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Hourly Weather | Today | Monday, August 11, 2025
Concord, California
9 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
66°
Feels Like 66°
0
Humidity: 68%
Wind: 9 mph
UV Index: 3
10 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
72°
Feels Like 73°
0
Humidity: 58%
Wind: 9 mph
UV Index: 4
11 AM
Cloudy WeatherCloudy weather, overcast skies with clouds.
75°
Feels Like 79°
0
Humidity: 50%
Wind: 10 mph
UV Index: 6
12 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
81°
Feels Like 84°
0
Humidity: 41%
Wind: 12 mph
UV Index: 8
1 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
84°
Feels Like 90°
0
Humidity: 35%
Wind: 13 mph
UV Index: 9
2 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
88°
Feels Like 91°
0
Humidity: 30%
Wind: 13 mph
UV Index: 8
3 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
90°
Feels Like 91°
0
Humidity: 28%
Wind: 14 mph
UV Index: 6
4 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
91°
Feels Like 91°
0
Humidity: 25%
Wind: 14 mph
UV Index: 4
5 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
88°
Feels Like 88°
0
Humidity: 28%
Wind: 14 mph
UV Index: 3
6 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
84°
Feels Like 82°
0
Humidity: 31%
Wind: 14 mph
UV Index: 2
7 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
81°
Feels Like 79°
0
Humidity: 37%
Wind: 13 mph
UV Index: 1
8 PM
Cloudy WeatherCloudy weather, overcast skies with clouds.
75°
Feels Like 72°
0
Humidity: 45%
Wind: 13 mph
UV Index: 0
9 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
72°
Feels Like 68°
0
Humidity: 54%
Wind: 13 mph
UV Index: 0
10 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
66°
Feels Like 63°
0
Humidity: 64%
Wind: 12 mph
UV Index: 0
11 PM
Cloudy NightCloudy night, overcast skies at night with no rain.
63°
Feels Like 57°
0
Humidity: 76%
Wind: 12 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
46 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 8.68 µg/m³
  • PM10: 9.82 µg/m³
  • O₃: 28.98 ppb
  • NO₂: 4.70 ppb
  • SO₂: 0.81 ppb
  • CO: 148.55 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

10 AM
47 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.56 µg/m³
  • PM10: 10.71 µg/m³
  • O₃: 32.60 ppb
  • NO₂: 4.11 ppb
  • SO₂: 0.96 ppb
  • CO: 121.48 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

11 AM
47 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.09 µg/m³
  • PM10: 11.18 µg/m³
  • O₃: 35.15 ppb
  • NO₂: 3.83 ppb
  • SO₂: 1.01 ppb
  • CO: 124.39 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

12 PM
48 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.62 µg/m³
  • PM10: 11.65 µg/m³
  • O₃: 40.29 ppb
  • NO₂: 3.34 ppb
  • SO₂: 1.05 ppb
  • CO: 123.78 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

1 PM
48 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.11 µg/m³
  • PM10: 12.05 µg/m³
  • O₃: 45.43 ppb
  • NO₂: 2.86 ppb
  • SO₂: 1.09 ppb
  • CO: 123.18 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

2 PM
49 AQI
Good air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 11.32 µg/m³
  • PM10: 12.16 µg/m³
  • O₃: 50.57 ppb
  • NO₂: 2.37 ppb
  • SO₂: 1.12 ppb
  • CO: 122.57 ppb

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

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

Pollutant Concentrations:

  • PM2.5: 11.06 µg/m³
  • PM10: 11.87 µg/m³
  • O₃: 49.42 ppb
  • NO₂: 2.32 ppb
  • SO₂: 1.03 ppb
  • CO: 120.93 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

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

Pollutant Concentrations:

  • PM2.5: 10.45 µg/m³
  • PM10: 11.26 µg/m³
  • O₃: 48.27 ppb
  • NO₂: 2.26 ppb
  • SO₂: 0.94 ppb
  • CO: 119.29 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

5 PM
51 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.80 µg/m³
  • PM10: 10.68 µg/m³
  • O₃: 47.12 ppb
  • NO₂: 2.21 ppb
  • SO₂: 0.85 ppb
  • CO: 117.64 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

6 PM
51 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.54 µg/m³
  • PM10: 10.50 µg/m³
  • O₃: 42.30 ppb
  • NO₂: 3.41 ppb
  • SO₂: 0.82 ppb
  • CO: 121.42 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

7 PM
51 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.54 µg/m³
  • PM10: 10.59 µg/m³
  • O₃: 37.47 ppb
  • NO₂: 4.62 ppb
  • SO₂: 0.79 ppb
  • CO: 125.20 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

8 PM
51 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 9.81 µg/m³
  • PM10: 10.87 µg/m³
  • O₃: 32.64 ppb
  • NO₂: 5.82 ppb
  • SO₂: 0.76 ppb
  • CO: 128.98 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

9 PM
51 AQI
Moderate air quality Dominant pollutant: pm25
Details

Pollutant Concentrations:

  • PM2.5: 10.63 µg/m³
  • PM10: 11.73 µg/m³
  • O₃: 30.39 ppb
  • NO₂: 6.02 ppb
  • SO₂: 0.69 ppb
  • CO: 128.28 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

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

Pollutant Concentrations:

  • PM2.5: 11.22 µg/m³
  • PM10: 12.33 µg/m³
  • O₃: 28.14 ppb
  • NO₂: 6.21 ppb
  • SO₂: 0.63 ppb
  • CO: 127.57 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.

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

Pollutant Concentrations:

  • PM2.5: 11.13 µg/m³
  • PM10: 12.15 µg/m³
  • O₃: 25.89 ppb
  • NO₂: 6.41 ppb
  • SO₂: 0.57 ppb
  • CO: 126.87 ppb

Health Recommendations:

Air quality is acceptable. Individuals with unusual sensitivity may be at risk from certain pollutants.