Today | Weather | Wednesday, February 4, 2026

Weather in Compton, California

02:49 PM
Now
Sunny Weather
91° F
Feels Like 91°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 2
Humidity 12 %
Today
Sunny Weather
Day 91°
Night 57°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 4

Compton Weather Forecast Updated

Air Quality in Compton

NOW
126 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 45.95 µg/m³
PM10 57.78 µg/m³
O3 0.071 ppm
NO2 14.8 ppb
SO2 0.8 ppb
CO 0.41 ppm
NH3 0.5 µg/m³
NO 3.7 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:

Members of sensitive groups may experience health effects. The general public is not likely to be affected.

Show raw pollutant concentrations (µg/m³)
PM2.545.95 µg/m³
PM1057.78 µg/m³
O3139.42 µg/m³
NO227.85 µg/m³
SO22.19 µg/m³
CO470.88 µg/m³
NH30.5 µg/m³
NO3.7 µg/m³