Hourly Weather | Today Tuesday, April 7, 2026
Lancaster, Pennsylvania
5 PM
Cloudy Weather
46°
Feels Like 37°
0
Humidity: 31%
UV Index: 2
Wind: 19 mph
6 PM
Cloudy Weather
45°
Feels Like 36°
0
Humidity: 32%
UV Index: 1
Wind: 17 mph
7 PM
Cloudy Weather
43°
Feels Like 34°
0
Humidity: 36%
UV Index: 0
Wind: 15 mph
8 PM
Night
41°
Feels Like 28°
0
Humidity: 40%
UV Index: 0
Wind: 20 mph
9 PM
Night
39°
Feels Like 27°
0
Humidity: 45%
UV Index: 0
Wind: 15 mph
10 PM
Night
36°
Feels Like 25°
0
Humidity: 49%
UV Index: 0
Wind: 12 mph
11 PM
Night
34°
Feels Like 23°
0
Humidity: 52%
UV Index: 0
Wind: 12 mph

Hourly Air Quality Forecast - AQI (US EPA)

5 PM
68 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.12 µg/m³
  • PM10: 1.66 µg/m³
  • O3: 0.060 ppm
  • NO2: 1.3 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.

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

Pollutant Concentrations:

  • PM2.5: 1.08 µg/m³
  • PM10: 1.78 µg/m³
  • O3: 0.058 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.

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

Pollutant Concentrations:

  • PM2.5: 1.14 µg/m³
  • PM10: 2.14 µg/m³
  • O3: 0.055 ppm
  • NO2: 3.4 ppb
  • SO2: 0.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.19 µg/m³
  • PM10: 2.47 µg/m³
  • O3: 0.053 ppm
  • NO2: 4.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.22 µg/m³
  • PM10: 2.73 µg/m³
  • O3: 0.051 ppm
  • NO2: 4.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.29 µg/m³
  • PM10: 3.04 µg/m³
  • O3: 0.049 ppm
  • NO2: 4.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.38 µg/m³
  • PM10: 3.27 µg/m³
  • O3: 0.047 ppm
  • NO2: 5.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 ppm

Health Recommendations:

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