Today | Weather | Monday, September 14, 2026

Weather in Denver, Colorado

03:19 AM
Now
Cloudy Weather
72° F
Feels Like 70°
Precipitation 37 %
Wind 7 mph
Humidity 50 %
Today
Sunny with a Chance of Thunderstorms
Day 90°
Night 54°
Precipitation 55 %
Wind 7 mph
UV Index (0 - 11+) 6

Denver Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 14, 2025)
Cloudy Weather

Day

73°

Night

55°

Wind

6 mph

UV Index

60

Precipitation

25 %

Air Quality in Denver

NOW
24 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.62 µg/m³
PM10 3.53 µg/m³
O3 0.026 ppm
NO2 0.7 ppb
SO2 0 ppb
CO 0.08 ppm
NH3 0.39 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

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

Show raw pollutant concentrations (µg/m³)
PM2.52.62 µg/m³
PM103.53 µg/m³
O351.93 µg/m³
NO21.26 µg/m³
SO20.12 µg/m³
CO96.21 µg/m³
NH30.39 µg/m³
NO0 µg/m³