Hourly Weather | Today Tuesday, July 21, 2026
Sacramento, California
2 AM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 59%
UV Index: 0
Wind: 6 mph
3 AM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 59%
UV Index: 0
Wind: 6 mph
4 AM
Cloudy Night
68°
Feels Like 64°
0
Humidity: 62%
UV Index: 0
Wind: 6 mph
5 AM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 63%
UV Index: 0
Wind: 6 mph
6 AM
Cloudy Weather
64°
Feels Like 64°
0
Humidity: 68%
UV Index: 0
Wind: 6 mph
7 AM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 64%
UV Index: 1
Wind: 6 mph
8 AM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 57%
UV Index: 2
Wind: 5 mph
9 AM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 48%
UV Index: 3
Wind: 5 mph
10 AM
Cloudy Weather
81°
Feels Like 84°
0
Humidity: 41%
UV Index: 5
Wind: 5 mph
11 AM
Cloudy Weather
84°
Feels Like 91°
0
Humidity: 36%
UV Index: 7
Wind: 6 mph
12 PM
Cloudy Weather
88°
Feels Like 97°
0
Humidity: 30%
UV Index: 9
Wind: 6 mph
1 PM
Cloudy Weather
91°
Feels Like 99°
0
Humidity: 26%
UV Index: 10
Wind: 6 mph
2 PM
Cloudy Weather
93°
Feels Like 100°
0
Humidity: 23%
UV Index: 9
Wind: 7 mph
3 PM
Cloudy Weather
97°
Feels Like 102°
0
Humidity: 21%
UV Index: 7
Wind: 7 mph
4 PM
Cloudy Weather
99°
Feels Like 100°
0
Humidity: 19%
UV Index: 5
Wind: 8 mph
5 PM
Cloudy Weather
100°
Feels Like 100°
0
Humidity: 19%
UV Index: 3
Wind: 8 mph
6 PM
Cloudy Weather
99°
Feels Like 97°
0
Humidity: 20%
UV Index: 2
Wind: 9 mph
7 PM
Cloudy Weather
95°
Feels Like 93°
0
Humidity: 23%
UV Index: 1
Wind: 9 mph
8 PM
Cloudy Weather
90°
Feels Like 88°
0
Humidity: 27%
UV Index: 0
Wind: 9 mph
9 PM
Cloudy Night
86°
Feels Like 82°
0
Humidity: 32%
UV Index: 0
Wind: 8 mph
10 PM
Cloudy Night
82°
Feels Like 81°
0
Humidity: 34%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
81°
Feels Like 77°
0
Humidity: 37%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

2 AM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.87 µg/m³
  • PM10: 12.49 µg/m³
  • O3: 0.028 ppm
  • NO2: 6 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

3 AM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.97 µg/m³
  • PM10: 12.77 µg/m³
  • O3: 0.026 ppm
  • NO2: 5.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

4 AM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.05 µg/m³
  • PM10: 12.98 µg/m³
  • O3: 0.025 ppm
  • NO2: 5.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

5 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.14 µg/m³
  • PM10: 13.23 µg/m³
  • O3: 0.024 ppm
  • NO2: 6 ppb
  • SO2: 0.7 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

6 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.23 µg/m³
  • PM10: 13.47 µg/m³
  • O3: 0.023 ppm
  • NO2: 6.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

7 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.35 µg/m³
  • PM10: 13.69 µg/m³
  • O3: 0.022 ppm
  • NO2: 7.3 ppb
  • SO2: 0.9 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

8 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.53 µg/m³
  • PM10: 13.79 µg/m³
  • O3: 0.021 ppm
  • NO2: 8.1 ppb
  • SO2: 1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

9 AM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.1 µg/m³
  • PM10: 12.53 µg/m³
  • O3: 0.025 ppm
  • NO2: 8.2 ppb
  • SO2: 1.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

10 AM
25 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.11 µg/m³
  • PM10: 12.1 µg/m³
  • O3: 0.027 ppm
  • NO2: 8.8 ppb
  • SO2: 1.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.9 µg/m³
  • PM10: 12.59 µg/m³
  • O3: 0.033 ppm
  • NO2: 8.8 ppb
  • SO2: 1.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.63 µg/m³
  • PM10: 10.74 µg/m³
  • O3: 0.043 ppm
  • NO2: 6.3 ppb
  • SO2: 1.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

1 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.25 µg/m³
  • PM10: 11.76 µg/m³
  • O3: 0.050 ppm
  • NO2: 5.2 ppb
  • SO2: 1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

2 PM
61 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.14 µg/m³
  • PM10: 13.26 µg/m³
  • O3: 0.058 ppm
  • NO2: 4.4 ppb
  • SO2: 1 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.

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

Pollutant Concentrations:

  • PM2.5: 10.76 µg/m³
  • PM10: 13.41 µg/m³
  • O3: 0.061 ppm
  • NO2: 3.7 ppb
  • SO2: 0.9 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.

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

Pollutant Concentrations:

  • PM2.5: 10.47 µg/m³
  • PM10: 12.72 µg/m³
  • O3: 0.062 ppm
  • NO2: 3.4 ppb
  • SO2: 0.9 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.

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

Pollutant Concentrations:

  • PM2.5: 9.92 µg/m³
  • PM10: 11.91 µg/m³
  • O3: 0.062 ppm
  • NO2: 3.7 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.

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

Pollutant Concentrations:

  • PM2.5: 9.57 µg/m³
  • PM10: 11.49 µg/m³
  • O3: 0.061 ppm
  • NO2: 4.8 ppb
  • SO2: 0.9 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
61 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.01 µg/m³
  • PM10: 10.93 µg/m³
  • O3: 0.058 ppm
  • NO2: 6.3 ppb
  • SO2: 0.9 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
48 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.01 µg/m³
  • PM10: 9.93 µg/m³
  • O3: 0.052 ppm
  • NO2: 7.4 ppb
  • SO2: 0.9 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.16 µg/m³
  • PM10: 9.11 µg/m³
  • O3: 0.046 ppm
  • NO2: 7.7 ppb
  • SO2: 0.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.71 µg/m³
  • PM10: 8.73 µg/m³
  • O3: 0.043 ppm
  • NO2: 7.4 ppb
  • SO2: 0.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.35 µg/m³
  • PM10: 8.44 µg/m³
  • O3: 0.041 ppm
  • NO2: 7.1 ppb
  • SO2: 0.9 ppb
  • CO: 0.14 ppm

Health Recommendations:

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