Flood Warning
...The Flood Warning continues for the following rivers in Iowa...
Iowa River near Tama Hwy E49 affecting Tama and Poweshiek Counties.
Raccoon River at Des Moines Fleur Dr affecting Polk County.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Ra…
Tomorrow in Des Moines looks
sunny, with a high of 75°
and an overnight low of 51°.
Rain is unlikely (6% chance).
Winds top out near 16 mph,
and the UV index reaches 4 (moderate).
Des Moines has a humid continental climate.
July is the warmest month, with average highs of 85°,
and January the coldest, when nights fall to around 15°.
May brings the most rain, on about 14 days,
while July is the sunniest, with 12.7 hours of sunshine a day.
Over a whole year it rains on roughly 106 days.
9.0 hours a day averaged over the year, peaking in July at 12.7 hours.
When should I visit Des Moines?
Aim for August to October and April if you get the choice: these are the warmest and brightest weeks of the year, and highs average 74°F (23°C) against roughly 10 wet days a month. For the same question asked the other way round, see where else is warm in August.
Which month is wettest in Des Moines?
May, at 5.3 inches (135 mm) over about 14 days. February is the driest month, at 1.3 inches (34 mm).
When is Des Moines at its coldest?
January, with highs of 31°F (-1°C) and lows near 15°F (-9°C). The coldest day in the 2015-2024 record fell to -23°F (-30°C).
Does it snow in Des Moines?
Yes - about 15 days a year carry measurable snowfall, concentrated October through April.
What should I wear in Des Moines?
It depends on the month: July runs to 85°F (29°C) while January holds at 31°F (-1°C). The full month-by-month breakdown is in the packing notes above.
What is the hottest month in Des Moines?
July, averaging 85°F (29°C) by day and 68°F (20°C) overnight. The hottest single day in our 2015-2024 record for this location reached 101°F (38°C).