Home / Prediction Markets / Science / Chongqing July 6 Peak Heat: Will 35C Hold? Chongqing July 6 Peak Heat: Will 35C Hold? ☆ Watch Paper Trade View on Polymarket → Share SR Sofia Renard Climate & Science Analyst Embed NEW Embed this market Full Compact Copy Published July 4, 2026 6 min read Lines Verdict NO at 60% implied probability NO FAVORED BY DISTRIBUTION: Ten competing temperature outcomes divide probability broadly, making any single-degree target a long shot even in a reliably hot city. Market probability: 36.5% YES. 40% Market Probability 1h +0.0% 24h +8.0% Trend Weak (40/100) Volume $14.4K $13.3K in 24h Liquidity $51.8K Moderate depth Time Left 1 day Resolves Jul 6 14K Vol. Jul 6, 2026 1H 6H 1D 1W 1M ALL Select lines to display 36°C $1K Vol. 40% Buy Yes 39.5¢ Buy No 60.5¢ 37°C $2K Vol. 25% Buy Yes 24.5¢ Buy No 75.5¢ 35°C $2K Vol. 21% Buy Yes 20.5¢ Buy No 79.5¢ 34°C $1K Vol. 9% Buy Yes 8.5¢ Buy No 91.5¢ 38°C $1K Vol. 4% Buy Yes 4.3¢ Buy No 95.8¢ 39°C or higher $2K Vol. 1% Buy Yes 1.2¢ Buy No 98.8¢ Chongqing sits in a river basin that turns July into a pressure cooker. The city regularly posts some of the highest summer temperatures in mainland China, and traders are now betting on whether July 6 peaks at exactly 35°C. The market currently prices that outcome at 36.5%. That is not a confident bet. It is a reflection of genuine meteorological uncertainty spread across eleven possible outcomes. The market question asks: what will be the highest temperature recorded in Chongqing on July 6, 2026? The YES price for 35°C sits at 0.37, the NO price at 0.64, and the contract resolves at 12:00 UTC on July 6. Total trading volume stands at $2,603, all of it placed in the last 24 hours. Sponsored Partner How the Thirty-Five Degree Contract Works A YES payout requires the official highest temperature recorded in Chongqing on July 6 to land exactly at 35°C. Resolution follows official meteorological reporting. The contract closes at noon UTC on July 6, 2026, which corresponds to early evening local time in Chongqing, well after daily peak heat typically occurs. YES (35°C exactly): priced at 0.37, implying a 36.5% probability.NO (any other outcome): priced at 0.64, implying a 63.5% probability. A NO payout wins if Chongqing records anything other than 35°C as its daily high. Competing outcomes include 36°C, 37°C, 34°C, 33°C, 38°C, 32°C, 39°C or higher, 30°C, 31°C, and 29°C or below. The distribution of probability across ten other outcomes is what makes the NO side structurally wide. Temperature forecasting within a single degree carries meaningful uncertainty even 48 hours out. Momentum and Market Signals Momentum is effectively flat. The 1-hour price change is zero, the 24-hour change is unavailable, and the trend score sits at 37.75. That composite signal points to a market that has priced in current forecast data and is waiting for the next weather model update. No single catalyst has moved this contract since it opened. Volume of $2,603 is thin. All of it landed in a single 24-hour window, and open interest reads zero. Liquidity is listed at $57,400, which is unusually deep relative to volume. That ratio suggests the order book is well-stocked but actual trading conviction is low. Thin volume means a single large bet could shift the price sharply before July 6 arrives. The 1-hour price change of 0.0% and a trend score near 38 confirm the market is in a holding pattern ahead of the final 48-hour forecast window.Total volume of $2,603 is well below the $1 million threshold. Price swings on new weather data or model updates are plausible and could be sharp.Liquidity at $57,400 is high relative to volume, signaling available capital but not active trader conviction.The NO side holds 63.5% of probability, consistent with the challenge of picking a single degree target in a volatile summer climate zone.Zero open interest reinforces that this is an early-stage market. The real pricing action is likely to arrive within 24 hours of resolution. Lines Analysis: Chongqing Summer Heat and the Degree Precision Problem Chongqing’s July climatology strongly supports temperatures in the 34°C to 38°C range as the most likely daily highs. The city is one of China’s three famous furnace cities, with July averages routinely above 35°C and frequent excursions into the upper 30s during heat events. That broad range is exactly why the 35°C outcome draws only 36.5%. The data doesn’t care about the politics of which degree wins. Any single-degree bucket is fighting against a wide probability distribution. The real barrier for YES is precision, not direction. Chongqing almost certainly posts a high above 30°C on July 6. The question is whether it lands in the 35°C bucket specifically. La Nina or neutral ENSO conditions in mid-2026 affect synoptic-scale heat patterns across East Asia. A strong high-pressure dome over the Sichuan Basin would push temperatures toward 37°C or 38°C, bypassing 35°C entirely. A weakening