High humidity makes heat feel worse because it blocks your body’s main cooling system: sweat evaporation. When the air …
High humidity makes heat feel worse because it blocks your body’s main cooling system: sweat evaporation. When the air is already full of moisture, sweat sits on your skin instead of evaporating. That means less cooling, more strain on your body, and a much higher risk of overheating. That’s why 30°C in dry air can feel manageable, while 30°C in humid air feels like a wet blanket.