Hourly Weather | Today Tuesday, April 7, 2026
Roseville, California
2 PM
Cloudy Weather
72°
Feels Like 79°
0
Humidity: 44%
UV Index: 6
Wind: 6 mph
3 PM
Cloudy Weather
73°
Feels Like 79°
0
Humidity: 42%
UV Index: 5
Wind: 6 mph
4 PM
Cloudy Weather
75°
Feels Like 79°
0
Humidity: 40%
UV Index: 4
Wind: 5 mph
5 PM
Cloudy Weather
77°
Feels Like 79°
0
Humidity: 38%
UV Index: 2
Wind: 5 mph
6 PM
Cloudy Weather
75°
Feels Like 75°
0
Humidity: 41%
UV Index: 1
Wind: 5 mph
7 PM
Cloudy Weather
72°
Feels Like 72°
0
Humidity: 47%
UV Index: 0
Wind: 6 mph
8 PM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 51%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 58%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 64%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
61°
Feels Like 57°
0
Humidity: 70%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

2 PM
103 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 11.43 µg/m³
  • PM10: 16.57 µg/m³
  • O3: 0.071 ppm
  • NO2: 1.9 ppb
  • SO2: 1.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

3 PM
116 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 11.64 µg/m³
  • PM10: 16.31 µg/m³
  • O3: 0.075 ppm
  • NO2: 1.7 ppb
  • SO2: 1.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

4 PM
116 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.99 µg/m³
  • PM10: 15.27 µg/m³
  • O3: 0.075 ppm
  • NO2: 1.8 ppb
  • SO2: 1.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

5 PM
110 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 9.82 µg/m³
  • PM10: 13.78 µg/m³
  • O3: 0.073 ppm
  • NO2: 2.2 ppb
  • SO2: 1.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

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

Pollutant Concentrations:

  • PM2.5: 8.85 µg/m³
  • PM10: 12.71 µg/m³
  • O3: 0.069 ppm
  • NO2: 3.3 ppb
  • SO2: 1.1 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.

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

Pollutant Concentrations:

  • PM2.5: 8.33 µg/m³
  • PM10: 12.39 µg/m³
  • O3: 0.063 ppm
  • NO2: 5.3 ppb
  • SO2: 1.1 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
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.76 µg/m³
  • PM10: 12.04 µg/m³
  • O3: 0.058 ppm
  • NO2: 6.8 ppb
  • SO2: 1.1 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.

9 PM
48 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.37 µg/m³
  • PM10: 11.8 µg/m³
  • O3: 0.052 ppm
  • NO2: 7.2 ppb
  • SO2: 1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

10 PM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.31 µg/m³
  • PM10: 11.95 µg/m³
  • O3: 0.048 ppm
  • NO2: 7.7 ppb
  • SO2: 0.9 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

11 PM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.18 µg/m³
  • PM10: 11.86 µg/m³
  • O3: 0.045 ppm
  • NO2: 7.9 ppb
  • SO2: 0.8 ppb
  • CO: 0.17 ppm

Health Recommendations:

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