Hourly Weather | Today Wednesday, May 20, 2026
Citrus Heights, California
4 PM
Cloudy Weather
91°
Feels Like 95°
0
Humidity: 17%
UV Index: 5
Wind: 6 mph
5 PM
Cloudy Weather
91°
Feels Like 91°
0
Humidity: 16%
UV Index: 3
Wind: 6 mph
6 PM
Cloudy Weather
90°
Feels Like 91°
0
Humidity: 16%
UV Index: 2
Wind: 6 mph
7 PM
Cloudy Weather
88°
Feels Like 88°
0
Humidity: 18%
UV Index: 1
Wind: 5 mph
8 PM
Cloudy Weather
86°
Feels Like 84°
0
Humidity: 23%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
81°
Feels Like 79°
0
Humidity: 30%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
77°
Feels Like 75°
0
Humidity: 36%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
73°
Feels Like 72°
0
Humidity: 41%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

4 PM
88 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.33 µg/m³
  • PM10: 11 µg/m³
  • O3: 0.066 ppm
  • NO2: 2.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
84 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.74 µg/m³
  • PM10: 10.39 µg/m³
  • O3: 0.065 ppm
  • NO2: 3.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM
72 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.68 µg/m³
  • PM10: 10.69 µg/m³
  • O3: 0.061 ppm
  • NO2: 4.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

7 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.89 µg/m³
  • PM10: 11.54 µg/m³
  • O3: 0.055 ppm
  • NO2: 7 ppb
  • SO2: 1.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.71 µg/m³
  • PM10: 11.88 µg/m³
  • O3: 0.048 ppm
  • NO2: 9.2 ppb
  • SO2: 1.3 ppb
  • CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.67 µg/m³
  • PM10: 12.31 µg/m³
  • O3: 0.041 ppm
  • NO2: 10.5 ppb
  • SO2: 1.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.1 µg/m³
  • PM10: 13.38 µg/m³
  • O3: 0.034 ppm
  • NO2: 12.1 ppb
  • SO2: 1.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
31 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.42 µg/m³
  • PM10: 14.22 µg/m³
  • O3: 0.030 ppm
  • NO2: 13 ppb
  • SO2: 1.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.