Home / Prediction Markets / Science / Chongqing May Ten Temperature: Will Twenty-Eight Celsius Hold? Chongqing May Ten Temperature: Will Twenty-Eight Celsius Hold? View on Polymarket → Share Market called it correctly Implied 100% at publication · Resolved YES · Brier score: 0.00 See full track record SR Sofia Renard Climate & Science Analyst Market Resolved Embed NEW Embed this market Full Compact Copy Published May 10, 2026 6 min read Resolution Verdict YES Market Resolved MARKET CONCLUDED: The 28°C bracket for Chongqing on May 10 has reached near-unanimous consensus after forecast data aligned with trader positioning. Market probability: 97.5%. Resolved Volume $67.4K $57.0K in 24h Liquidity $1.9M Deep liquidity Time Left Ended Resolves May 10 67K Vol. Ended 1H 6H 1D 1W 1M ALL Select lines to display 28°C $7K Vol. 100% Buy Yes 100¢ Buy No 0.1¢ 29°C $7K Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 30°C $7K Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 31°C $4K Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 32°C $2K Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 33°C $2K Vol. 0% Buy Yes 0.1¢ Buy No 100¢ The 28°C outcome for Chongqing’s peak temperature on May 10 is trading at 97.5% probability. That is not a forecast. That is a market verdict. The 24-hour price swing that drove this contract from 0.67 to 0.98 happened because meteorological data aligned with the 28°C threshold, and traders moved fast to price it in. The momentum composite tells the same story from a different angle. A 24-hour gain of +31.0%, a trend score of 64.60, and flat movement in the last hour signal that the position has stabilized. This contract resolves at 2026-05-10 12:00:00, which is hours away. Chongqing’s weather stations will produce the official high, and that number will either confirm or unwind the near-unanimous trader consensus. How the Twenty-Eight Celsius Contract Works This market asks one question: will Chongqing’s highest recorded temperature on May 10, 2026, land exactly at 28°C? The contract resolves YES if official meteorological data confirms that outcome. It resolves NO if any other temperature bracket wins, including 27°C, 29°C, 30°C, or any other listed alternative. Resolution is scheduled for 2026-05-10 12:00:00, using market resolution criteria tied to official temperature reporting. YES (28°C): priced at 0.98, implying 97.5% probabilityNO (any other outcome): priced at 0.03, implying 2.5% probability A miss here does not require a dramatic weather event. Chongqing’s peak temperature landing at 27°C or 29°C is enough for NO to pay out. The 28°C bracket is precise. A single degree of deviation in either direction flips the result. That narrow target is the only real risk the NO side holds right now. Momentum and Market Signals Sponsored Partner The momentum composite for this contract is unambiguous. The +31.0% gain over 24 hours, combined with a trend score of 64.60 and zero movement in the last hour, describes a market that repriced aggressively on new weather data and then locked in. The flat 1-hour reading confirms the move has settled. No new information arrived in the last window to disturb it. Total volume sits at $60,767 with $44,553 traded in the last 24 hours. Liquidity is $469,641, which is deep relative to this contract’s size. At this volume level, a single large order or an unexpected temperature reading could still shift the price, but the liquidity cushion means the market would need a genuine data surprise to move meaningfully before resolution. The 24-hour price jump of +31.0% originated around the time updated Chongqing forecast data would have been available for May 10, pointing to forecast alignment with the 28°C bracket as the primary driver.The trend score of 64.60 sits in conviction territory, not extreme territory, meaning traders are confident but the market has not fully priced out all residual uncertainty.Liquidity at $469,641 against $60,767 total volume reflects a well-capitalized order book. Price is unlikely to gap sharply unless resolution surprises.The 1-hour flat reading (+0.0%) indicates that the market has absorbed available forecast information and is now in a waiting pattern ahead of 2026-05-10 12:00:00.Trader sentiment reads 97.5% YES versus 2.5% NO, which is as lopsided as prediction markets get on a precision temperature bracket. Lines Analysis: What the Chongqing Data Is Saying Here’s what the measurements are telling us. Chongqing in early May sits in a transitional weather window. The city’s basin geography produces warm, humid conditions that push daytime highs into the high 20s during this period. A peak of 28°C on May 10 is meteorologically consistent with regional patterns for this time of year. The 24-hour price move suggests that short-range forecast models aligned with exactly that reading, and traders responded accordingly. The data doesn’t care about the politics, and in this case, it does not care about the precision of the bracket either. A 29°C reading is one degree warmer and pays NO at full value. Chongqing weather station data can shift based on localized convection, cloud cover timing, or afternoon heat buildup. The NO position at 2.5% is not irrational. It represents the irreducible uncertainty in any short-range temperature forecast. Official Chongqing meteorological station data will determine resolution. Any discrepancy between forecast models and observed station readings before 2026-05-10 12:00:00 would reprice this contract immediately.A final temperature of 27°C or below, driven by cloud cover or early precipitation, would activate the