Hourly Weather | Today Thursday, December 11, 2025
Carlsbad, California
6 AM
Night
43°
Feels Like 43°
0
Humidity: 86%
Wind: 2 mph
UV Index: 0
7 AM
Sunny Weather
45°
Feels Like 46°
0
Humidity: 82%
Wind: 4 mph
UV Index: 0
8 AM
Sunny Weather
52°
Feels Like 54°
0
Humidity: 66%
Wind: 4 mph
UV Index: 1
9 AM
Sunny Weather
59°
Feels Like 63°
0
Humidity: 50%
Wind: 4 mph
UV Index: 2
10 AM
Sunny Weather
66°
Feels Like 70°
0
Humidity: 37%
Wind: 4 mph
UV Index: 2
11 AM
Sunny Weather
72°
Feels Like 73°
0
Humidity: 35%
Wind: 6 mph
UV Index: 3
12 PM
Sunny Weather
72°
Feels Like 73°
0
Humidity: 37%
Wind: 8 mph
UV Index: 3
1 PM
Sunny Weather
72°
Feels Like 72°
0
Humidity: 40%
Wind: 8 mph
UV Index: 3
2 PM
Sunny Weather
70°
Feels Like 72°
0
Humidity: 43%
Wind: 8 mph
UV Index: 2
3 PM
Sunny Weather
70°
Feels Like 70°
0
Humidity: 48%
Wind: 7 mph
UV Index: 2
4 PM
Sunny Weather
66°
Feels Like 64°
0
Humidity: 58%
Wind: 6 mph
UV Index: 1
5 PM
Night
63°
Feels Like 63°
0
Humidity: 65%
Wind: 5 mph
UV Index: 0
6 PM
Night
59°
Feels Like 61°
0
Humidity: 69%
Wind: 2 mph
UV Index: 0
7 PM
Night
55°
Feels Like 57°
0
Humidity: 75%
Wind: 2 mph
UV Index: 0
8 PM
Night
54°
Feels Like 54°
0
Humidity: 79%
Wind: 2 mph
UV Index: 0
9 PM
Cloudy Night
52°
Feels Like 52°
0
Humidity: 85%
Wind: 4 mph
UV Index: 0
10 PM
Cloudy Night
50°
Feels Like 52°
0
Humidity: 87%
Wind: 4 mph
UV Index: 0
11 PM
Cloudy Night
50°
Feels Like 52°
0
Humidity: 89%
Wind: 4 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
83 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 27.23 µg/m³
  • PM10: 32.88 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

7 AM
78 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 25.3 µg/m³
  • PM10: 30.91 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.5 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.

8 AM
76 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 24.11 µg/m³
  • PM10: 29.75 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.7 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.

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

Pollutant Concentrations:

  • PM2.5: 23.54 µg/m³
  • PM10: 29.26 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.7 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.

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

Pollutant Concentrations:

  • PM2.5: 23.46 µg/m³
  • PM10: 29.25 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.6 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.

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

Pollutant Concentrations:

  • PM2.5: 23.55 µg/m³
  • PM10: 29.38 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.20 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 23.31 µg/m³
  • PM10: 29.25 µg/m³
  • O3: 0.039 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 22.47 µg/m³
  • PM10: 28.66 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.7 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.

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

Pollutant Concentrations:

  • PM2.5: 20.98 µg/m³
  • PM10: 27.45 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.5 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.

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

Pollutant Concentrations:

  • PM2.5: 19.68 µg/m³
  • PM10: 26.33 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 19.02 µg/m³
  • PM10: 25.75 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.5 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.

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

Pollutant Concentrations:

  • PM2.5: 18.92 µg/m³
  • PM10: 25.6 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 18.68 µg/m³
  • PM10: 25.16 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 18.21 µg/m³
  • PM10: 24.47 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.6 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.

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

Pollutant Concentrations:

  • PM2.5: 17.83 µg/m³
  • PM10: 23.88 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 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
62 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.43 µg/m³
  • PM10: 23.4 µg/m³
  • O3: 0.036 ppm
  • NO2: 0.5 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.

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

Pollutant Concentrations:

  • PM2.5: 16.88 µg/m³
  • PM10: 22.84 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 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.

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

Pollutant Concentrations:

  • PM2.5: 16.28 µg/m³
  • PM10: 22.28 µg/m³
  • O3: 0.034 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 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.