Today | Weather | Sunday, September 13, 2026

Weather in Richmond, California

10:38 AM
Now
Cloudy Weather
66° F
Feels Like 70°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 4
Humidity 62 %
Today
Cloudy Weather
Day 75°
Night 54°
Precipitation 0 %
Wind 10 mph
UV Index (0 - 11+) 6

Richmond Weather Forecast Updated

11 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 13, 2025)
Cloudy Night

Day

70°

Night

59°

Wind

9 mph

Precipitation

0 %

Air Quality in Richmond

NOW
39 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.36 µg/m³
PM10 9.5 µg/m³
O3 0.042 ppm
NO2 0.2 ppb
SO2 0.2 ppb
CO 0.17 ppm
NH3 0 µg/m³
NO 0.08 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)
PM2.52.36 µg/m³
PM109.5 µg/m³
O382.38 µg/m³
NO20.37 µg/m³
SO20.56 µg/m³
CO195.51 µg/m³
NH30 µg/m³
NO0.08 µg/m³