NO outcome and unwind the current 97.5% consensus.A reading of 29°C or higher, consistent with warmer-than-expected afternoon conditions, would have the same effect from the opposite direction.No pending regulatory or policy decision affects this contract. Resolution is purely observational, tied to a single weather station reading. The $60,767 total volume and deep liquidity reflect a market that has reached near-consensus but has not gone fully dormant. The data favors YES at 28°C based on current forecast alignment. The single most important variable between now and 2026-05-10 12:00:00 is whether Chongqing’s actual observed high matches what short-range models predicted when traders repriced this contract yesterday. LINES VERDICT Market Concluded: Twenty-Eight Celsius Is the Forecast and the Bet The 24-hour repricing was driven by forecast convergence, and the flat 1-hour reading confirms the market has settled into a waiting posture ahead of resolution. What the market says: At 97.5%, traders have effectively closed the debate on this outcome. The only remaining question is whether Chongqing’s weather stations agree when they report the May 10 high before 2026-05-10 12:00:00. Key unknown: The single factor that would reprice this contract is the official observed temperature reading from Chongqing meteorological stations. If the peak lands at 27°C or 29°C instead of 28°C, the market unwinds entirely in the final hours before resolution. Frequently Asked Questions What does 97.5% probability mean for this contract? It means traders collectively estimate a 97.5% chance that Chongqing’s official high on May 10 falls at exactly 28°C, based on current forecast data and market positioning.How does the NO contract pay out? The NO contract at 0.03 pays out if any temperature other than 28°C is the official recorded high in Chongqing on May 10, 2026, including 27°C, 29°C, or any adjacent bracket.What single event would move this price before resolution? An updated short-range weather forecast showing Chongqing’s May 10 peak shifting to 27°C or 29°C would immediately reprice the YES contract downward and the NO contract upward.When does this contract resolve? Resolution is scheduled for 2026-05-10 12:00:00, using official temperature data from Chongqing meteorological reporting.Is $60,767 in volume enough to trust the 97.5% price? Volume at this level is modest for a prediction market, but liquidity at $469,641 means the order book is deep. The price reflects genuine trader conviction rather than a thin-market artifact, though a late data surprise could still move it sharply. Market Resolved Outcome: YES Final Price 100% Settled May 10, 2026 Duration 2 days Resolution Analysis Forecast Holds, Station Confirms Twenty-Eight Chongqing's official meteorological stations report a May 10 peak of exactly 28°C, consistent with the short-range models that drove yesterday's 31% price surge. The YES contract resolves at full value. Traders who repositioned during the 24-hour repricing collect on a high-conviction weather call that the data validated. Station Reading Lands at Twenty-Nine or Higher An afternoon heat surge in Chongqing's basin pushes the official high to 29°C or beyond, one degree above the target bracket. The NO contract pays out despite the 97.5% consensus. This outcome requires only a modest deviation from the forecast, which is the irreducible risk embedded in any precision temperature market. Cloud Cover Pulls the High Down to Twenty-Seven Early cloud cover or unexpected precipitation keeps Chongqing's peak temperature at 27°C, activating the NO outcome from the cooler side. Chongqing's basin geography makes localized convective surprises possible even when regional models show clear skies. The NO position at 2.5% is not irrational for exactly this reason. Late Forecast Revision Before Resolution Window A nowcast update from Chongqing meteorological services in the hours before 2026-05-10 12:00:00 shifts the predicted peak temperature by one degree in either direction. Even with deep liquidity at $469,641, a credible late forecast revision could trigger rapid repositioning and compress or unwind the current 97.5% consensus before the official reading is confirmed. Key macro factor: Chongqing's early May temperature regime is shaped by its inland basin position in the Sichuan Basin, which produces warm, humid conditions with high daytime variability, making single-degree precision brackets inherently sensitive to localized weather dynamics. Market Timeline May 8, 2026, 4:05 AM Market Created May 8, 2026, 4:43 AM Event Start May 8, 2026, 4:46 AM Market Opened May 10, 2026 Market Resolution Related Prediction Markets Moving Now Lowest temperature in Paris on July 6? 16°C 100% Yes No 15°C 0% Yes No Moving Now Highest temperature in Jeddah on July 6? 39°C 100% Yes No 31°C or below 0% Yes No Moving Now Highest temperature in Moscow on July 6? 22°C 100% Yes No 18°C or below 0% Yes No Moving Now Highest temperature in Ankara on July 6? 27°C 100% Yes No 23°C or below 0% Yes No Moving Now Highest temperature in Cape Town on July 6? 19°C 100% Yes No 20°C 0% Yes No Moving Now Highest temperature in Hong Kong on July 6? 31°C 100% Yes No 24°C or below 0% Yes No Moving Now Highest temperature in Lucknow on July 6? 36°C 100% Yes No 32°C or below 0% Yes No Moving Now Lowest temperature in London on July 6? 19°C 100% Yes No 18°C 0% Yes No Moving Now Highest temperature in Karachi on July 6? 36°C 100% Yes No 30°C or below 0% Yes No Loading... Volume Liquidity Ends Outcomes Description Resolution Rules View on Market Comments Loading comments…