Today | Weather | Monday, August 24, 2026

Weather in Pittsburgh, Pennsylvania

10:09 AM
Today
Cloudy Weather
Day 75°
Night 55°
Precipitation 3 %
Wind 8 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.

Pittsburgh Weather Forecast Updated

Weather Forecast History
Last Year's Weather on This Day (August 24, 2025)
Sunny with a Chance of Thunderstorms

Day

84°

Night

61°

Wind

7 mph

UV Index

30

Precipitation

55 %

Air Quality in Pittsburgh

NOW
14 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.95 µg/m³
PM10 2.23 µg/m³
O3 0.015 ppm
NO2 1.2 ppb
SO2 0.7 ppb
CO 0.11 ppm
NH3 0.28 µg/m³
NO 1.34 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)
PM2.51.95 µg/m³
PM102.23 µg/m³
O329.41 µg/m³
NO22.2 µg/m³
SO21.88 µg/m³
CO128.26 µg/m³
NH30.28 µg/m³
NO1.34 µg/m³