Today | Weather | Wednesday, March 18, 2026

Weather in Layton, Utah

05:22 AM
Now
Cloudy Night
50° F
Feels Like 43°
Precipitation 0 %
Wind 10 mph
Humidity 45 %
Today
Sunny Weather
Day 77°
Night 52°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 5

Layton Weather Forecast Updated

4 minutes ago
Last updated on

Air Quality in Layton

NOW
28 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.86 µg/m³
PM10 11.17 µg/m³
O3 0.030 ppm
NO2 1.9 ppb
SO2 0.4 ppb
CO 0.12 ppm
NH3 7.09 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)
PM2.55.86 µg/m³
PM1011.17 µg/m³
O359.02 µg/m³
NO23.64 µg/m³
SO21.11 µg/m³
CO133.09 µg/m³
NH37.09 µg/m³
NO0 µg/m³