Today | Weather | Wednesday, August 20, 2025
Air Quality Alert (Issued when air pollution levels are unhealthy, especially for sensitive groups.)

Weather in Denver, Colorado

12:42 PM
Now
Cloudy WeatherCloudy weather, overcast skies with clouds.
91° F
Feels Like 97°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 11
Humidity 23 %
Today
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 97°
Night 64°
Precipitation 2 %
Wind 7 mph
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Other:

Very warm with plenty of bright sunlight.

Denver Weather Forecast Updated

24 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (August 20, 2024)

Partly Sunny with ShowersPartly sunny weather with scattered clouds and occasional rain showers.

Day

93°

Night

61°

Wind

7 mph

UV Index

9

Precipitation

40

Air quality in Denver

NOW
49 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 9.91 µg/m³
PM10 31.69 µg/m³
O₃ 58.89 ppb
NO₂ 17.81 ppb
SO₂ 0.52 ppb
CO 291.68 ppb
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors