Today | Weather | Thursday, June 11, 2026

Weather in Gillette, Wyoming

09:03 AM
Now
Rainy Weather
46° F
Feels Like 32°
Precipitation 48 %
Wind 27 mph
UV Index (0 - 11+) 1
Humidity 81 %
Today
Windy Weather
Day 70°
Night 45°
Precipitation 55 %
Wind 21 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Gillette Weather Forecast Updated

28 minutes ago
Last updated on

Air Quality in Gillette

NOW
33 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 1.3 µg/m³
O3 0.036 ppm
NO2 0.2 ppb
SO2 0 ppb
CO 0.07 ppm
NH3 1.43 µg/m³
NO 0.12 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)
PM2.50.5 µg/m³
PM101.3 µg/m³
O369.83 µg/m³
NO20.41 µg/m³
SO20 µg/m³
CO85.39 µg/m³
NH31.43 µg/m³
NO0.12 µg/m³