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70 Million Americans Suffer Through Record Summer Humidity

8/11/2025

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Summary

Story summary

This summer, a staggering 70 million Americans endured oppressive humidity in the Midwest and East, with dew points soaring above 66°F. The relentless moisture stifled nighttime cooling, creating perilous conditions. As climate change fuels more extreme humid days, the health and comfort of residents in 27 states and Washington, D.C. were severely impacted—until August finally offered a breath of fresh air.

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Story summary

This summer, a staggering 70 million Americans endured oppressive humidity in the Midwest and East, with dew points soaring above 66°F. The relentless moisture stifled nighttime cooling, creating perilous conditions. As climate change fuels more extreme humid days, the health and comfort of residents in 27 states and Washington, D.C. were severely impacted—until August finally offered a breath of fresh air.