Hourly Weather | Today Tuesday, July 21, 2026
Stockton, California
2 AM
Cloudy Night
73°
Feels Like 70°
0
Humidity: 52%
UV Index: 0
Wind: 6 mph
3 AM
Cloudy Night
72°
Feels Like 70°
0
Humidity: 54%
UV Index: 0
Wind: 6 mph
4 AM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 58%
UV Index: 0
Wind: 6 mph
5 AM
Cloudy Night
68°
Feels Like 66°
0
Humidity: 61%
UV Index: 0
Wind: 6 mph
6 AM
Cloudy Weather
66°
Feels Like 64°
0
Humidity: 64%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 59%
UV Index: 1
Wind: 5 mph
8 AM
Cloudy Weather
73°
Feels Like 75°
0
Humidity: 51%
UV Index: 2
Wind: 5 mph
9 AM
Cloudy Weather
77°
Feels Like 81°
0
Humidity: 44%
UV Index: 3
Wind: 6 mph
10 AM
Cloudy Weather
82°
Feels Like 88°
0
Humidity: 36%
UV Index: 5
Wind: 6 mph
11 AM
Cloudy Weather
88°
Feels Like 93°
0
Humidity: 30%
UV Index: 7
Wind: 7 mph
12 PM
Cloudy Weather
91°
Feels Like 97°
0
Humidity: 26%
UV Index: 10
Wind: 7 mph
1 PM
Cloudy Weather
93°
Feels Like 100°
0
Humidity: 23%
UV Index: 11
Wind: 8 mph
2 PM
Cloudy Weather
97°
Feels Like 102°
0
Humidity: 21%
UV Index: 10
Wind: 9 mph
3 PM
Cloudy Weather
100°
Feels Like 102°
0
Humidity: 19%
UV Index: 7
Wind: 9 mph
4 PM
Cloudy Weather
100°
Feels Like 102°
0
Humidity: 18%
UV Index: 5
Wind: 10 mph
5 PM
Cloudy Weather
100°
Feels Like 99°
0
Humidity: 19%
UV Index: 3
Wind: 10 mph
6 PM
Cloudy Weather
99°
Feels Like 97°
0
Humidity: 20%
UV Index: 2
Wind: 10 mph
7 PM
Cloudy Weather
95°
Feels Like 93°
0
Humidity: 22%
UV Index: 1
Wind: 10 mph
8 PM
Cloudy Weather
91°
Feels Like 90°
0
Humidity: 24%
UV Index: 0
Wind: 10 mph
9 PM
Cloudy Night
88°
Feels Like 84°
0
Humidity: 28%
UV Index: 0
Wind: 9 mph
10 PM
Cloudy Night
84°
Feels Like 81°
0
Humidity: 31%
UV Index: 0
Wind: 8 mph
11 PM
Cloudy Night
81°
Feels Like 79°
0
Humidity: 34%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 5.69 µg/m³
  • PM10: 12.25 µg/m³
  • O3: 0.031 ppm
  • NO2: 3.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

3 AM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.79 µg/m³
  • PM10: 12.58 µg/m³
  • O3: 0.030 ppm
  • NO2: 3.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

4 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.91 µg/m³
  • PM10: 12.89 µg/m³
  • O3: 0.029 ppm
  • NO2: 3.8 ppb
  • SO2: 0.5 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.04 µg/m³
  • PM10: 13.12 µg/m³
  • O3: 0.028 ppm
  • NO2: 3.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 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: 6.24 µg/m³
  • PM10: 13.44 µg/m³
  • O3: 0.027 ppm
  • NO2: 4.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.47 µg/m³
  • PM10: 13.8 µg/m³
  • O3: 0.026 ppm
  • NO2: 5.2 ppb
  • SO2: 0.6 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: 13.85 µg/m³
  • O3: 0.025 ppm
  • NO2: 6.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.2 µg/m³
  • PM10: 12.79 µg/m³
  • O3: 0.029 ppm
  • NO2: 5.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.32 µg/m³
  • PM10: 12.47 µg/m³
  • O3: 0.032 ppm
  • NO2: 4.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.91 µg/m³
  • PM10: 13.79 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.8 ppb
  • SO2: 0.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.88 µg/m³
  • PM10: 10.85 µg/m³
  • O3: 0.054 ppm
  • NO2: 1.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.25 µg/m³
  • PM10: 11.83 µg/m³
  • O3: 0.059 ppm
  • NO2: 1.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.11 µg/m³
  • PM10: 12.41 µg/m³
  • O3: 0.062 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.93 µg/m³
  • PM10: 11.83 µg/m³
  • O3: 0.062 ppm
  • NO2: 0.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.58 µg/m³
  • PM10: 11.16 µg/m³
  • O3: 0.061 ppm
  • NO2: 0.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.22 µg/m³
  • PM10: 10.55 µg/m³
  • O3: 0.060 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.37 µg/m³
  • PM10: 10.62 µg/m³
  • O3: 0.060 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.66 µg/m³
  • PM10: 10.97 µg/m³
  • O3: 0.059 ppm
  • NO2: 1.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

8 PM
57 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 8.59 µg/m³
  • PM10: 10.95 µg/m³
  • O3: 0.056 ppm
  • NO2: 2 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.47 µg/m³
  • PM10: 10.96 µg/m³
  • O3: 0.052 ppm
  • NO2: 2.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.64 µg/m³
  • PM10: 11.29 µg/m³
  • O3: 0.048 ppm
  • NO2: 2.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.8 µg/m³
  • PM10: 11.57 µg/m³
  • O3: 0.045 ppm
  • NO2: 3.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.12 ppm

Health Recommendations:

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