Tomorrow in Des Moines looks
sunny, with a high of 54°
and an overnight low of 32°.
Rain is unlikely (6% chance).
Winds top out near 12 mph,
and the UV index reaches 2 (low).
Average conditions span from January lows near 15°F (-9°C) to July highs around 85°F (29°C). That 39°C (70°F) spread makes the time of year especially important.
Seasonal change
July highs reach 85°F (29°C), while January lows fall to 15°F (-9°C).
Typical day and night
Des Moines averages 61°F (16°C) by day and 43°F (6°C) at night across the year.
Rain and sunshine
About 956 mm (37.6 inches) falls across 106 wet days, with 9.0 hours of sunshine on an average day.
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).