Hourly Weather | Today Tuesday, September 1, 2026
New Britain, Connecticut
12 PM
Cloudy Weather
72°
Feels Like 75°
45
Humidity: 86%
UV Index: 2
Wind: 7 mph
1 PM
Cloudy Weather
73°
Feels Like 77°
39
Humidity: 85%
UV Index: 2
Wind: 7 mph
2 PM
Cloudy Weather
75°
Feels Like 79°
34
Humidity: 82%
UV Index: 2
Wind: 8 mph
3 PM
Cloudy Weather
73°
Feels Like 75°
34
Humidity: 85%
UV Index: 1
Wind: 9 mph
4 PM
Cloudy Weather
73°
Feels Like 73°
40
Humidity: 87%
UV Index: 1
Wind: 10 mph
5 PM
Stormy Weather
72°
Feels Like 70°
75
Humidity: 87%
UV Index: 1
Wind: 10 mph
6 PM
Cloudy Weather
72°
Feels Like 72°
49
Humidity: 88%
UV Index: 0
Wind: 10 mph
7 PM
Stormy Weather
70°
Feels Like 66°
75
Humidity: 91%
UV Index: 0
Wind: 8 mph
8 PM
Cloudy Weather
68°
Feels Like 66°
40
Humidity: 89%
UV Index: 0
Wind: 10 mph
9 PM
Cloudy Weather
66°
Feels Like 63°
34
Humidity: 94%
UV Index: 0
Wind: 10 mph
10 PM
Cloudy Weather
64°
Feels Like 63°
40
Humidity: 95%
UV Index: 0
Wind: 8 mph
11 PM
Stormy Weather
64°
Feels Like 61°
70
Humidity: 95%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

12 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.98 µg/m³
  • PM10: 12.33 µg/m³
  • O3: 0.027 ppm
  • NO2: 9.8 ppb
  • SO2: 1.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

1 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.2 µg/m³
  • PM10: 12.32 µg/m³
  • O3: 0.030 ppm
  • NO2: 9.2 ppb
  • SO2: 1.4 ppb
  • CO: 0.18 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.45 µg/m³
  • PM10: 12.45 µg/m³
  • O3: 0.033 ppm
  • NO2: 8.7 ppb
  • SO2: 1.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

3 PM
45 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.86 µg/m³
  • PM10: 12.87 µg/m³
  • O3: 0.034 ppm
  • NO2: 8.6 ppb
  • SO2: 1.3 ppb
  • CO: 0.18 ppm

Health Recommendations:

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

4 PM
49 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.79 µg/m³
  • PM10: 13.96 µg/m³
  • O3: 0.034 ppm
  • NO2: 9.4 ppb
  • SO2: 1.4 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

5 PM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.62 µg/m³
  • PM10: 14.98 µg/m³
  • O3: 0.033 ppm
  • NO2: 10.8 ppb
  • SO2: 1.5 ppb
  • CO: 0.20 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM
52 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.12 µg/m³
  • PM10: 15.72 µg/m³
  • O3: 0.031 ppm
  • NO2: 12.9 ppb
  • SO2: 1.5 ppb
  • CO: 0.22 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.35 µg/m³
  • PM10: 16.22 µg/m³
  • O3: 0.028 ppm
  • NO2: 15.3 ppb
  • SO2: 1.6 ppb
  • CO: 0.24 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM
53 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 13.21 µg/m³
  • PM10: 16.09 µg/m³
  • O3: 0.024 ppm
  • NO2: 16.8 ppb
  • SO2: 1.6 ppb
  • CO: 0.25 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 PM
51 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 12.68 µg/m³
  • PM10: 15.41 µg/m³
  • O3: 0.021 ppm
  • NO2: 16.4 ppb
  • SO2: 1.4 ppb
  • CO: 0.25 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 PM
49 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 11.73 µg/m³
  • PM10: 14.42 µg/m³
  • O3: 0.020 ppm
  • NO2: 14.6 ppb
  • SO2: 1.3 ppb
  • CO: 0.24 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.99 µg/m³
  • PM10: 12.53 µg/m³
  • O3: 0.020 ppm
  • NO2: 12.2 ppb
  • SO2: 1.1 ppb
  • CO: 0.21 ppm

Health Recommendations:

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