Hourly Weather | Today Tuesday, April 7, 2026
Chicopee, Massachusetts
12 PM
Rainy Weather
45°
Feels Like 34°
56
Humidity: 59%
UV Index: 2
Wind: 15 mph
1 PM
Cloudy Weather
46°
Feels Like 37°
49
Humidity: 49%
UV Index: 2
Wind: 20 mph
2 PM
Cloudy Weather
46°
Feels Like 37°
34
Humidity: 45%
UV Index: 2
Wind: 16 mph
3 PM
Cloudy Weather
45°
Feels Like 36°
34
Humidity: 43%
UV Index: 2
Wind: 17 mph
4 PM
Cloudy Weather
45°
Feels Like 36°
39
Humidity: 39%
UV Index: 1
Wind: 16 mph
5 PM
Cloudy Weather
43°
Feels Like 32°
49
Humidity: 39%
UV Index: 1
Wind: 16 mph
6 PM
Rainy Weather
41°
Feels Like 27°
56
Humidity: 43%
UV Index: 0
Wind: 16 mph
7 PM
Rainy Weather
39°
Feels Like 25°
49
Humidity: 47%
UV Index: 0
Wind: 16 mph
8 PM
Cloudy Night
37°
Feels Like 23°
0
Humidity: 50%
UV Index: 0
Wind: 16 mph
9 PM
Cloudy Night
34°
Feels Like 21°
0
Humidity: 53%
UV Index: 0
Wind: 15 mph
10 PM
Cloudy Night
32°
Feels Like 19°
0
Humidity: 55%
UV Index: 0
Wind: 14 mph
11 PM
Night
32°
Feels Like 19°
0
Humidity: 53%
UV Index: 0
Wind: 12 mph

Hourly Air Quality Forecast - AQI (US EPA)

12 PM
54 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.3 µg/m³
  • PM10: 2.12 µg/m³
  • O3: 0.055 ppm
  • NO2: 2.1 ppb
  • SO2: 0.5 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.

1 PM
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.4 µg/m³
  • PM10: 2.1 µg/m³
  • O3: 0.058 ppm
  • NO2: 1.7 ppb
  • SO2: 0.5 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.

2 PM
64 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.48 µg/m³
  • PM10: 2.13 µg/m³
  • O3: 0.058 ppm
  • NO2: 1.6 ppb
  • SO2: 0.5 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.

3 PM
61 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.36 µg/m³
  • PM10: 2 µg/m³
  • O3: 0.058 ppm
  • NO2: 1.5 ppb
  • SO2: 0.5 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
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.08 µg/m³
  • PM10: 1.71 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.6 ppb
  • SO2: 0.5 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.

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

Pollutant Concentrations:

  • PM2.5: 0.81 µg/m³
  • PM10: 1.42 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.73 µg/m³
  • PM10: 1.39 µg/m³
  • O3: 0.050 ppm
  • NO2: 2.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.8 µg/m³
  • PM10: 1.63 µg/m³
  • O3: 0.048 ppm
  • NO2: 2.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.84 µg/m³
  • PM10: 1.8 µg/m³
  • O3: 0.046 ppm
  • NO2: 3.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.8 µg/m³
  • PM10: 1.8 µg/m³
  • O3: 0.044 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.75 µg/m³
  • PM10: 1.78 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.69 µg/m³
  • PM10: 1.68 µg/m³
  • O3: 0.045 ppm
  • NO2: 2.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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