Today | Weather | Friday, May 22, 2026

Weather in Gillette, Wyoming

05:13 AM
Now
Cloudy Night
37° F
Feels Like 28°
Precipitation 34 %
Wind 11 mph
Humidity 87 %
Today
Rainy Weather
Day 64°
Night 39°
Precipitation 60 %
Wind 15 mph
UV Index (0 - 11+) 6

Gillette Weather Forecast Updated

29 minutes ago
Last updated on

Air Quality in Gillette

NOW
30 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.17 µg/m³
PM10 3.46 µg/m³
O3 0.033 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.10 ppm
NH3 3.11 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)
PM2.51.17 µg/m³
PM103.46 µg/m³
O364.35 µg/m³
NO21.11 µg/m³
SO20.01 µg/m³
CO116.05 µg/m³
NH33.11 µg/m³
NO0 µg/m³