Hourly Weather | Today Monday, April 6, 2026
Carlsbad, California
5 AM
Cloudy Night
54°
Feels Like 55°
7
Humidity: 100%
UV Index: 0
Wind: 4 mph
6 AM
Cloudy Night
55°
Feels Like 55°
7
Humidity: 91%
UV Index: 0
Wind: 4 mph
7 AM
Cloudy Weather
57°
Feels Like 57°
5
Humidity: 85%
UV Index: 0
Wind: 4 mph
8 AM
Foggy Weather
63°
Feels Like 63°
0
Humidity: 68%
UV Index: 1
Wind: 4 mph
9 AM
Foggy Weather
66°
Feels Like 64°
0
Humidity: 64%
UV Index: 1
Wind: 5 mph
10 AM
Foggy Weather
70°
Feels Like 70°
0
Humidity: 59%
UV Index: 1
Wind: 6 mph
11 AM
Foggy Weather
72°
Feels Like 72°
0
Humidity: 59%
UV Index: 2
Wind: 7 mph
12 PM
Foggy Weather
72°
Feels Like 73°
0
Humidity: 60%
UV Index: 4
Wind: 9 mph
1 PM
Foggy Weather
72°
Feels Like 79°
0
Humidity: 57%
UV Index: 8
Wind: 10 mph
2 PM
Cloudy Weather
72°
Feels Like 75°
0
Humidity: 57%
UV Index: 7
Wind: 10 mph
3 PM
Cloudy Weather
72°
Feels Like 73°
0
Humidity: 58%
UV Index: 5
Wind: 10 mph
4 PM
Cloudy Weather
70°
Feels Like 72°
0
Humidity: 62%
UV Index: 4
Wind: 10 mph
5 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 73%
UV Index: 2
Wind: 9 mph
6 PM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 74%
UV Index: 1
Wind: 8 mph
7 PM
Cloudy Weather
64°
Feels Like 64°
0
Humidity: 80%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Night
63°
Feels Like 63°
0
Humidity: 89%
UV Index: 0
Wind: 5 mph
9 PM
Cloudy Night
61°
Feels Like 61°
0
Humidity: 93%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
59°
Feels Like 59°
0
Humidity: 94%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 94%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 14.91 µg/m³
  • PM10: 29.96 µg/m³
  • O3: 0.061 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 13.62 µg/m³
  • PM10: 28.65 µg/m³
  • O3: 0.061 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

7 AM
71 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 12.62 µg/m³
  • PM10: 27.78 µg/m³
  • O3: 0.061 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

8 AM
70 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 11.78 µg/m³
  • PM10: 27.15 µg/m³
  • O3: 0.060 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

9 AM
68 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 11.11 µg/m³
  • PM10: 26.63 µg/m³
  • O3: 0.060 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

10 AM
66 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.62 µg/m³
  • PM10: 26.36 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.3 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.

11 AM
66 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.17 µg/m³
  • PM10: 26.2 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.2 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.

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

Pollutant Concentrations:

  • PM2.5: 9.7 µg/m³
  • PM10: 25.63 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 9.32 µg/m³
  • PM10: 24.94 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 9.12 µg/m³
  • PM10: 24.44 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 8.94 µg/m³
  • PM10: 23.95 µg/m³
  • O3: 0.060 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 8.72 µg/m³
  • PM10: 23.61 µg/m³
  • O3: 0.060 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 8.49 µg/m³
  • PM10: 23.46 µg/m³
  • O3: 0.060 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 8.17 µg/m³
  • PM10: 23.31 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 7.78 µg/m³
  • PM10: 23.07 µg/m³
  • O3: 0.059 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 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
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.4 µg/m³
  • PM10: 22.62 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 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
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.07 µg/m³
  • PM10: 22.04 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 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.

10 PM
63 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.8 µg/m³
  • PM10: 21.49 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 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.

11 PM
64 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.63 µg/m³
  • PM10: 21.21 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 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.