Today | Weather | Wednesday, October 28, 2026

Weather in Des Moines, Iowa

01:13 AM
Now
Cloudy Weather
55° F
Feels Like 54°
Precipitation 5 %
Wind 8 mph
Humidity 85 %
Today
Sunny with a Chance of Thunderstorms
Day 75°
Night 55°
Precipitation 55 %
Wind 15 mph
UV Index (0 - 11+) 3

Des Moines Weather Forecast Updated

17 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 28, 2025)
Rainy Weather

Day

59°

Night

46°

Wind

14 mph

Precipitation

100 %

Air Quality in Des Moines

NOW
35 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0 µg/m³
PM10 0 µg/m³
O3 0.037 ppm
NO2 1.9 ppb
SO2 0.4 ppb
CO 0.14 ppm
NH3 2.59 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 0 µg/m³
PM10 – 0 µg/m³
O3 – 73.38 µg/m³
NO2 – 3.59 µg/m³
SO2 – 1.03 µg/m³
CO – 159.4 µg/m³
NH3 – 2.59 µg/m³
NO – 0 µg/m³