Highest temperature in Chicago on March 28? is a closed prediction market event on Polymarket with 11 markets, $309.8K total volume, and N/A in liquidity. Key markets: Will the highest temperature in Chicago be 43°F or below on March 28?; Will the highest temperature in Chicago be between 44-45°F on March 28?; Will the highest temperature in Chicago be between 46-47°F on March 28?.