Today | Weather | Wednesday, March 18, 2026

Weather in Plymouth, Minnesota

04:36 AM
Now
Cloudy Night
21° F
Feels Like
Precipitation 42 %
Wind 15 mph
Humidity 95 %
Today
Cloudy Weather
Day 39°
Night 28°
Precipitation 1 %
Wind 7 mph
UV Index (0 - 11+) 4
Overnight Frost 12 AM – 9 AM
Tomorrow Morning Frost 2 AM – 9 AM

Plymouth Weather Forecast Updated

Last updated on

Air Quality in Plymouth

NOW
43 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.5 µg/m³
PM10 5.38 µg/m³
O3 0.047 ppm
NO2 1.5 ppb
SO2 0.4 ppb
CO 0.15 ppm
NH3 3.44 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)
PM2.54.5 µg/m³
PM105.38 µg/m³
O391.49 µg/m³
NO22.85 µg/m³
SO20.99 µg/m³
CO167.83 µg/m³
NH33.44 µg/m³
NO0 µg/m³