Hourly Weather | Today Thursday, February 26, 2026
Pomona, California
2 AM
Cloudy Night
57°
Feels Like 55°
0
Humidity: 84%
UV Index: 0
Wind: 6 mph
3 AM
Cloudy Night
55°
Feels Like 55°
0
Humidity: 85%
UV Index: 0
Wind: 6 mph
4 AM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 86%
UV Index: 0
Wind: 6 mph
5 AM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 87%
UV Index: 0
Wind: 6 mph
6 AM
Cloudy Night
52°
Feels Like 52°
0
Humidity: 94%
UV Index: 0
Wind: 6 mph
7 AM
Cloudy Weather
54°
Feels Like 55°
0
Humidity: 92%
UV Index: 1
Wind: 5 mph
8 AM
Cloudy Weather
57°
Feels Like 63°
0
Humidity: 79%
UV Index: 2
Wind: 5 mph
9 AM
Cloudy Weather
64°
Feels Like 70°
0
Humidity: 69%
UV Index: 3
Wind: 5 mph
10 AM
Cloudy Weather
70°
Feels Like 75°
0
Humidity: 58%
UV Index: 4
Wind: 5 mph
11 AM
Cloudy Weather
75°
Feels Like 81°
0
Humidity: 50%
UV Index: 4
Wind: 5 mph
12 PM
Cloudy Weather
79°
Feels Like 82°
0
Humidity: 43%
UV Index: 5
Wind: 6 mph
1 PM
Cloudy Weather
81°
Feels Like 84°
0
Humidity: 39%
UV Index: 4
Wind: 6 mph
2 PM
Cloudy Weather
82°
Feels Like 84°
0
Humidity: 37%
UV Index: 4
Wind: 6 mph
3 PM
Cloudy Weather
82°
Feels Like 84°
0
Humidity: 37%
UV Index: 3
Wind: 6 mph
4 PM
Cloudy Weather
81°
Feels Like 81°
0
Humidity: 40%
UV Index: 2
Wind: 6 mph
5 PM
Cloudy Weather
79°
Feels Like 75°
0
Humidity: 45%
UV Index: 1
Wind: 6 mph
6 PM
Cloudy Night
73°
Feels Like 72°
0
Humidity: 52%
UV Index: 0
Wind: 6 mph
7 PM
Cloudy Night
72°
Feels Like 68°
0
Humidity: 60%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 63%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 67%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
64°
Feels Like 64°
0
Humidity: 70%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
64°
Feels Like 63°
0
Humidity: 71%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 6.79 µg/m³
  • PM10: 14.16 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.37 µg/m³
  • PM10: 14.2 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.71 µg/m³
  • PM10: 14.02 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.1 µg/m³
  • PM10: 13.97 µg/m³
  • O3: 0.028 ppm
  • NO2: 3.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 8.67 µg/m³
  • PM10: 14.29 µg/m³
  • O3: 0.026 ppm
  • NO2: 3.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.33 µg/m³
  • PM10: 14.9 µg/m³
  • O3: 0.025 ppm
  • NO2: 4 ppb
  • SO2: 0.4 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 10.45 µg/m³
  • PM10: 15.99 µg/m³
  • O3: 0.024 ppm
  • NO2: 4.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

9 AM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.29 µg/m³
  • PM10: 17.84 µg/m³
  • O3: 0.025 ppm
  • NO2: 5.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

10 AM
57 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.17 µg/m³
  • PM10: 20.88 µg/m³
  • O3: 0.028 ppm
  • NO2: 5.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

11 AM
62 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.8 µg/m³
  • PM10: 23.62 µg/m³
  • O3: 0.033 ppm
  • NO2: 5.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

12 PM
66 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.33 µg/m³
  • PM10: 25.08 µg/m³
  • O3: 0.040 ppm
  • NO2: 4.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.23 ppm

Health Recommendations:

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

1 PM
68 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.44 µg/m³
  • PM10: 26.29 µg/m³
  • O3: 0.047 ppm
  • NO2: 2.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

2 PM
67 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 20.16 µg/m³
  • PM10: 26.28 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

3 PM
65 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 19.03 µg/m³
  • PM10: 25.43 µg/m³
  • O3: 0.053 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

4 PM
62 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.6 µg/m³
  • PM10: 24.18 µg/m³
  • O3: 0.051 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

5 PM
60 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 16.64 µg/m³
  • PM10: 23.4 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

6 PM
58 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 15.66 µg/m³
  • PM10: 22.59 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.4 ppb
  • SO2: 0.2 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.

7 PM
56 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.77 µg/m³
  • PM10: 21.78 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.1 ppb
  • SO2: 0.2 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
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.23 µg/m³
  • PM10: 21.28 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.8 ppb
  • SO2: 0.2 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.

9 PM
54 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.97 µg/m³
  • PM10: 20.99 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 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.

10 PM
54 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.8 µg/m³
  • PM10: 20.76 µg/m³
  • O3: 0.039 ppm
  • NO2: 1 ppb
  • SO2: 0.2 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.

11 PM
53 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.54 µg/m³
  • PM10: 20.45 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.3 ppb
  • SO2: 0.2 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.