Hourly Weather | Today Thursday, May 21, 2026
Elk Grove, California
9 AM
Sunny Weather
70°
Feels Like 73°
0
Humidity: 55%
UV Index: 3
Wind: 5 mph
10 AM
Cloudy Weather
75°
Feels Like 81°
0
Humidity: 44%
UV Index: 5
Wind: 6 mph
11 AM
Cloudy Weather
81°
Feels Like 88°
0
Humidity: 34%
UV Index: 7
Wind: 6 mph
12 PM
Cloudy Weather
86°
Feels Like 93°
0
Humidity: 28%
UV Index: 9
Wind: 7 mph
1 PM
Cloudy Weather
90°
Feels Like 97°
0
Humidity: 23%
UV Index: 11
Wind: 7 mph
2 PM
Cloudy Weather
93°
Feels Like 99°
0
Humidity: 20%
UV Index: 9
Wind: 8 mph
3 PM
Cloudy Weather
93°
Feels Like 99°
0
Humidity: 18%
UV Index: 7
Wind: 8 mph
4 PM
Cloudy Weather
95°
Feels Like 97°
0
Humidity: 17%
UV Index: 5
Wind: 10 mph
5 PM
Cloudy Weather
93°
Feels Like 93°
0
Humidity: 17%
UV Index: 3
Wind: 12 mph
6 PM
Cloudy Weather
91°
Feels Like 90°
0
Humidity: 18%
UV Index: 2
Wind: 12 mph
7 PM
Cloudy Weather
88°
Feels Like 84°
0
Humidity: 22%
UV Index: 1
Wind: 12 mph
8 PM
Sunny Weather
82°
Feels Like 81°
0
Humidity: 29%
UV Index: 0
Wind: 10 mph
9 PM
Night
77°
Feels Like 75°
0
Humidity: 36%
UV Index: 0
Wind: 9 mph
10 PM
Night
72°
Feels Like 70°
0
Humidity: 44%
UV Index: 0
Wind: 7 mph
11 PM
Night
66°
Feels Like 64°
0
Humidity: 54%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.06 µg/m³
  • PM10: 13.5 µg/m³
  • O3: 0.031 ppm
  • NO2: 8 ppb
  • SO2: 1.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

10 AM
33 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.33 µg/m³
  • PM10: 13.85 µg/m³
  • O3: 0.036 ppm
  • NO2: 7.7 ppb
  • SO2: 1.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

11 AM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.21 µg/m³
  • PM10: 15.99 µg/m³
  • O3: 0.044 ppm
  • NO2: 7.2 ppb
  • SO2: 1.6 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

12 PM
81 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.01 µg/m³
  • PM10: 12.03 µg/m³
  • O3: 0.064 ppm
  • NO2: 2.6 ppb
  • SO2: 0.9 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.

1 PM
96 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.31 µg/m³
  • PM10: 11.95 µg/m³
  • O3: 0.069 ppm
  • NO2: 1.7 ppb
  • SO2: 0.6 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.

2 PM
103 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.63 µg/m³
  • PM10: 12.42 µg/m³
  • O3: 0.071 ppm
  • NO2: 1.6 ppb
  • SO2: 0.6 ppb
  • CO: 0.12 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

3 PM
106 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.45 µg/m³
  • PM10: 12.39 µg/m³
  • O3: 0.072 ppm
  • NO2: 1.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

4 PM
101 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.91 µg/m³
  • PM10: 11.83 µg/m³
  • O3: 0.070 ppm
  • NO2: 1.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

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

Pollutant Concentrations:

  • PM2.5: 6.32 µg/m³
  • PM10: 11.19 µg/m³
  • O3: 0.069 ppm
  • NO2: 1.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.26 µg/m³
  • PM10: 11.77 µg/m³
  • O3: 0.065 ppm
  • NO2: 2.6 ppb
  • SO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 6.58 µg/m³
  • PM10: 13.15 µg/m³
  • O3: 0.060 ppm
  • NO2: 4.1 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.

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

Pollutant Concentrations:

  • PM2.5: 6.65 µg/m³
  • PM10: 14 µg/m³
  • O3: 0.054 ppm
  • NO2: 5.4 ppb
  • SO2: 0.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.8 µg/m³
  • PM10: 14.65 µg/m³
  • O3: 0.047 ppm
  • NO2: 6.3 ppb
  • SO2: 0.9 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.23 µg/m³
  • PM10: 15.68 µg/m³
  • O3: 0.042 ppm
  • NO2: 7.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

11 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.56 µg/m³
  • PM10: 16.5 µg/m³
  • O3: 0.038 ppm
  • NO2: 8 ppb
  • SO2: 0.8 ppb
  • CO: 0.17 ppm

Health Recommendations:

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