Today | Weather | Monday, September 8, 2025

Weather in Pittsburgh, Pennsylvania

05:57 PM
Now
Cloudy Weather
72° F
Feels Like 72°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 11
Humidity 40 %
Today
Cloudy Weather
Day 72°
Night 50°
Precipitation 0 %
Wind 6
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Other:

Mostly bright and clear.

Pittsburgh Weather Forecast Updated

8 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (September 8, 2024)

Cloudy Weather

Day

72°

Night

50°

Wind

8 mph

UV Index

6

Precipitation

2

Air quality in Pittsburgh

NOW
54 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 12.50 µg/m³
PM10 18.34 µg/m³
O₃ 42.20 ppb
NO₂ 5.36 ppb
SO₂ 2.73 ppb
CO 174.98 ppb
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.