Today | Weather | Monday, October 12, 2026

Weather in Missoula, Montana

07:08 PM
Now
Cloudy Night
43° F
Feels Like 45°
Precipitation 22 %
Wind 4 mph
Humidity 70 %
Today
Partly Sunny with Showers
Day 46°
Night 30°
Precipitation 91 %
Wind 4 mph
UV Index (0 - 11+) 3
Tomorrow Morning Frost 5 AM – 9 AM

Missoula Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 12, 2025)
Rainy Weather

Day

52°

Night

34°

Wind

6 mph

UV Index

10

Precipitation

96 %

Air Quality in Missoula

NOW
20 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.5 µg/m³
PM10 0.51 µg/m³
O3 0.021 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.11 ppm
NH3 0.16 µg/m³
NO 0.01 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)
PM2.5 – 0.5 µg/m³
PM10 – 0.51 µg/m³
O3 – 41.5 µg/m³
NO2 – 1.06 µg/m³
SO2 – 0.01 µg/m³
CO – 129.32 µg/m³
NH3 – 0.16 µg/m³
NO – 0.01 µg/m³