Home / Prediction Markets / Science / Tel Aviv Peak Heat on July 19: Will It Hit 35°C? Tel Aviv Peak Heat on July 19: Will It Hit 35°C? ☆ Watch Paper Trade View on Polymarket → Share SR Sofia Renard Climate & Science Analyst Embed NEW Embed this market Full Compact Copy Published July 18, 2026 6 min read Lines Verdict NO at 60% implied probability NARROW FAVORITE UNDER PRESSURE: The 35°C outcome is the most probable single value but faces real competition from warmer outcomes as forecast uncertainty runs high. Market probability: 54%. 40% Market Probability 1h +0.0% 24h -6.5% Trend Weak (42/100) Volume $67.6K $26.6K in 24h Liquidity $25.4K Moderate depth Time Left 21 hours Resolves Jul 19 68K Vol. Jul 19, 2026 1H 6H 1D 1W 1M ALL Select lines to display 36°C $6K Vol. 40% Yes 40¢ No 60¢ 35°C $28K Vol. 39% Yes 38.5¢ No 61.5¢ 37°C $4K Vol. 9% Yes 9.4¢ No 90.6¢ 34°C $11K Vol. 9% Yes 8.5¢ No 91.5¢ 33°C $5K Vol. 2% Yes 2.5¢ No 97.6¢ 38°C $4K Vol. 2% Yes 2¢ No 98¢ Tel Aviv is heading into July 19 with a market split almost down the middle. The 35°C outcome sits at 54% implied probability, but a six percent price drop in the last 24 hours signals that traders are rethinking their conviction. Here’s what the measurements are telling us: late July heat in Tel Aviv is reliably intense, but pinning a single daily maximum to one degree is genuinely hard. The market is pricing uncertainty, not science. The market question asks: what will the highest temperature in Tel Aviv be on July 19? The 35°C outcome is priced at $0.54 YES and $0.46 NO, resolving at 2026-07-19 12:00:00. Total volume stands at $58,298, with $52,744 moving in the last 24 hours alone. That burst of recent activity tells you traders are actively repositioning, not holding steady. How the 35°C Contract Works This market resolves YES if Tel Aviv’s official recorded daily high on July 19 lands exactly at 35°C. It resolves NO if the peak temperature falls on any other value, whether that’s 34°C, 36°C, or anything across the eleven listed outcomes. The resolution source is market resolution, which typically draws from official meteorological station data for Tel Aviv. YES ($0.54, 54% implied): The daily maximum on July 19 records exactly 35°C at the reference station.NO ($0.46, 46% implied): The daily maximum lands at any other temperature, from 32°C or below up to 42°C or higher. The NO case is structurally broad. Eleven outcomes compete against this single 35°C target. A reading of 36°C, which is entirely plausible in late July Tel Aviv, pays NO just as cleanly as a reading of 28°C. Temperature forecasts for this region carry plus-or-minus two degree uncertainty at 48 hours. That range alone covers multiple competing outcomes simultaneously. Sponsored Partner Momentum and Market Signals The composite momentum signal is bearish. A negative 0.5% move in the last hour, a negative 6% swing over 24 hours, and a trend score of 40.49 all point in the same direction: traders who bought 35°C earlier are trimming exposure. The likely driver is incoming forecast data for July 19 pointing toward temperatures outside the 35°C band, possibly trending slightly warmer toward 36°C or 37°C as heat builds through mid-July. Total volume at $58,298 is modest. The $52,744 that moved in just 24 hours means most of the market’s lifetime activity happened in one trading session. Liquidity sits at $63,811, which is healthy relative to volume, but the overall pool is thin enough that a single large position can shift the price by several percentage points. If new forecast data arrives before resolution, expect sharp moves. The 1h and 24h price decline together confirm sellers have the short-term edge on this contract.$52,744 in 24h volume against $58,298 total means this market came alive very recently, likely on the back of updated weather model runs.Liquidity of $63,811 keeps spreads manageable, but thin total volume means this price is sensitive to new information.The trend score of 40.49 sits below neutral, reinforcing the bearish momentum read.Related markets like the Hong Kong July 17 temperature contract show strong positive correlation, suggesting traders are using regional heat patterns to reprice multiple city markets simultaneously. Lines Analysis: Tel Aviv July 19 Heat The data doesn’t care about the politics. Tel Aviv in late July averages daily highs in the 32°C to 35°C range, with heat spikes toward 37°C to 39°C during inland wind events known locally as sharav conditions. The 35°C contract benefits from sitting near the climatological center of the distribution. It is the single most likely individual outcome, which is why it commands a 54% price against ten alternatives. What makes NO real here is the width of the competing field. The 36°C outcome and the 37°C outcome both carry meaningful probability when a heat pulse is moving through the Eastern Mediterranean. If weather models are currently trending warmer for July 19, traders rotating out of 35°C are likely rotating into 36°C or 37°C contracts. The six percent 24-hour drop on the 35°C market is consistent with that pattern. Israel Meteorological Service forecast updates for July 18 to 19 are the single most important data input