The best time to visit Des Moines
Month-by-month climate averages for Des Moines, IA, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Des Moines is usually April, September and October, when daytime highs sit in the pleasant 60-78°F range and the heaviest May rain is behind you.
Des Moines is warmest in July (highs near 84°F) and coldest in January (lows around 16°F), with roughly 36 inches of precipitation across the year and May the wettest month. The sweet spot for most visitors is April, September and October. Expect overnight frost in January, February, March, November and December.
These are long-run averages. For the actual days you are travelling, check the live Des Moines forecast - and note how much the models agree, because that tells you how much to trust it.
Des Moines weather by month
what to expect in Des Moines through the year, 1991-2020 averagesHere is Des Moines's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Des Moines by season.