Climate of Des Moines, Iowa, USA
Point-value climate at Des Moines (Iowa, United States of America). Population approximately 380,655.
Located in Iowa, United States of America, Des Moines has a strongly continental climate. Population approximately 380,655. Monthly average temperatures range from -6.6°C / 20.1°F in January to 24.6°C / 76.3°F in July, with rainfall varying from 26 mm / 1 in (January) to 117 mm / 4.6 in (June) — about 875 mm / 34.4 in across the year. Des Moines is the capital of Iowa. These are point-value climate normals sampled at Des Moines's coordinates — often quite different from the surrounding region's area-weighted average.
Best time to visit Des Moines →
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -6.6°C20.1°F | 26 mm1″ | Snowy |
| February | -3°C26.6°F | 29 mm1.1″ | Snowy |
| March | 3.5°C38.3°F | 56 mm2.2″ | — |
| April | 10.4°C50.7°F | 89 mm3.5″ | — |
| May | 16.6°C61.9°F | 109 mm4.3″ | — |
| June | 21.9°C71.4°F | 117 mm4.6″ | — |
| July | 24.6°C76.3°F | 104 mm4.1″ | — |
| August | 23.2°C73.8°F | 105 mm4.1″ | — |
| September | 18.4°C65.1°F | 86 mm3.4″ | — |
| October | 11.7°C53.1°F | 68 mm2.7″ | — |
| November | 3.2°C37.8°F | 52 mm2″ | — |
| December | -3.9°C25°F | 34 mm1.3″ | Snowy |
Frequently asked questions
What is the best time to visit Des Moines?
Des Moines does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Des Moines's warmest month is July at an average of 24.6°C / 76.3°F, and its driest month is January with about 26 mm / 1 in of rain.
What is the climate of Des Moines?
Des Moines, in Iowa, United States of America, has monthly average temperatures ranging from -6.6°C / 20.1°F in January to 24.6°C / 76.3°F in July. Annual rainfall is approximately 875 mm / 34.4 in, with the wettest month being June (117 mm / 4.6 in) and the driest January (26 mm / 1 in).
What is the average temperature in Des Moines in July?
The average temperature in Des Moines in July is 24.6°C / 76.3°F, with rainfall of about 104 mm / 4.1 in — the warmest month of the year.
When is the driest month in Des Moines?
The driest month in Des Moines is January, with about 26 mm / 1 in of average monthly rainfall. Average temperature that month is -6.6°C / 20.1°F.
When is the wettest month in Des Moines?
The wettest month in Des Moines is June, with approximately 117 mm / 4.6 in of average monthly rainfall.