Today | Weather | Thursday, February 5, 2026

Weather in Bismarck, North Dakota

07:33 PM
Now
Cloudy Night
46° F
Feels Like 37°
Precipitation 0 %
Wind 16 mph
Humidity 61 %
Today
Sunny Weather
Day 55°
Night 32°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 2

Bismarck Weather Forecast Updated

53 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 5, 2025)

Day

12°

Night

Air Quality in Bismarck

NOW
42 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.61 µg/m³
PM10 4.49 µg/m³
O3 0.046 ppm
NO2 0.6 ppb
SO2 0.2 ppb
CO 0.11 ppm
NH3 0.24 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)
PM2.51.61 µg/m³
PM104.49 µg/m³
O389.61 µg/m³
NO21.16 µg/m³
SO20.48 µg/m³
CO128.79 µg/m³
NH30.24 µg/m³
NO0 µg/m³