Today | Weather | Monday, June 29, 2026

Weather in Port St. Lucie, Florida

10:53 PM
Now
Cloudy Night
81° F
Feels Like 90°
Precipitation 19 %
Wind 5 mph
Humidity 79 %
Today
Stormy Weather
Day 91°
Night 73°
Precipitation 55 %
Wind 5 mph

Port St. Lucie Weather Forecast Updated

51 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (June 29, 2025)
Partly Sunny with Showers

Day

93°

Night

72°

Wind

6 mph

UV Index

12

Precipitation

70 %

Air Quality in Port St. Lucie

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

Pollutant Concentrations:

PM2.5 5.16 µg/m³
PM10 7.36 µg/m³
O3 0.023 ppm
NO2 2.4 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0.17 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)
PM2.55.16 µg/m³
PM107.36 µg/m³
O345.01 µg/m³
NO24.43 µg/m³
SO20.34 µg/m³
CO121.63 µg/m³
NH30.17 µg/m³
NO0 µg/m³