the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

For Marshalltown itself, September generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.