Home / Prediction Markets / Science / Beijing July 16 Peak Heat: Will 34°C Hold? Beijing July 16 Peak Heat: Will 34°C Hold? ☆ Watch Paper Trade View on Polymarket → Share SR Sofia Renard Climate & Science Analyst Embed NEW Embed this market Full Compact Copy Published July 16, 2026 6 min read Lines Verdict YES at 93% implied probability FORECAST CONFIRMED: The 24-hour repricing reflects weather model convergence around 34°C, and the order book depth confirms trader conviction. Market probability: 92.5%. 93% Market Probability 1h +49.5% 24h +62.0% Trend Strong (87/100) Volume $106.8K $81.9K in 24h Liquidity $126.0K Deep liquidity Time Left 10 hours Resolves Jul 16 107K Vol. Jul 16, 2026 1H 6H 1D 1W 1M ALL Select lines to display 34°C $9K Vol. 93% Yes 92.5¢ No 7.5¢ 35°C $10K Vol. 8% Yes 8¢ No 92¢ 36°C $12K Vol. 1% Yes 0.9¢ No 99.2¢ 31°C or below $15K Vol. 0% Yes 0.1¢ No 100¢ 32°C $24K Vol. 0% Yes 0.1¢ No 100¢ 33°C $17K Vol. 0% Yes 0.1¢ No 100¢ Beijing’s thermometers are the only thing that matters right now. The market has priced this contract at 92.5% for 34°C as the day’s high temperature on July 16. That is not a guess. That is a market that has watched the forecast converge and moved sharply upward in the last 24 hours to reflect it. The market question asks: what is the highest temperature in Beijing on July 16? The 34°C outcome sits at $0.93 YES and $0.08 NO. The contract resolves at 2026-07-16 12:00:00. Total trading volume has reached $106,813, with $81,938 of that arriving in the last 24 hours alone. How the 34°C Contract Works A YES resolution requires Beijing’s official recorded high temperature on July 16 to land at exactly 34°C. The resolution source is the market’s designated data provider for that measurement. A NO resolution means the peak temperature falls at any other value, whether 33°C, 35°C, or anywhere else across the full outcome set. 34°C YES: $0.93 per share, implying 92.5% probability34°C NO: $0.08 per share, implying 7.5% probability The NO side pays out when Beijing’s high temperature misses 34°C entirely. Beijing’s July heat is volatile enough that a 1°C shift in either direction is physically plausible. A stronger-than-expected afternoon heat pulse could push the reading to 35°C. A cloud band or wind shift could cap it at 33°C. Those two scenarios split the NO probability almost evenly. Sponsored Partner Momentum and Market Signals The combined momentum signal here is unusually strong. The 1-hour price change is flat at 0.0%, but the 24-hour change is up 15.5%, and the trend score sits at 49.66. That pattern means the repricing has already happened. The market absorbed new forecast information, moved fast, and is now holding. The driver is almost certainly a weather model update that tightened the temperature forecast range around 34°C for Beijing on July 16. Total volume of $106,813 with $81,938 arriving in 24 hours signals real conviction. Liquidity stands at $125,982, which is healthy for a single-day temperature contract. This is not a thin market. Price can still move on a late forecast revision, but the order book depth suggests it would take a significant data shift to reprice meaningfully before resolution. The 24-hour price surge of 15.5% reflects a forecast convergence event, most likely a model run that centered on 34°C.The 1-hour flatline at 0.0% means the market has digested that information and is waiting for resolution.A trend score of 49.66 places this in neutral-to-bullish territory, consistent with a market that has priced the outcome but not overshot.Liquidity of $125,982 exceeds total volume, meaning the order book can absorb new trades without sharp slippage.The 34°C outcome competes against ten alternative outcomes, which fragments NO probability across a wide range. Lines Analysis: What the Beijing Forecast Says Beijing in mid-July regularly posts highs in the 33°C to 37°C range. The climate pattern for this date is consistent with temperatures that sit right in that window. The market’s 92.5% confidence in exactly 34°C reflects forecast precision, not just seasonal averages. Weather models for short-range predictions at 24 hours or less can be remarkably accurate for peak temperature, especially when synoptic conditions are stable. That is likely what happened here: a 24-hour model run showed strong agreement around 34°C, and the market repriced immediately. The barrier for the NO side is distribution across alternatives. Beijing does not need to hit an extreme outlier for NO to pay. A reading of 33°C or 35°C is enough. July 16 weather in Beijing can shift with convective activity, urban heat island dynamics, or wind direction changes in the afternoon hours. The 7.5% NO probability is not zero. It reflects the real physical uncertainty that remains even in a well-forecast weather event. Beijing Meteorological Bureau forecast data or equivalent national weather service updates before market close would directly move this price.Any late-day convective development over the North China Plain could push temperatures above or below the 34°C target.A morning temperature reading that tracks cooler than expected would signal NO territory.Model consensus from global forecasting centers (ECMWF, GFS) narrowing further around 34°C would reinforce the YES position.Resolution timing at 12:00:00 means the market closes at noon, before the typical peak heat hour in the mid-to-late afternoon. Check whether resolution uses a specific observation window or the full-day high. The data favors YES. Total volume of $106,813 with a strong 24-hour surge reflects informed traders responding to forecast information, not speculation. The NO side has physics on its side as a hedge, but not probability. Here’s what the measurements are telling us: the models agree, the market agrees, and the remaining uncertainty is weather’s natural variability, not a forecasting