Hourly Weather | Today Tuesday, March 17, 2026
Las Vegas, Nevada
1 AM
Night
72°
Feels Like 68°
0
Humidity: 22%
UV Index: 0
Wind: 7 mph
2 AM
Cloudy Night
70°
Feels Like 66°
0
Humidity: 22%
UV Index: 0
Wind: 7 mph
3 AM
Cloudy Night
68°
Feels Like 64°
0
Humidity: 23%
UV Index: 0
Wind: 7 mph
4 AM
Cloudy Night
66°
Feels Like 64°
0
Humidity: 24%
UV Index: 0
Wind: 7 mph
5 AM
Cloudy Night
64°
Feels Like 63°
0
Humidity: 24%
UV Index: 0
Wind: 7 mph
6 AM
Cloudy Night
64°
Feels Like 63°
0
Humidity: 25%
UV Index: 0
Wind: 7 mph
7 AM
Cloudy Weather
63°
Feels Like 61°
0
Humidity: 26%
UV Index: 0
Wind: 7 mph
8 AM
Cloudy Weather
66°
Feels Like 64°
0
Humidity: 23%
UV Index: 1
Wind: 6 mph
9 AM
Sunny Weather
72°
Feels Like 72°
0
Humidity: 20%
UV Index: 2
Wind: 6 mph
10 AM
Sunny Weather
77°
Feels Like 81°
0
Humidity: 16%
UV Index: 3
Wind: 7 mph
11 AM
Sunny Weather
82°
Feels Like 86°
0
Humidity: 13%
UV Index: 4
Wind: 7 mph
12 PM
Sunny Weather
86°
Feels Like 90°
0
Humidity: 12%
UV Index: 5
Wind: 7 mph
1 PM
Sunny Weather
90°
Feels Like 93°
0
Humidity: 10%
UV Index: 6
Wind: 7 mph
2 PM
Sunny Weather
91°
Feels Like 95°
0
Humidity: 9%
UV Index: 5
Wind: 7 mph
3 PM
Sunny Weather
93°
Feels Like 97°
0
Humidity: 8%
UV Index: 4
Wind: 7 mph
4 PM
Sunny Weather
97°
Feels Like 97°
0
Humidity: 8%
UV Index: 3
Wind: 6 mph
5 PM
Cloudy Weather
93°
Feels Like 95°
0
Humidity: 8%
UV Index: 2
Wind: 6 mph
6 PM
Sunny Weather
93°
Feels Like 91°
0
Humidity: 8%
UV Index: 1
Wind: 7 mph
7 PM
Night
90°
Feels Like 88°
0
Humidity: 9%
UV Index: 0
Wind: 8 mph
8 PM
Night
86°
Feels Like 82°
0
Humidity: 10%
UV Index: 0
Wind: 8 mph
9 PM
Night
82°
Feels Like 81°
0
Humidity: 12%
UV Index: 0
Wind: 8 mph
10 PM
Night
81°
Feels Like 79°
0
Humidity: 13%
UV Index: 0
Wind: 8 mph
11 PM
Night
79°
Feels Like 75°
0
Humidity: 14%
UV Index: 0
Wind: 8 mph

Hourly Air Quality Forecast - AQI (US EPA)

1 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.77 µg/m³
  • PM10: 16.45 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

2 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.91 µg/m³
  • PM10: 17.26 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

3 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.02 µg/m³
  • PM10: 17.92 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

4 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.18 µg/m³
  • PM10: 18.75 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

5 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.36 µg/m³
  • PM10: 19.68 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

6 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.52 µg/m³
  • PM10: 20.41 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

7 AM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.67 µg/m³
  • PM10: 21.03 µg/m³
  • O3: 0.028 ppm
  • NO2: 2.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

8 AM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.83 µg/m³
  • PM10: 21.85 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

9 AM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.96 µg/m³
  • PM10: 22.4 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

10 AM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.13 µg/m³
  • PM10: 22.77 µg/m³
  • O3: 0.026 ppm
  • NO2: 2.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

11 AM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.53 µg/m³
  • PM10: 23.35 µg/m³
  • O3: 0.028 ppm
  • NO2: 2 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.36 µg/m³
  • PM10: 15.43 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

1 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.69 µg/m³
  • PM10: 11.55 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

2 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.72 µg/m³
  • PM10: 10.86 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

3 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.87 µg/m³
  • PM10: 11.03 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

4 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3 µg/m³
  • PM10: 11.52 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.13 µg/m³
  • PM10: 12.02 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.4 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.29 µg/m³
  • PM10: 12.49 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.42 µg/m³
  • PM10: 12.9 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.56 µg/m³
  • PM10: 13.45 µg/m³
  • O3: 0.035 ppm
  • NO2: 1.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.7 µg/m³
  • PM10: 14.07 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.89 µg/m³
  • PM10: 15 µg/m³
  • O3: 0.031 ppm
  • NO2: 2 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.09 µg/m³
  • PM10: 16.03 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.1 ppb
  • SO2: 0.1 ppb
  • CO: 0.09 ppm

Health Recommendations:

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