A quantitative trading bot specifically monitoring the weather recently grew its $25 investment to $25,408 on Polymarket by betting on Tokyo temperatures. While everyone else is scrambling for high-frequency trading in the crypto prediction market and getting burned by transaction costs, truly smart money is quietly profiting in the weather sector. Tracking the live trading address named 'ColdMath', the cumulative net profit has exceeded $78,000. The underlying logic is that AI repeatedly executes the same strategy model every day: - 3,873 predictions made in total - Monthly profit of $42,000 - Purely targeting the long-tail market of weather Live trading address: Why are the odds in the weather market currently better than in the crypto market? Polymarket is continuously expanding its weather pools for major cities worldwide. This sector has an extremely large amount of open-source meteorological data, which can be directly fed into large models like Claude for cross-validation. The most crucial factor is the capital threshold: in the crypto prediction market, high-frequency trading requires a minimum of millions of dollars to gain a significant market depth advantage; while weather arbitrage only requires a starting capital of $500 to $1,000 for trial and error. Even more importantly, the weather market is extremely friendly to copy trading. The settlement cycle here is typically 24 hours, unlike the extremely competitive 5-minute or 15-minute settlements in the crypto market. This extended settlement window means that ordinary copy traders have ample time to mitigate slippage and network latency. Weather prediction is becoming a new alpha for arbitrage funds on Polymarket. In this arena, you either have to write your own hardcore code to understand the logic, or you can simply follow the smart money that has already proven successful. For traders without a development background, leveraging existing resources is often a more cost-effective option.