Climate Matters Philly Summer Heat News

Extreme Heat - Philadelphia Data from Climate Matters

Extreme heat is the clearest indicator of global warming. The connection has been made in numerous attribution studies as extreme heat events are becoming more common and extreme. We have created an extensive library of content for you to share on air and online.

Extreme heat isn’t just a scientific variable to be measured and cataloged. It has very real consequences for society. Hotter and more humid summers increase the risk from heat-related illnesses like heat exhaustion and heat stroke. Higher summer temperatures will increase electricity use from air conditioning, causing higher summer peak loads and potentially stressing the power grid. And when heat gets extreme, highways and railroads can buckle, snarling transportation. If greenhouse gas emissions continue on their current trends, these impacts will likely only get worse and become more frequent.

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