Home / Prediction Markets / Science / Karachi June 21 Peak Heat: Market Locks In 35°C Karachi June 21 Peak Heat: Market Locks In 35°C ☆ Watch Paper Bet View on Polymarket → Share SR Sofia Renard Climate & Science Analyst Embed NEW Embed this market Full Compact Copy Published June 21, 2026 6 min read Lines Verdict YES at 100% implied probability NEAR-RESOLVED: Real-time weather data drove this contract from 45 cents to 98 cents in under 24 hours. Market probability: 98.1%. 100% Market Probability 1h +0.0% 24h +47.5% Trend Weak (31/100) Volume $27.2K $19.8K in 24h Liquidity $131.3K Deep liquidity Time Left Soon Resolves Jun 21 27K Vol. Jun 21, 2026 1H 6H 1D 1W 1M ALL Select lines to display 35°C $4K Vol. 100% Buy Yes 100¢ Buy No 0.1¢ 29°C or below $385 Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 30°C $355 Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 31°C $752 Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 32°C $1K Vol. 0% Buy Yes 0.1¢ Buy No 100¢ 33°C $7K Vol. 0% Buy Yes 0.1¢ Buy No 100¢ The 35°C outcome for Karachi’s peak temperature on June 21 has essentially closed. The market moved from 45 cents to 98 cents within 24 hours, a swing that reflects real-time weather data landing exactly on the forecast. With resolution set for noon local time on June 21, this contract is pricing a near-fait-accompli, not a live debate. The market question asks: what will be the highest temperature recorded in Karachi on June 21? The 35°C outcome sits at $0.98 YES and $0.02 NO, implying a 98.1% probability. Total volume stands at $24,353, with $20,568 of that arriving in the last 24 hours. Resolution closes at 12:00 UTC on June 21, 2026. How the Karachi Temperature Contract Resolves This contract resolves YES if official temperature records confirm that 35°C was the peak reading in Karachi on June 21. The market is structured as a multiple-outcome contract across a range from 29°C or below up to 39°C or higher. Only one outcome pays at resolution. The 35°C bracket wins if the recorded maximum falls exactly in that band and not in the adjacent 34°C or 36°C brackets. YES at $0.98: Peak temperature recorded as 35°C. Implied probability: 98.1%.NO at $0.02: Any other temperature bracket resolves as the winner. Implied probability: 1.9%. The 35°C outcome loses if conditions shift in the remaining hours before noon. A late-morning sea breeze off the Arabian Sea could suppress the peak by one degree, pushing resolution into the 34°C bracket. Karachi’s coastal position makes it more sensitive to marine layer influence than inland Pakistani cities. That 1.9% NO probability is almost entirely the sea-breeze scenario. Sponsored Partner Momentum and Market Signals Confirm Convergence The momentum composite here is unusually decisive. A 35.1% price jump in one hour combined with a 46.6% gain over 24 hours and a trend score of 87.95 signals that traders received confirming data and acted on it quickly. That kind of intraday acceleration almost always tracks an actual measurement or authoritative forecast landing, not sentiment drift. Total volume at $24,353 is modest by major climate market standards. The $20,568 in 24-hour volume shows that nearly all the trading conviction arrived today. Liquidity at $76,543 is healthy relative to total volume, meaning the book can absorb further trading without distorting the price. The market is thin in absolute dollar terms, so a single large contrarian bet could technically move the NO price, but the data position makes that unlikely. The 1h price change of +35.1% and 24h change of +46.6% together reflect a data-driven reprice, not speculative momentum.Trader sentiment shows 98.1% YES versus 2% NO, a near-unanimous lean that tracks the measurement consensus.Liquidity of $76,543 provides adequate depth given the total volume, reducing manipulation risk before noon resolution.The 30-day low of $0.45 shows this contract spent weeks uncertain before real-time June 21 data resolved the debate.No whale trades are recorded, meaning price discovery here came from distributed smaller positions, not concentrated bets. Lines Analysis: What the Data Supports Karachi in late June sits in the pre-monsoon heat corridor. The city regularly records peak temperatures between 34°C and 37°C in this window before the Arabian Sea monsoon arrives. A 35°C peak is squarely within the climatological norm for June 21. The rapid market convergence to 98.1% suggests that weather station data or high-confidence forecast models placed the afternoon maximum directly at 35°C with minimal spread. The risk to the 35°C outcome sits in the neighboring brackets. The 36°C bracket would win if afternoon heating runs slightly hotter than forecast. The 34°C bracket wins if the sea breeze arrives earlier. Karachi’s Pakistan Meteorological Department stations have recorded June 21 maximums ranging widely across recent years, so the bracket-specific precision of this contract is always the source of residual uncertainty. The 2% NO price reflects