Today | Weather | Sunday, November 1, 2026

Weather in Missoula, Montana

09:35 PM
Now
Cloudy Weather
41° F
Feels Like 37°
Precipitation 20 %
Wind 6 mph
Humidity 92 %
Today
Cloudy Night
Day 43°
Night 36°
Precipitation 25 %
Wind 5 mph

Missoula Weather Forecast Updated

36 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 1, 2025)
Rainy Weather

Day

63°

Night

41°

Wind

9 mph

Precipitation

97 %

Air Quality in Missoula

NOW
23 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.19 µg/m³
PM10 1.21 µg/m³
O3 0.024 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.13 ppm
NH3 0.04 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)
PM2.5 – 1.19 µg/m³
PM10 – 1.21 µg/m³
O3 – 47.73 µg/m³
NO2 – 1.16 µg/m³
SO2 – 0.01 µg/m³
CO – 152.56 µg/m³
NH3 – 0.04 µg/m³
NO – 0 µg/m³