Today | Weather | Thursday, October 30, 2025

Weather in Billings, Montana

12:38 PM
Now
Cloudy Weather
54° F
Feels Like 52°
Precipitation 0 %
Wind 10 mph
UV Index (0 - 11+) 2
Humidity 35 %
Today
Cloudy Weather
Day 57°
Night 30°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 2

Billings Weather Forecast Updated

53 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (October 30, 2024)

Night

Day

52°

Night

28°

Wind

8 mph

Precipitation

1

Air Quality in Billings

NOW
41 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.67 µg/m³
PM10 1.25 µg/m³
O3 0.044 ppm
NO2 0.3 ppb
SO2 0 ppb
CO 0.08 ppm
NH3 0.41 µg/m³
NO 0.18 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)
PM2.50.67 µg/m³
PM101.25 µg/m³
O386.39 µg/m³
NO20.49 µg/m³
SO20.02 µg/m³
CO87.64 µg/m³
NH30.41 µg/m³
NO0.18 µg/m³