Today | Weather | Monday, September 21, 2026

Weather in Ogden, Utah

04:46 PM
Now
Cloudy Weather
75° F
Feels Like 75°
Precipitation 3 %
Wind 6 mph
UV Index (0 - 11+) 2
Humidity 27 %
Today
Cloudy Weather
Day 77°
Night 57°
Precipitation 25 %
Wind 6 mph
UV Index (0 - 11+) 5

Ogden Weather Forecast Updated

24 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Stormy Weather

Day

81°

Night

55°

Wind

8 mph

Precipitation

55 %

Air Quality in Ogden

NOW
50 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.33 µg/m³
PM10 6.64 µg/m³
O3 0.054 ppm
NO2 0.2 ppb
SO2 0.3 ppb
CO 0.08 ppm
NH3 0.13 µg/m³
NO 0.02 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)
PM2.53.33 µg/m³
PM106.64 µg/m³
O3106.05 µg/m³
NO20.4 µg/m³
SO20.9 µg/m³
CO90.39 µg/m³
NH30.13 µg/m³
NO0.02 µg/m³