system or approaching convection could hold the high at 33°C or 34°C. Both scenarios pay NO. China Meteorological Administration 48-hour forecasts for Chongqing will be the primary price driver before July 6 closes.Any European Centre for Medium-Range Weather Forecasts or Global Forecast System model run showing a sharp temperature shift would reprice this contract quickly.Regional heat dome signals over the Sichuan Basin trending above 37°C would shift volume toward higher-degree outcomes and away from 35°C YES.Cloud cover, precipitation probability, or an approaching weather system cutting the high below 34°C would validate NO without touching 35°C YES. Total volume at $2,603 is a whisper, not a shout. The data currently favors NO, not because 35°C is impossible but because ten other outcomes split the remaining probability. The market is pricing uncertainty, not science. And here is what the measurements are telling us: Chongqing in July is hot, reliably so, but predicting the exact degree two days out is genuinely hard. LINES VERDICT NO FAVORED BY DISTRIBUTION The NO side wins not because 35°C is unlikely for Chongqing in July but because ten competing outcomes each carry their own slice of probability. Picking the exact degree is harder than picking the direction. What the market says: At 36.5% implied probability, the market has not dismissed 35°C but has not endorsed it either. With resolution in under 48 hours and volume below $1 million, any updated weather model reading could move this price sharply. Key unknown: The China Meteorological Administration forecast for Chongqing on July 5 to 6 is the single data point that matters most. A model consensus landing squarely on 35°C would push YES higher. Any deviation above 36°C or below 34°C collapses the YES case. Frequently Asked QuestionsWhat does 36.5% probability mean for the 35°C outcome?It means traders assign a roughly one-in-three chance that Chongqing's official daily high on July 6 lands exactly at 35°C. Ten other temperature outcomes share the remaining probability.How does the NO contract pay out here?NO pays if Chongqing records any temperature other than 35°C as its July 6 high. That includes outcomes from 29°C or below all the way up to 39°C or higher.What data would move this market price before resolution?China Meteorological Administration or global weather model forecasts updated on July 5 are the primary catalyst. A model consensus shifting above 36°C or below 34°C would reprice YES sharply.When does this contract resolve?The contract resolves at 12:00 UTC on July 6, 2026, which falls in early evening local Chongqing time, after the daily temperature peak has already been recorded.Is the $2,603 volume enough to trust this price?No. Volume below $1 million signals a thin market. The 0.37 YES price can move sharply on a single large trade or a new weather forecast before July 6 closes.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 Locks on 35°C If the July 5 China Meteorological Administration forecast and global weather models converge on a Chongqing high of exactly 35°C, traders would pile into YES. A model run showing 34.5°C to 35.4°C with high confidence would push the YES price well above 0.37 within hours of the update. Heat Dome Pushes Outcome Above 36°C A strengthening high-pressure system over the Sichuan Basin is the most common bearish scenario for 35°C YES. Chongqing regularly exceeds 37°C during summer heat events. If forecasts shift toward 37°C or 38°C, volume migrates to higher-degree outcomes and the 35°C YES price collapses toward its floor. Cloud Cover Holds the High at 35°C Partial cloud cover or a weakening synoptic system could cap the daily high near 35°C. If afternoon convection limits solar heating without producing rain, the temperature ceiling lands in the 34°C to 35°C range. That scenario makes 35°C YES one of the more competitive single-degree targets. Unexpected Precipitation Event Changes Everything An unforecast thunderstorm complex moving through Chongqing on July 6 morning could drop the daily high below 33°C, sending volume into the 29°C or below and 30°C to 31°C buckets. This scenario is low probability but would render 35°C YES essentially worthless and pay NO by a wide margin. Key macro factor: Neutral to weak La Nina conditions in mid-2026 support continued strong summer heat across the Sichuan Basin, increasing the probability of daily highs in the upper 35°C to 38°C range for Chongqing. Market Timeline Jul 4, 4:02 AM Market Created Jul 4, 4:03 AM Market Opened Monday, Jul 6 Market Resolution Place paper trade No real money × Highest temperature in Chongqing on July 6? Outcome 36°C · 40% 37°C · 25% 35°C · 21% 34°C · 9% 38°C · 4% 39°C or higher · 1% 33°C · 1% 32°C · 0% 30°C · 0% 31°C · 0% 29°C or below · 0% YES $0.40 NO $0.61 Stake (USD) $100 $500 $1,000 $5,000 Pick a market to see how many shares you would hold. 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