failure. LINES VERDICT FORECAST CONFIRMED Beijing’s July 16 temperature market has already done its work. The 24-hour repricing reflects forecast convergence, and the liquidity depth says the market believes it. What the market says: A 92.5% implied probability translates to a market that has priced this outcome as near-certain. With resolution at 12:00:00 on July 16, any remaining volatility would require a forecast revision in the final hours before close. Key unknown: The single most important variable is whether the resolution window captures the full-day high or only temperatures recorded by noon. If the contract closes at 12:00:00 and Beijing’s true daily peak arrives in the mid-afternoon, the resolution measurement may differ from the meteorological daily high. That ambiguity is worth understanding before trading this contract. Frequently Asked QuestionsWhat does 92.5% probability mean for this market?It means traders have collectively priced a 92.5% chance that Beijing's official high on July 16 lands at exactly 34°C. The remaining 7.5% covers all other possible temperature outcomes.What does the NO contract pay out on?NO pays if Beijing's recorded high on July 16 is anything other than 34°C, including 33°C, 35°C, or any other value across the ten alternative outcomes in this market.What data or event would move this contract's price?A late forecast update from Beijing's national weather service or a global model revision showing temperatures diverging from 34°C would reprice this contract before the noon resolution.When does this market resolve?The contract resolves at 12:00:00 on July 16, 2026. Note that this noon cutoff may precede Beijing's typical daily peak heat hour in the mid-to-late afternoon.Is this market's volume reliable enough to trust the price?Total volume is $106,813 with $125,982 in liquidity. That depth is solid for a single-day weather contract, and prices are unlikely to move sharply without new forecast information.How is the Smart Money Index calculated?We aggregate the live positions of the top 50 Polymarket whales (ranked by 30-day tracked volume) into one composite reading per market. It refreshes every hour. The percentage shows how many of those whales hold YES versus NO; the net dollar position shows the cohort's directional exposure in dollars.What is a convergence signal?A convergence event fires when three or more tracked wallets buy the same outcome on the same market within a four-hour window. We surface these in the activity feed and the VIP digest.Is Lines a market operator?No. Lines is an editorial and data product. We do not operate prediction markets, custody funds, or accept trades. All trade flows deep-link to Polymarket via our affiliate code. Probabilities shown are market-implied and not predictions or recommendations. What Could Shift These Probabilities? Model Consensus Holds If Beijing's morning temperature tracks on the forecast trajectory and synoptic conditions remain stable, the 34°C high becomes increasingly locked in. Any final model run confirming the forecast would push the YES price closer to $0.97 or above as resolution approaches. Afternoon Convection Disrupts Beijing's July weather is vulnerable to afternoon thunderstorm development over the North China Plain. A convective outflow or unexpected cloud cover could suppress the peak to 33°C or lower. That single-degree miss is enough to collapse the YES price entirely before resolution. Heat Pulse Pushes to 35°C Urban heat island effects in Beijing can amplify afternoon readings beyond model expectations. A stronger-than-forecast solar radiation period combined with light winds could push the official high to 35°C. The 35°C alternative outcome would then capture most of the probability that currently sits in 34°C YES. Resolution Window Creates Ambiguity The market closes at 12:00:00 noon on July 16. If the resolution source uses the temperature recorded at that exact hour rather than the full-day meteorological high, the outcome could differ from what forecast models are predicting. That definitional gap is the single most underappreciated risk in this contract. Key macro factor: Beijing's mid-July climate sits within a period of intensifying East Asian summer monsoon circulation, which typically produces hot, humid conditions with peak temperatures in the 33°C to 37°C range and elevated convective risk in the afternoon hours. Market Timeline Jul 14, 4:03 AM Market Created Jul 14, 4:03 AM Market Opened 12:00 PM Market Resolution Place paper trade No real money × Highest temperature in Beijing on July 16? Outcome 34°C · 93% 35°C · 8% 36°C · 1% 31°C or below · 0% 32°C · 0% 33°C · 0% 37°C · 0% 38°C · 0% 39°C · 0% 40°C · 0% 41°C or higher · 0% YES $0.93 NO $0.08 Stake (USD) $100 $500 $1,000 $5,000 Pick a market to see how many shares you would hold. Related Prediction Markets Moving Now Highest temperature in Tokyo on July 16? 32°C 98% Yes No 33°C 2% Yes No Read Article Moving Now Highest temperature in Busan on July 16? 35°C 99% Yes No 36°C 1% Yes No Read Article Moving Now Highest temperature in Beijing on July 16? 34°C 93% Yes No 35°C 8% Yes No Read Article Moving Now Highest temperature in Seoul on July 16? 28°C 99% Yes No 29°C 1% Yes No Read Article Moving Now Highest temperature in Shanghai on July 16? 38°C 100% Yes No 39°C 0% Yes No Read Article Moving Now Highest temperature in Kuala Lumpur on July 16? 34°C 98% Yes No 35°C 1% Yes No Read Article Moving Now Highest temperature in Hong Kong on July 16? 27°C 81% Yes No 28°C 15% Yes No Read Article Moving Now Highest temperature in Wellington on July 16? 16°C 100% Yes No 10°C or below 0% Yes No Read Article Moving Now Highest temperature in Shenzhen on July 16? 28°C 73% Yes No 27°C 39% Yes No Read Article Loading... Volume Liquidity Ends Outcomes Description Resolution Rules View on Market Comments Loading comments…