before resolution. Any shift toward 36°C or higher reprices this contract sharply lower.Sharav wind conditions, hot dry air from inland desert regions, can push Tel Aviv highs two to four degrees above seasonal norms. Confirmation of sharav onset would pressure the 35°C outcome downward.The Hong Kong temperature correlation suggests traders are tracking a broader Northern Hemisphere heat dome pattern. If that dome intensifies, higher-temperature outcomes across multiple city markets gain probability simultaneously.Overnight low temperatures on July 18 to 19 serve as a leading indicator. A warm overnight minimum above 27°C typically precedes a daytime high above 35°C in Tel Aviv’s coastal microclimate. Total volume of $58,298 is not a deep market. The data currently favors the 35°C outcome as the most probable single value, but the bearish momentum over 24 hours reflects genuine forecast uncertainty. The NO side, spread across ten alternative outcomes, collectively holds 46% of the probability and that collective weight matters when temperature models are uncertain to two degrees. LINES VERDICT Narrow Favorite Under Pressure The 35°C outcome is the most probable single temperature for Tel Aviv on July 19, but the 24-hour price retreat signals that newer forecast data is shifting trader expectations toward slightly warmer outcomes in the 36°C to 37°C range. What the market says: At 54% implied probability, the market sees 35°C as the most likely outcome but far from a lock. Volume is thin enough that this price can move three to five percentage points on a single updated forecast run before resolution tomorrow. Key unknown: The Israel Meteorological Service’s updated forecast for July 19, particularly any confirmation or denial of sharav wind conditions, is the single data point most likely to reprice this contract before the 12:00 resolution deadline. Frequently Asked QuestionsWhat does 54% probability mean for the 35°C outcome?It means the market currently prices a 54% chance that Tel Aviv's official daily high on July 19 lands exactly at 35°C. Ten other temperature outcomes share the remaining 46%.How does the NO contract pay out here?NO pays if the recorded daily maximum is anything other than 35°C, including 34°C, 36°C, or any of the nine other listed outcomes. The NO side benefits from a wide range of alternative results.What data would move this market's price before resolution?An updated Israel Meteorological Service forecast showing July 19 highs trending toward 36°C or above would push the 35°C contract lower. Confirmation of sharav wind conditions would have the same effect.When does this market resolve?The market resolves on July 19, 2026 at 12:00:00, based on the official recorded daily maximum temperature for Tel Aviv from the designated meteorological reference station.Is the volume reliable enough to trust this price?Total volume is $58,298, which is thin. Over $52,744 moved in just 24 hours. Thin volume means a single large position can shift the price several percentage points on new forecast data.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? Sea Breeze Caps the Heat A persistent Mediterranean sea breeze moderates Tel Aviv's coastal temperatures on July 19, holding the daily maximum near 35°C. Updated forecasts confirm mild onshore flow, traders rotate back into the 35°C contract, and the price recovers toward 60% or higher before the noon resolution deadline. Warmer Forecast Reprices the Market The Israel Meteorological Service's July 18 evening forecast update shifts the expected high toward 36°C or 37°C. Traders who bought 35°C continue selling, pushing the contract below 45%. The 36°C and 37°C outcome markets absorb that capital as the heat dome strengthens over the Eastern Mediterranean. Forecast Models Converge on 35°C Multiple independent forecast models, including European and American runs, align on a 35°C peak for Tel Aviv's coastal stations. Overnight temperatures on July 18 to 19 hold near 27°C, consistent with a 35°C daytime maximum. The market stabilizes and the 35°C contract reclaims its early-week pricing near 55% to 58%. Sharav Spike Pushes Above 38°C An unexpected inland sharav wind event accelerates overnight, driving Tel Aviv's July 19 high above 38°C. The 35°C contract collapses to near zero. The 38°C, 39°C, and 40°C outcome markets reprice sharply upward. All lower-temperature contracts, including 35°C, 36°C, and 37°C, lose most of their value simultaneously. Key macro factor: A strengthening Northern Hemisphere heat dome over the Eastern Mediterranean in mid-July 2026 is the primary regional driver, with sharav wind frequency serving as the key local variable for Tel Aviv daily temperature extremes. Market Timeline Jul 17, 5:02 AM Market Created Jul 17, 5:03 AM Market Opened 12:00 PM Market Resolution Place paper trade No real money × Highest temperature in Tel Aviv on July 19? Outcome 36°C · 40% 35°C · 39% 37°C · 9% 34°C · 9% 33°C · 2% 38°C · 2% 32°C or below · 1% 39°C · 0% 40°C · 0% 41°C · 0% 42°C or higher · 0% YES $0.40 NO $0.60 Stake (USD) $100 $500 $1,000 $5,000 Pick a market to see how many shares you would hold. 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