This is the silent killer. If heavy rain falls while temperatures remain above 90°F (32°C), the wet bulb globe temperature (WBGT) rises to dangerous levels. Wet bulb is the temperature read by a thermometer covered in a wet cloth. If that hits 95°F (35°C), the human body cannot cool itself via sweating.
However, heavy rain can also have negative ecological consequences: heavy raincpy hot
For weeks, the sun had been a relentless weight, baking the streets until they shimmered with heat. The gardens were dusty, and everyone moved slowly, waiting for a breath of cool air that never seemed to come. This is the silent killer