Hong Kong Records 36.9°C — Its Hottest Day in 142 Years

Hong Kong reached 36.9°C on August 9, 2026 — its highest temperature since records began in 1884, beating the 36.6°C set in 2017. Typhoon Dolphin's outer air currents sank, compressed, and heated the air over the Pearl River Delta. A Sheung Shui station hit 39.8°C, the territory's highest since automatic monitoring began in the 1980s. The Observatory issued a "very hot weather warning."