Today | Weather | Monday, September 21, 2026

Weather in Orlando, Florida

04:33 PM
Now
Stormy Weather
84° F
Feels Like 86°
Precipitation 56 %
Wind 9 mph
UV Index (0 - 11+) 1
Humidity 71 %
Today
Sunny with a Chance of Thunderstorms
Day 90°
Night 73°
Precipitation 100 %
Wind 6 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Orlando Weather Forecast Updated

29 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Cloudy Night

Day

90°

Night

73°

Wind

6 mph

Precipitation

5 %

Air Quality in Orlando

NOW
31 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.76 µg/m³
PM10 4.02 µg/m³
O3 0.034 ppm
NO2 0.7 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0.42 µg/m³
NO 0.2 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)
PM2.53.76 µg/m³
PM104.02 µg/m³
O365.77 µg/m³
NO21.38 µg/m³
SO20.24 µg/m³
CO120.94 µg/m³
NH30.42 µg/m³
NO0.2 µg/m³