Highest temperature in Hong Kong on March 28? is a closed prediction market event on Polymarket with 11 markets, $177.6K total volume, and N/A in liquidity. Key markets: Will the highest temperature in Hong Kong be 18°C or below on March 28?; Will the highest temperature in Hong Kong be 19°C on March 28?; Will the highest temperature in Hong Kong be 20°C on March 28?.