Hourly Weather | Today Thursday, February 26, 2026
Salem, Oregon
1 AM
Cloudy Night
34°
Feels Like 36°
0
Humidity: 94%
UV Index: 0
Wind: 4 mph
2 AM
Cloudy Night
34°
Feels Like 34°
0
Humidity: 96%
UV Index: 0
Wind: 4 mph
3 AM
Cloudy Night
32°
Feels Like 34°
0
Frost Risk: 81%
Humidity: 97%
UV Index: 0
Wind: 2 mph
4 AM
Cloudy Night
30°
Feels Like 34°
0
Frost Risk: 97%
Humidity: 99%
UV Index: 0
Wind: 2 mph
5 AM
Cloudy Night
30°
Feels Like 30°
0
Frost Risk: 97%
Humidity: 100%
UV Index: 0
Wind: 2 mph
6 AM
Cloudy Night
30°
Feels Like 30°
0
Frost Risk: 98%
Humidity: 100%
UV Index: 0
Wind: 2 mph
7 AM
Foggy Weather
32°
Feels Like 34°
0
Frost Risk: 69%
Humidity: 93%
UV Index: 0
Wind: 2 mph
8 AM
Foggy Weather
34°
Feels Like 37°
0
Humidity: 91%
UV Index: 1
Wind: 2 mph
9 AM
Foggy Weather
37°
Feels Like 43°
0
Humidity: 85%
UV Index: 2
Wind: 4 mph
10 AM
Foggy Weather
41°
Feels Like 46°
0
Humidity: 78%
UV Index: 3
Wind: 4 mph
11 AM
Foggy Weather
45°
Feels Like 52°
0
Humidity: 71%
UV Index: 3
Wind: 5 mph
12 PM
Foggy Weather
48°
Feels Like 54°
0
Humidity: 66%
UV Index: 3
Wind: 5 mph
1 PM
Cloudy Weather
50°
Feels Like 55°
0
Humidity: 61%
UV Index: 3
Wind: 5 mph
2 PM
Cloudy Weather
52°
Feels Like 55°
0
Humidity: 55%
UV Index: 3
Wind: 5 mph
3 PM
Cloudy Weather
54°
Feels Like 57°
0
Humidity: 50%
UV Index: 2
Wind: 5 mph
4 PM
Cloudy Weather
54°
Feels Like 55°
0
Humidity: 50%
UV Index: 1
Wind: 5 mph
5 PM
Cloudy Weather
52°
Feels Like 52°
0
Humidity: 53%
UV Index: 0
Wind: 4 mph
6 PM
Cloudy Night
48°
Feels Like 48°
0
Humidity: 59%
UV Index: 0
Wind: 4 mph
7 PM
Cloudy Night
45°
Feels Like 46°
0
Humidity: 66%
UV Index: 0
Wind: 4 mph
8 PM
Cloudy Night
43°
Feels Like 45°
0
Humidity: 73%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
39°
Feels Like 43°
0
Humidity: 80%
UV Index: 0
Wind: 2 mph
10 PM
Cloudy Night
37°
Feels Like 39°
0
Humidity: 86%
UV Index: 0
Wind: 2 mph
11 PM
Cloudy Night
37°
Feels Like 39°
0
Humidity: 89%
UV Index: 0
Wind: 2 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.44 µg/m³
  • PM10: 3.53 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

2 AM
21 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.61 µg/m³
  • PM10: 3.73 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

3 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.8 µg/m³
  • PM10: 3.95 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

4 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.11 µg/m³
  • PM10: 4.29 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

5 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.6 µg/m³
  • PM10: 4.82 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

6 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.23 µg/m³
  • PM10: 5.49 µg/m³
  • O3: 0.024 ppm
  • NO2: 2.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

7 AM
21 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.13 µg/m³
  • PM10: 6.47 µg/m³
  • O3: 0.023 ppm
  • NO2: 3 ppb
  • SO2: 0.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

8 AM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.66 µg/m³
  • PM10: 7.07 µg/m³
  • O3: 0.022 ppm
  • NO2: 3.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

9 AM
21 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.11 µg/m³
  • PM10: 6.6 µg/m³
  • O3: 0.022 ppm
  • NO2: 3.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

10 AM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.15 µg/m³
  • PM10: 5.71 µg/m³
  • O3: 0.025 ppm
  • NO2: 3 ppb
  • SO2: 0.2 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

11 AM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.97 µg/m³
  • PM10: 4.41 µg/m³
  • O3: 0.039 ppm
  • NO2: 2 ppb
  • SO2: 0.3 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.83 µg/m³
  • PM10: 4.18 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.87 µg/m³
  • PM10: 4.15 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.54 µg/m³
  • PM10: 3.66 µg/m³
  • O3: 0.048 ppm
  • NO2: 1 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.39 µg/m³
  • PM10: 3.47 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.31 µg/m³
  • PM10: 3.38 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.29 µg/m³
  • PM10: 3.39 µg/m³
  • O3: 0.045 ppm
  • NO2: 1.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.4 µg/m³
  • PM10: 3.56 µg/m³
  • O3: 0.038 ppm
  • NO2: 2 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.57 µg/m³
  • PM10: 3.82 µg/m³
  • O3: 0.033 ppm
  • NO2: 2.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.8 µg/m³
  • PM10: 4.17 µg/m³
  • O3: 0.029 ppm
  • NO2: 3 ppb
  • SO2: 0.1 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.11 µg/m³
  • PM10: 4.64 µg/m³
  • O3: 0.026 ppm
  • NO2: 3.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.42 µg/m³
  • PM10: 5.11 µg/m³
  • O3: 0.024 ppm
  • NO2: 3.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.72 µg/m³
  • PM10: 5.55 µg/m³
  • O3: 0.023 ppm
  • NO2: 4 ppb
  • SO2: 0.1 ppb
  • CO: 0.18 ppm

Health Recommendations:

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