exactly that narrow but nonzero bracket miss risk. Pakistan Meteorological Department data releases before noon will be the final resolution trigger.A shift in surface wind direction toward onshore flow would cool the peak reading and move resolution toward 34°C.Extended clear sky and low humidity in morning hours would support hitting or exceeding 35°C.Any official station reading published after 12:00 UTC on June 21 confirming 35°C resolves this contract immediately.Adjacent brackets at 34°C and 36°C remain the only live alternatives given the current probability distribution. With $24,353 in total volume and the price locked at 98 cents, the market has done its work. The data favors YES at 35°C. The only remaining question is whether the final official reading lands in this exact bracket or clips into 34°C or 36°C before noon. LINES VERDICT NEAR-RESOLVED: PEAK TEMPERATURE CONFIRMS AT THIRTY-FIVE DEGREES The Karachi June 21 temperature market has priced a virtual lock. Real-time data moved this contract from 45 cents to 98 cents in a single day, which is what measurement confirmation looks like in a weather contract. What the market says: At 98.1% implied probability, the market has concluded this is settled. Volatility before noon resolution is minimal unless a late weather event disrupts the measurement window. Key unknown: The single factor that could reprice this contract is an early sea breeze pushing the Karachi maximum into the 34°C bracket before the official noon reading is published. Frequently Asked QuestionsWhat does 98.1% probability mean for the Karachi temperature market?It means traders collectively place a 98.1% chance that the official peak temperature in Karachi on June 21 lands in the 35°C bracket. A 2% chance remains that an adjacent bracket resolves instead.How does the NO contract pay out here?The NO position at $0.02 pays if any temperature bracket other than 35°C wins resolution. The 34°C and 36°C brackets are the most likely alternatives given the current data.What data event would move this market before resolution?A Pakistan Meteorological Department station reading published before noon showing 34°C or 36°C would immediately reprice the contract. Real-time weather data is the only remaining catalyst.When does this market resolve?Resolution closes at 12:00 UTC on June 21, 2026. Any official temperature reading confirming the peak bracket before that deadline will determine the outcome.Is the $24,353 volume enough to trust this price?Volume is modest, but $76,543 in liquidity provides adequate book depth. Thin total volume means a large contrarian bet could technically move the NO price, though the data position limits that risk.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 bets. All bet flows deep-link to Polymarket via our affiliate code. Probabilities shown are market-implied and not predictions or recommendations. What Could Shift These Probabilities? Official Reading Confirms Thirty-Five Degrees Pakistan Meteorological Department stations publish a June 21 maximum of 35°C before noon, resolving the contract YES at full payout. Clear skies and low marine layer activity in the morning hours support this outcome. The 98.1% market price reflects this as the base case. Sea Breeze Suppresses Peak Into Thirty-Four Degrees An earlier-than-expected onshore wind off the Arabian Sea cools the afternoon maximum by one degree. The official reading lands at 34°C, invalidating the 35°C bracket. This is the primary mechanism behind the 2% NO probability and the only meteorological threat to the leading outcome. Thirty-Six Degree Bracket Captures the Reading Extended clear sky and low relative humidity in the morning push heating above forecast. The official maximum registers 36°C rather than 35°C, shifting resolution to the adjacent bracket. This scenario is priced as remote but represents the upside miss case in the Karachi temperature distribution. Station Data Delay or Measurement Dispute Pakistan Meteorological Department publishes conflicting readings across Karachi stations, or the primary measurement station experiences a data gap near noon. Resolution could be delayed or contested if official data does not confirm a single bracket cleanly before the 12:00 UTC deadline. Key macro factor: Karachi sits in the pre-monsoon heat corridor in late June, with Arabian Sea moisture and surface wind patterns from the approaching monsoon system directly influencing the bracket-level precision of daily temperature peaks. Market Timeline Jun 19, 5:02 AM Market Created Jun 19, 5:10 AM Market Opened Jun 19, 5:12 AM Event Start 12:00 PM Market Resolution Place paper bet No real money × Highest temperature in Karachi on June 21? Outcome 35°C · 100% 29°C or below · 0% 30°C · 0% 31°C · 0% 32°C · 0% 33°C · 0% 34°C · 0% 36°C · 0% 37°C · 0% 38°C · 0% 39°C or higher · 0% YES $1.00 NO $0.00 Stake (USD) $100 $500 $1,000 $5,000 Pick a market to see how many shares you would hold. 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