Today | Weather | Friday, August 28, 2026

Weather in St. Petersburg, Florida

08:18 PM
Now
Cloudy Night
84° F
Feels Like 95°
Precipitation 14 %
Wind 5 mph
Humidity 77 %
Today
Stormy Weather
Day 88°
Night 79°
Precipitation 55 %
Wind 6 mph

St. Petersburg Weather Forecast Updated

48 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 28, 2025)
Night

Day

91°

Night

79°

Wind

6 mph

Precipitation

25 %

Air Quality in St. Petersburg

NOW
22 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.6 µg/m³
PM10 1.01 µg/m³
O3 0.024 ppm
NO2 0.1 ppb
SO2 0 ppb
CO 0.08 ppm
NH3 0 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)
PM2.50.6 µg/m³
PM101.01 µg/m³
O346.2 µg/m³
NO20.11 µg/m³
SO20.08 µg/m³
CO89.08 µg/m³
NH30 µg/m³
NO0 µg/m³