Today | Weather | Tuesday, September 1, 2026

Weather in Herriman, Utah

09:25 AM
Now
Cloudy Weather
64° F
Feels Like 64°
Precipitation 7 %
Wind 12 mph
UV Index (0 - 11+) 3
Humidity 68 %
Today
Sunny with a Chance of Thunderstorms
Day 81°
Night 63°
Precipitation 55 %
Wind 14 mph
UV Index (0 - 11+) 7

Herriman Weather Forecast Updated

54 minutes ago
Last updated on

Air Quality in Herriman

NOW
19 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.44 µg/m³
PM10 4.09 µg/m³
O3 0.021 ppm
NO2 1.2 ppb
SO2 0 ppb
CO 0.09 ppm
NH3 0.33 µg/m³
NO 0.47 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)
PM2.51.44 µg/m³
PM104.09 µg/m³
O341.33 µg/m³
NO22.17 µg/m³
SO20.07 µg/m³
CO103.15 µg/m³
NH30.33 µg/m³
NO0.47 µg/m³