Today | Weather | Thursday, October 30, 2025

Weather in Billings, Montana

12:38 PM

Now

54° F

Feels Like 52°

Precipitation 0 %

Wind 10 mph

UV Index (0 - 11+) 2

Humidity 35 %

Today

Day 57°

Night 30°

Precipitation 0 %

Wind 9 mph

UV Index (0 - 11+) 2

Billings Weather Forecast Updated

53 minutes ago

Last updated on October 30, 2025 11:44 AM

Weather Forecast History

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

Day

52°

Night

28°

Wind

8 mph

Precipitation

Air Quality in Billings

NOW

41 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 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

PM_2.5 – 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)

PM_2.5 – 0.67 µg/m³

PM₁₀ – 1.25 µg/m³

O₃ – 86.39 µg/m³

NO₂ – 0.49 µg/m³

SO₂ – 0.02 µg/m³

CO – 87.64 µg/m³

NH₃ – 0.41 µg/m³

NO – 0.18 µg/m³

View Hourly Air Quality Forecast