Hourly Weather | Today Friday, September 26, 2025
San Bernardino, California
10 AM
Cloudy Weather
70°
Feels Like 70°
7
Humidity: 65%
Wind: 4 mph
UV Index: 12
11 AM
Cloudy Weather
72°
Feels Like 72°
7
Humidity: 59%
Wind: 4 mph
UV Index: 17
12 PM
Cloudy Weather
73°
Feels Like 75°
7
Humidity: 55%
Wind: 4 mph
UV Index: 21
1 PM
Cloudy Weather
75°
Feels Like 79°
5
Humidity: 49%
Wind: 4 mph
UV Index: 24
2 PM
Cloudy Weather
77°
Feels Like 82°
1
Humidity: 46%
Wind: 5 mph
UV Index: 53
3 PM
Cloudy Weather
79°
Feels Like 82°
1
Humidity: 44%
Wind: 6 mph
UV Index: 43
4 PM
Cloudy Weather
81°
Feels Like 82°
1
Humidity: 42%
Wind: 7 mph
UV Index: 31
5 PM
Cloudy Weather
79°
Feels Like 79°
1
Humidity: 47%
Wind: 8 mph
UV Index: 20
6 PM
Cloudy Weather
75°
Feels Like 73°
1
Humidity: 52%
Wind: 8 mph
UV Index: 9
7 PM
Cloudy Night
73°
Feels Like 72°
1
Humidity: 59%
Wind: 7 mph
UV Index: 0
8 PM
Cloudy Night
72°
Feels Like 70°
2
Humidity: 63%
Wind: 6 mph
UV Index: 0
9 PM
Cloudy Night
70°
Feels Like 66°
2
Humidity: 68%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Night
68°
Feels Like 66°
2
Humidity: 70%
Wind: 5 mph
UV Index: 0
11 PM
Cloudy Weather
66°
Feels Like 64°
2
Humidity: 72%
Wind: 5 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

10 AM
55 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.62 µg/m³
  • PM10: 15.17 µg/m³
  • O₃: 43.19 ppb
  • NO₂: 4.78 ppb
  • SO₂: 1.69 ppb
  • CO: 151.26 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 AM
55 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.07 µg/m³
  • PM10: 14.40 µg/m³
  • O₃: 50.27 ppb
  • NO₂: 3.52 ppb
  • SO₂: 1.37 ppb
  • CO: 146.35 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

12 PM
55 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.01 µg/m³
  • PM10: 14.22 µg/m³
  • O₃: 55.94 ppb
  • NO₂: 2.84 ppb
  • SO₂: 1.20 ppb
  • CO: 141.79 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

1 PM
55 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.79 µg/m³
  • PM10: 13.86 µg/m³
  • O₃: 61.62 ppb
  • NO₂: 2.16 ppb
  • SO₂: 1.04 ppb
  • CO: 137.23 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

2 PM
55 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.73 µg/m³
  • PM10: 13.74 µg/m³
  • O₃: 67.30 ppb
  • NO₂: 1.48 ppb
  • SO₂: 0.87 ppb
  • CO: 132.68 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

3 PM
55 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.39 µg/m³
  • PM10: 13.21 µg/m³
  • O₃: 66.61 ppb
  • NO₂: 1.66 ppb
  • SO₂: 0.85 ppb
  • CO: 132.59 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

4 PM
55 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.18 µg/m³
  • PM10: 12.78 µg/m³
  • O₃: 65.92 ppb
  • NO₂: 1.83 ppb
  • SO₂: 0.83 ppb
  • CO: 132.51 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

5 PM
65 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 10.09 µg/m³
  • PM10: 12.73 µg/m³
  • O₃: 65.23 ppb
  • NO₂: 2.01 ppb
  • SO₂: 0.81 ppb
  • CO: 132.42 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

6 PM
71 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 10.25 µg/m³
  • PM10: 12.70 µg/m³
  • O₃: 58.23 ppb
  • NO₂: 3.75 ppb
  • SO₂: 0.98 ppb
  • CO: 144.90 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

7 PM
72 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 11.23 µg/m³
  • PM10: 13.45 µg/m³
  • O₃: 51.22 ppb
  • NO₂: 5.49 ppb
  • SO₂: 1.15 ppb
  • CO: 157.37 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

8 PM
67 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 11.88 µg/m³
  • PM10: 14.08 µg/m³
  • O₃: 44.22 ppb
  • NO₂: 7.24 ppb
  • SO₂: 1.32 ppb
  • CO: 169.84 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

9 PM
58 AQI
Moderate air quality Dominant pollutant: o3
Details

Pollutant Concentrations:

  • PM2.5: 12.05 µg/m³
  • PM10: 14.21 µg/m³
  • O₃: 39.91 ppb
  • NO₂: 8.20 ppb
  • SO₂: 1.46 ppb
  • CO: 176.97 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

10 PM
56 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 12.42 µg/m³
  • PM10: 14.48 µg/m³
  • O₃: 35.60 ppb
  • NO₂: 9.16 ppb
  • SO₂: 1.59 ppb
  • CO: 184.09 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.

11 PM
56 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 13.00 µg/m³
  • PM10: 14.92 µg/m³
  • O₃: 31.30 ppb
  • NO₂: 10.12 ppb
  • SO₂: 1.72 ppb
  • CO: 191.21 ppb

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.