Hourly Weather | Today Sunday, October 12, 2025
Roseville, California
12 PM
Sunny Weather
68°
Feels Like 72°
0
Humidity: 37%
Wind: 6 mph
UV Index: 38
1 PM
Sunny Weather
72°
Feels Like 75°
0
Humidity: 33%
Wind: 6 mph
UV Index: 41
2 PM
Sunny Weather
73°
Feels Like 77°
0
Humidity: 29%
Wind: 6 mph
UV Index: 38
3 PM
Sunny Weather
75°
Feels Like 79°
0
Humidity: 27%
Wind: 6 mph
UV Index: 31
4 PM
Cloudy Weather
77°
Feels Like 79°
0
Humidity: 24%
Wind: 5 mph
UV Index: 22
5 PM
Cloudy Weather
75°
Feels Like 75°
0
Humidity: 25%
Wind: 5 mph
UV Index: 14
6 PM
Sunny Weather
73°
Feels Like 72°
0
Humidity: 27%
Wind: 5 mph
UV Index: 5
7 PM
Night
70°
Feels Like 68°
0
Humidity: 31%
Wind: 5 mph
UV Index: 0
8 PM
Cloudy Night
66°
Feels Like 64°
2
Humidity: 39%
Wind: 5 mph
UV Index: 0
9 PM
Cloudy Night
63°
Feels Like 63°
2
Humidity: 46%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Night
61°
Feels Like 59°
3
Humidity: 55%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Night
59°
Feels Like 57°
4
Humidity: 61%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

12 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.79 µg/m³
  • PM10: 4.22 µg/m³
  • O3: 0.035 ppm
  • NO2: 2.8 ppb
  • SO2: 0.8 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

1 PM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.99 µg/m³
  • PM10: 4.06 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

2 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.42 µg/m³
  • PM10: 4.41 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.61 µg/m³
  • PM10: 4.55 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

4 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.56 µg/m³
  • PM10: 4.72 µg/m³
  • O3: 0.047 ppm
  • NO2: 1.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

5 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.32 µg/m³
  • PM10: 4.9 µg/m³
  • O3: 0.046 ppm
  • NO2: 1.6 ppb
  • SO2: 0.6 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

6 PM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.21 µg/m³
  • PM10: 5.48 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.8 ppb
  • SO2: 0.7 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

7 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.31 µg/m³
  • PM10: 6.45 µg/m³
  • O3: 0.041 ppm
  • NO2: 4.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

8 PM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.42 µg/m³
  • PM10: 7.34 µg/m³
  • O3: 0.039 ppm
  • NO2: 4.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.51 µg/m³
  • PM10: 7.89 µg/m³
  • O3: 0.037 ppm
  • NO2: 5.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.58 µg/m³
  • PM10: 8.21 µg/m³
  • O3: 0.036 ppm
  • NO2: 5.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.54 µg/m³
  • PM10: 8.03 µg/m³
  • O3: 0.035 ppm
  • NO2: 4.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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