UV Index
UV Index
Today's UV index in Pittsburgh, United States 
will be up to 8.1, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
With a UV index of 8.1 in Pittsburgh, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
Pittsburgh's UV index ranges from low to moderate, highest in summer months around 6-7, and lowest in winter near 1-2. UV exposure varies with cloud cover and time of day.
Seasons in Pittsburgh include cold, snowy winters with average temperatures around 30°F (-1°C), warm, humid summers reaching up to 85°F (29°C), and mild springs and autumns featuring changing leaves and moderate rain.
Compared to nearby cities like Cleveland and Philadelphia, Pittsburgh gets slightly more rain and snow. Its location in the Appalachian region makes winters chillier than southern states but milder than northern Great Lakes areas.
See the UV index hour by hour for Pittsburgh, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.