See whether your region just had one of its most humid summers on record and how humidity patterns are changing over time.

Nearly half of the U.S. population experienced record heat and humidity in June and July of 2025. Ohio University Professor ...

Hot summers are nothing new for much of the US, but the combination of heat and humidity has taken on a truly antagonistic ...

NORFOLK, Va. — Most summer days, you hear us talk about “humidity” when describing how the air feels. While many people are familiar with the term relative humidity — the percentage of water vapor in ...

The Chicago area is bracing for extreme heat and humidity in the coming days, and experts said it could become more common with changing weather patterns. A Chicago doctor said extreme humidity ...

More than 70 million Americans sweated through the muggiest first two months of summer on record as climate change has noticeably dialed up the Eastern United States’ humidity in recent decades, an ...