Today | Weather | Wednesday, September 23, 2026

Weather in Miami, Florida

03:05 PM
Now
Stormy Weather
81° F
Feels Like 86°
Precipitation 90 %
Wind 7 mph
UV Index (0 - 11+) 1
Humidity 82 %
Today
Stormy Weather
Day 82°
Night 75°
Precipitation 100 %
Wind 5 mph
UV Index (0 - 11+) 3

Miami Weather Forecast Updated

25 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 23, 2025)
Cloudy Night

Day

90°

Night

79°

Wind

7 mph

Precipitation

55 %

Air Quality in Miami

NOW
17 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.95 µg/m³
PM10 1.26 µg/m³
O3 0.019 ppm
NO2 0.6 ppb
SO2 0.2 ppb
CO 0.12 ppm
NH3 0 µg/m³
NO 0.1 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)
PM2.50.95 µg/m³
PM101.26 µg/m³
O336.87 µg/m³
NO21.05 µg/m³
SO20.4 µg/m³
CO137.22 µg/m³
NH30 µg/m³
NO0.1 µg/m³