Hourly Weather | Today Wednesday, March 18, 2026
Corvallis, Oregon
5 AM
Cloudy Night
39°
Feels Like 37°
7
Humidity: 93%
UV Index: 0
Wind: 5 mph
6 AM
Cloudy Night
37°
Feels Like 37°
7
Humidity: 96%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Night
37°
Feels Like 37°
5
Humidity: 99%
UV Index: 0
Wind: 5 mph
8 AM
Cloudy Weather
41°
Feels Like 39°
0
Humidity: 94%
UV Index: 0
Wind: 5 mph
9 AM
Cloudy Weather
43°
Feels Like 43°
0
Humidity: 91%
UV Index: 1
Wind: 5 mph
10 AM
Cloudy Weather
46°
Feels Like 48°
0
Humidity: 84%
UV Index: 1
Wind: 6 mph
11 AM
Cloudy Weather
52°
Feels Like 54°
0
Humidity: 74%
UV Index: 2
Wind: 6 mph
12 PM
Cloudy Weather
57°
Feels Like 57°
0
Humidity: 65%
UV Index: 2
Wind: 7 mph
1 PM
Cloudy Weather
63°
Feels Like 63°
0
Humidity: 58%
UV Index: 2
Wind: 8 mph
2 PM
Cloudy Weather
64°
Feels Like 66°
0
Humidity: 54%
UV Index: 2
Wind: 8 mph
3 PM
Cloudy Weather
68°
Feels Like 68°
0
Humidity: 49%
UV Index: 2
Wind: 8 mph
4 PM
Cloudy Weather
70°
Feels Like 70°
0
Humidity: 44%
UV Index: 1
Wind: 7 mph
5 PM
Cloudy Weather
70°
Feels Like 68°
0
Humidity: 44%
UV Index: 1
Wind: 7 mph
6 PM
Cloudy Weather
68°
Feels Like 66°
0
Humidity: 46%
UV Index: 0
Wind: 7 mph
7 PM
Cloudy Weather
63°
Feels Like 61°
0
Humidity: 55%
UV Index: 0
Wind: 7 mph
8 PM
Cloudy Night
59°
Feels Like 57°
0
Humidity: 60%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 67%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
54°
Feels Like 52°
0
Humidity: 72%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
52°
Feels Like 48°
0
Humidity: 77%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.32 µg/m³
  • PM10: 3.42 µg/m³
  • O3: 0.014 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.28 µg/m³
  • PM10: 3.16 µg/m³
  • O3: 0.013 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

7 AM
12 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.31 µg/m³
  • PM10: 3.1 µg/m³
  • O3: 0.013 ppm
  • NO2: 1.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

8 AM
13 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.41 µg/m³
  • PM10: 3.21 µg/m³
  • O3: 0.014 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

9 AM
14 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.38 µg/m³
  • PM10: 3.28 µg/m³
  • O3: 0.016 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.35 µg/m³
  • PM10: 3.38 µg/m³
  • O3: 0.015 ppm
  • NO2: 1.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.37 µg/m³
  • PM10: 3.55 µg/m³
  • O3: 0.016 ppm
  • NO2: 1.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.09 µg/m³
  • PM10: 3.44 µg/m³
  • O3: 0.033 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.07 µg/m³
  • PM10: 3.41 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.06 µg/m³
  • PM10: 3.35 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.82 µg/m³
  • PM10: 3.04 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.66 µg/m³
  • PM10: 2.87 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.55 µg/m³
  • PM10: 2.77 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.55 µg/m³
  • PM10: 2.79 µg/m³
  • O3: 0.034 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.61 µg/m³
  • PM10: 2.89 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.68 µg/m³
  • PM10: 2.99 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.74 µg/m³
  • PM10: 3.04 µg/m³
  • O3: 0.023 ppm
  • NO2: 2.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.84 µg/m³
  • PM10: 3.11 µg/m³
  • O3: 0.021 ppm
  • NO2: 2.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.95 µg/m³
  • PM10: 3.17 µg/m³
  • O3: 0.019 ppm
  • NO2: 2.4 ppb
  • SO2: 0 ppb
  • CO: 0.13 ppm

Health Recommendations:

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