Today | Weather | Tuesday, April 7, 2026

Weather in Fairfield, California

06:36 AM
Now
Cloudy Weather
50° F
Feels Like 45°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 0
Humidity 86 %
Today
Cloudy Weather
Day 75°
Night 52°
Precipitation 0 %
Wind 10 mph
UV Index (0 - 11+) 7

Fairfield Weather Forecast Updated

59 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 7, 2025)
Cloudy Weather

Day

70°

Night

50°

Wind

11 mph

UV Index

6

Precipitation

40 %

Air Quality in Fairfield

NOW
50 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.4 µg/m³
PM10 10.51 µg/m³
O3 0.054 ppm
NO2 0.5 ppb
SO2 0.4 ppb
CO 0.12 ppm
NH3 0.01 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)
PM2.54.4 µg/m³
PM1010.51 µg/m³
O3105.92 µg/m³
NO20.88 µg/m³
SO21.04 µg/m³
CO131.97 µg/m³
NH30.01 µg/m³
NO0 µg/m³