Moscow weather in mid-May is typically mild and variable. The market asks for a very specific outcome—exactly 24°C as the daily high. This is a precise weather prediction market that resolves based on official meteorological data from a recognized Moscow weather station. The 2% YES odds reflect strong trader conviction that reaching precisely 24°C on May 19 is unlikely. Weather predictions are inherently uncertain, and hitting an exact temperature down to the degree is statistically harder than predicting a broader range. The market currently shows low liquidity at $1985 total, with no recent 24-hour trading volume, suggesting limited trader interest in this specific daily event. The 2% YES price implies the consensus expectation is that Moscow's high on May 19 will deviate from 24°C—either warmer (25°C and above) or cooler (23°C and below). This is consistent with typical spring weather variability in Moscow, where daily highs can shift 5-10 degrees based on cloud patterns and wind systems. Historically, May highs in Moscow average around 20-22°C, making 24°C a moderately warm day but not a statistical outlier for late spring.
Deep dive — what moves this market
Moscow's spring weather reflects the region's transition zone between continental and maritime influences. May temperatures are historically volatile, with the capital experiencing rapid shifts as pressure systems move across Eastern Europe. The 24°C target for May 19 sits above the long-term May average but well below summer norms, making it a statistically plausible but somewhat elevated expectation. Resolution relies on official data from Vnukovo or another recognized Moscow meteorological station, ensuring objective verification. The extreme 2% YES odds reflect not just probability assessment but also the inherent difficulty of weather hitting exact integer values. Several meteorological scenarios could drive resolution toward YES. A Scandinavian high-pressure ridge combined with southwesterly flow would bring warm continental air from Central Asia into Moscow. Clear skies maximizing solar radiation, combined with weak or absent wind, would allow surface temperatures to rise into the mid-20s Celsius. An anomalously early arrival of continental summer air masses could support 24°C or higher. Conversely, the NO scenario involves Atlantic systems delivering cooler air and cloud cover. A low-pressure center stalling over European Russia would generate onshore flow from cooler regions, suppressing highs to 18-22°C range. Precipitation or significant cloud cover would limit solar heating. Northwesterly winds drawing air from the Arctic would undercut any warming tendency. Analogues from recent years show May weather in Moscow rarely produces exact-temperature resolution at specific daily targets. In May 2024, Moscow saw highs ranging from 14°C to 26°C across the month—a 12-degree span illustrating the volatility. Traders likely discount the 24°C scenario based on this observed variability and the statistical rarity of weather matching a precise integer degree. The 2% YES spread reflects asymmetric risk: missing 24°C by 1-2 degrees in either direction is far more likely than hitting it exactly. The lack of recent volume and low liquidity suggest this daily event lacks sustained trader conviction on either side, typical for micro-markets with narrow appeal.
What traders watch for
Monitor weather model guidance for May 17-19: GFS and ECMWF forecasts for Moscow high temperature trends
Track incoming pressure systems: Atlantic lows bringing cooler air vs. Scandinavian highs with warm continental flow
Official Moscow weather station data released by UTC midnight May 19: temperature recorded to nearest degree
Cloud cover and solar radiation intensity on May 19: overcast conditions suppress heating, clear skies enable warming
How does this market resolve?
The market resolves YES if Moscow's highest recorded temperature on May 19, 2026 is exactly 24°C according to official meteorological data. Resolution occurs by May 20, 2026 based on data from Moscow's primary weather station.
Prediction markets aggregate trader expectations into real-time probability estimates. On Polymarket Trade, every market question resolves YES or NO based on a specific event outcome; traders buy shares of the side they believe will resolve positively. Prices range 0¢ (certain no) to 100¢ (certain yes) and naturally reflect the crowd-implied probability of YES. This page summarizes the market state for readers arriving from search; for live trading (place orders, see order book depth, execute a trade) open the full interactive page linked above.
