Hourly Weather | Today Tuesday, April 28, 2026
Framingham, Massachusetts
6 AM
Cloudy Weather
39°
Feels Like 37°
0
Humidity: 87%
UV Index: 0
Wind: 5 mph
7 AM
Cloudy Weather
43°
Feels Like 43°
0
Humidity: 78%
UV Index: 1
Wind: 6 mph
8 AM
Cloudy Weather
46°
Feels Like 46°
0
Humidity: 69%
UV Index: 2
Wind: 6 mph
9 AM
Cloudy Weather
50°
Feels Like 52°
0
Humidity: 57%
UV Index: 3
Wind: 7 mph
10 AM
Cloudy Weather
55°
Feels Like 57°
0
Humidity: 46%
UV Index: 4
Wind: 8 mph
11 AM
Cloudy Weather
59°
Feels Like 63°
0
Humidity: 39%
UV Index: 6
Wind: 9 mph
12 PM
Cloudy Weather
61°
Feels Like 66°
0
Humidity: 36%
UV Index: 7
Wind: 10 mph
1 PM
Cloudy Weather
63°
Feels Like 68°
0
Humidity: 33%
UV Index: 8
Wind: 12 mph
2 PM
Cloudy Weather
64°
Feels Like 70°
0
Humidity: 30%
UV Index: 7
Wind: 12 mph
3 PM
Cloudy Weather
63°
Feels Like 64°
0
Humidity: 31%
UV Index: 6
Wind: 12 mph
4 PM
Cloudy Weather
61°
Feels Like 63°
0
Humidity: 31%
UV Index: 4
Wind: 10 mph
5 PM
Cloudy Weather
59°
Feels Like 57°
0
Humidity: 33%
UV Index: 3
Wind: 10 mph
6 PM
Cloudy Weather
55°
Feels Like 54°
0
Humidity: 36%
UV Index: 2
Wind: 10 mph
7 PM
Cloudy Weather
52°
Feels Like 48°
0
Humidity: 43%
UV Index: 1
Wind: 9 mph
8 PM
Cloudy Weather
50°
Feels Like 45°
0
Humidity: 50%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Weather
46°
Feels Like 43°
0
Humidity: 59%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Weather
45°
Feels Like 39°
0
Humidity: 71%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Weather
45°
Feels Like 41°
0
Humidity: 73%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.31 µg/m³
  • PM10: 8.67 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.51 µg/m³
  • PM10: 8.95 µg/m³
  • O3: 0.014 ppm
  • NO2: 7.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.73 µg/m³
  • PM10: 9.29 µg/m³
  • O3: 0.015 ppm
  • NO2: 6.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.65 µg/m³
  • PM10: 9.11 µg/m³
  • O3: 0.022 ppm
  • NO2: 5.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

10 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.74 µg/m³
  • PM10: 9.07 µg/m³
  • O3: 0.026 ppm
  • NO2: 5.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.22 ppm

Health Recommendations:

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

11 AM
31 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.47 µg/m³
  • PM10: 9.66 µg/m³
  • O3: 0.032 ppm
  • NO2: 4.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.58 µg/m³
  • PM10: 6.86 µg/m³
  • O3: 0.053 ppm
  • NO2: 2 ppb
  • SO2: 0.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.6 µg/m³
  • PM10: 6.72 µg/m³
  • O3: 0.058 ppm
  • NO2: 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.

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

Pollutant Concentrations:

  • PM2.5: 5.61 µg/m³
  • PM10: 6.77 µg/m³
  • O3: 0.060 ppm
  • NO2: 0.7 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.

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

Pollutant Concentrations:

  • PM2.5: 5.53 µg/m³
  • PM10: 6.77 µg/m³
  • O3: 0.061 ppm
  • NO2: 0.7 ppb
  • SO2: 0.4 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.

4 PM
74 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.43 µg/m³
  • PM10: 6.75 µg/m³
  • O3: 0.062 ppm
  • NO2: 0.8 ppb
  • SO2: 0.4 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
72 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.13 µg/m³
  • PM10: 6.48 µg/m³
  • O3: 0.061 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 4.85 µg/m³
  • PM10: 6.26 µg/m³
  • O3: 0.058 ppm
  • NO2: 1.8 ppb
  • SO2: 0.4 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
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.53 µg/m³
  • PM10: 6.01 µg/m³
  • O3: 0.055 ppm
  • NO2: 2.9 ppb
  • SO2: 0.4 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.

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

Pollutant Concentrations:

  • PM2.5: 4.12 µg/m³
  • PM10: 5.68 µg/m³
  • O3: 0.052 ppm
  • NO2: 3.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.57 µg/m³
  • PM10: 5.22 µg/m³
  • O3: 0.049 ppm
  • NO2: 3.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.12 µg/m³
  • PM10: 4.86 µg/m³
  • O3: 0.047 ppm
  • NO2: 3.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 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: 2.77 µg/m³
  • PM10: 4.56 µg/m³
  • O3: 0.046 ppm
  • NO2: 4 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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