Hourly Weather | Today Thursday, February 26, 2026
Lancaster, Pennsylvania
6 AM
Cloudy Weather
32°
Feels Like 28°
0
Humidity: 77%
UV Index: 0
Wind: 7 mph
7 AM
Cloudy Weather
34°
Feels Like 30°
0
Humidity: 69%
UV Index: 0
Wind: 6 mph
8 AM
Cloudy Weather
36°
Feels Like 32°
0
Humidity: 66%
UV Index: 1
Wind: 7 mph
9 AM
Cloudy Weather
37°
Feels Like 34°
0
Humidity: 60%
UV Index: 1
Wind: 8 mph
10 AM
Cloudy Weather
41°
Feels Like 37°
0
Humidity: 55%
UV Index: 1
Wind: 8 mph
11 AM
Cloudy Weather
41°
Feels Like 37°
0
Humidity: 52%
UV Index: 1
Wind: 9 mph
12 PM
Cloudy Weather
43°
Feels Like 39°
0
Humidity: 51%
UV Index: 1
Wind: 9 mph
1 PM
Cloudy Weather
43°
Feels Like 37°
43
Humidity: 51%
UV Index: 1
Wind: 9 mph
2 PM
Cloudy Weather
43°
Feels Like 39°
47
Humidity: 50%
UV Index: 1
Wind: 8 mph
3 PM
Rainy Weather
43°
Feels Like 37°
51
Humidity: 52%
UV Index: 1
Wind: 7 mph
4 PM
Rainy Weather
41°
Feels Like 37°
51
Humidity: 53%
UV Index: 0
Wind: 6 mph
5 PM
Cloudy Weather
41°
Feels Like 39°
47
Humidity: 57%
UV Index: 0
Wind: 6 mph
6 PM
Cloudy Weather
39°
Feels Like 41°
29
Humidity: 59%
UV Index: 0
Wind: 4 mph
7 PM
Cloudy Weather
39°
Feels Like 39°
1
Humidity: 63%
UV Index: 0
Wind: 2 mph
8 PM
Cloudy Night
36°
Feels Like 37°
1
Humidity: 68%
UV Index: 0
Wind: 4 mph
9 PM
Cloudy Night
34°
Feels Like 34°
1
Humidity: 74%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
30°
Feels Like 28°
1
Humidity: 81%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
30°
Feels Like 28°
1
Humidity: 79%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
55 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 14.25 µg/m³
  • PM10: 19.63 µg/m³
  • O3: 0.019 ppm
  • NO2: 14.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

7 AM
64 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 18.34 µg/m³
  • PM10: 25.57 µg/m³
  • O3: 0.010 ppm
  • NO2: 23.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.35 ppm

Health Recommendations:

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

8 AM
74 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 23.33 µg/m³
  • PM10: 32.53 µg/m³
  • O3: 0.003 ppm
  • NO2: 30.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.45 ppm

Health Recommendations:

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

9 AM
81 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 26.31 µg/m³
  • PM10: 36.54 µg/m³
  • O3: 0.005 ppm
  • NO2: 30 ppb
  • SO2: 0.4 ppb
  • CO: 0.52 ppm

Health Recommendations:

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

10 AM
83 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 27.31 µg/m³
  • PM10: 37.64 µg/m³
  • O3: 0.009 ppm
  • NO2: 26.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.53 ppm

Health Recommendations:

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

11 AM
62 AQI
Moderate air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 17.55 µg/m³
  • PM10: 23.8 µg/m³
  • O3: 0.029 ppm
  • NO2: 16.9 ppb
  • SO2: 2.1 ppb
  • CO: 0.30 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 16.79 µg/m³
  • PM10: 22.96 µg/m³
  • O3: 0.031 ppm
  • NO2: 15.2 ppb
  • SO2: 2.4 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 16.2 µg/m³
  • PM10: 22.36 µg/m³
  • O3: 0.032 ppm
  • NO2: 14.3 ppb
  • SO2: 2.5 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 15.13 µg/m³
  • PM10: 20.72 µg/m³
  • O3: 0.035 ppm
  • NO2: 13.4 ppb
  • SO2: 2.4 ppb
  • CO: 0.26 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 16 µg/m³
  • PM10: 21.52 µg/m³
  • O3: 0.034 ppm
  • NO2: 15 ppb
  • SO2: 2.3 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 17.55 µg/m³
  • PM10: 23.24 µg/m³
  • O3: 0.031 ppm
  • NO2: 17.5 ppb
  • SO2: 2.3 ppb
  • CO: 0.29 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 20.02 µg/m³
  • PM10: 26.52 µg/m³
  • O3: 0.024 ppm
  • NO2: 23.7 ppb
  • SO2: 1.9 ppb
  • CO: 0.34 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 23.55 µg/m³
  • PM10: 31.37 µg/m³
  • O3: 0.010 ppm
  • NO2: 36 ppb
  • SO2: 1.3 ppb
  • CO: 0.42 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 27.6 µg/m³
  • PM10: 36.78 µg/m³
  • O3: 0.002 ppm
  • NO2: 43.3 ppb
  • SO2: 0.9 ppb
  • CO: 0.50 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 31.77 µg/m³
  • PM10: 42.14 µg/m³
  • O3: 0.000 ppm
  • NO2: 43.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.55 ppm

Health Recommendations:

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

9 PM
102 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 36.4 µg/m³
  • PM10: 48.02 µg/m³
  • O3: 0.000 ppm
  • NO2: 42.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.60 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

10 PM
115 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 41.24 µg/m³
  • PM10: 54.14 µg/m³
  • O3: 0.000 ppm
  • NO2: 41.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.66 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.

11 PM
123 AQI
Unhealthy air quality for sensitive groups Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 44.59 µg/m³
  • PM10: 58.16 µg/m³
  • O3: 0.000 ppm
  • NO2: 40.2 ppb
  • SO2: 0.6 ppb
  • CO: 0.69 ppm

Health Recommendations:

Members of sensitive groups may experience health effects. The general public is less likely to be affected.