Highest temperature in Moscow on July 12?

Prediction market odds often diverge from traditional meteorological forecasts because they incorporate real-time trader behavior and risk appetite alongside expert models. While meteorologists publish point estimates and confidence intervals based on atmospheric data, this market aggregates the beliefs of many participants with financial incentives to be accurate. Comparing the implied temperature range from current odds to the latest official weather service forecast can reveal where traders are more bullish or bearish than experts. This divergence sometimes signals overlooked data or reflects uncertainty that traditional forecasts may not fully capture.

On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time odds for each temperature outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome range has its own contract, and the price of each reflects the cumulative buy and sell pressure. As traders buy contracts they believe will occur, the price rises; selling pressure lowers it. The spread between bid and ask prices tightens as volume increases, making it cheaper to enter or exit positions during periods of high activity.

This market resolves around Jul 12, 2026, once the highest temperature recorded in Moscow on July 12 is verifiable from credible public sources. The outcome is determined by comparing the final official temperature reading against the predefined outcome ranges offered in the market. Traders holding contracts that match the verified result receive their payout, while other positions expire worthless. Resolution typically occurs within hours of the close of the trading day, pending confirmation from reliable meteorological data.

Major weather pattern shifts, updated seasonal forecasts, and real-time atmospheric data releases can all drive significant price swings in this market. Unexpected heat waves, changes in jet stream positioning, or anomalous high-pressure systems over Eastern Europe would push odds toward higher temperatures. Conversely, cooler air masses or increased cloud cover could shift sentiment downward. As July 12 approaches, intraday weather updates and short-range model consensus become increasingly influential, often triggering sharp repricing in the final days before resolution.