Today | Weather | Friday, August 15, 2025

Weather in Pittsburgh, Pennsylvania

01:49 AM
Now
NightNighttime, with dark skies and stars or a moon visible.
68° F
Feels Like 66°
Precipitation 0 %
Wind 5 mph
Humidity 78 %
Today
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 91°
Night 70°
Precipitation 1 %
Wind 5 mph
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 and hot.

Pittsburgh Weather Forecast Updated

40 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (August 15, 2024)

Cloudy WeatherCloudy weather, overcast skies with clouds.

Day

88°

Night

61°

Wind

4 mph

UV Index

8

Precipitation

0

Air quality in Pittsburgh

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

Pollutant Concentrations:

PM2.5 15.09 µg/m³
PM10 21.20 µg/m³
O₃ 27.68 ppb
NO₂ 11.18 ppb
SO₂ 0.52 ppb
CO 262.86 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.