Today | Weather | Thursday, December 4, 2025

Weather in Livermore, California

02:58 AM
Now
Cloudy Night
37° F
Feels Like 36°
Precipitation 0 %
Wind 6 mph
Humidity 84 %
Today
Cloudy Weather
Day 55°
Night 36°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 3

Livermore Weather Forecast Updated

44 minutes ago
Last updated on

Air Quality in Livermore

NOW
53 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 13.2 µg/m³
PM10 21.45 µg/m³
O3 0.012 ppm
NO2 18 ppb
SO2 0.7 ppb
CO 0.30 ppm
NH3 0.76 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.513.2 µg/m³
PM1021.45 µg/m³
O323.14 µg/m³
NO233.83 µg/m³
SO21.8 µg/m³
CO339.51 µg/m³
NH30.76 µg/m³
NO0 µg/m³