Today | Weather | Sunday, January 18, 2026

Weather in Des Moines, Iowa

06:57 AM
Now
Cloudy Weather
10° F
Feels Like -8°
Precipitation 0 %
Wind 13 mph
Humidity 64 %
Today
Snowy Weather
Day 27°
Night
Precipitation 55 %
Wind 18 mph
UV Index (0 - 11+) 1

Des Moines Weather Forecast Updated

44 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (January 18, 2025)
Cloudy Weather

Day

21°

Night

-2°

Wind

15 mph

UV Index

2

Precipitation

0 %

Air Quality in Des Moines

NOW
33 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.6 µg/m³
PM10 0.73 µg/m³
O3 0.035 ppm
NO2 0.8 ppb
SO2 0.3 ppb
CO 0.13 ppm
NH3 0.45 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)
PM2.50.6 µg/m³
PM100.73 µg/m³
O369.5 µg/m³
NO21.55 µg/m³
SO20.82 µg/m³
CO145.08 µg/m³
NH30.45 µg/m³
NO0 µg/m³