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Seoul Hit 32°C on July 14: Market Confirmed | Lines.com

Seoul Hit 32°C on July 14: Market Confirmed | Lines.com

Market called it correctly

Implied 100% at publication · Resolved YES · Brier score: 0.00

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SR Sofia Renard Climate & Science Analyst
Market Resolved
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Resolution Verdict
YES (CONFIRMED) Market Resolved

Market has ended. Final implied probability: 100%.

Resolved
Volume
$137.0K
$108.5K in 24h
Liquidity
$357.4K
Deep liquidity
Time Left
Ended
Resolves Jul 14
137K Vol. Ended
32°C $20K Vol.
100%
25°C or below $1K Vol.
0%
26°C $2K Vol.
0%
27°C $4K Vol.
0%
28°C $11K Vol.
0%
29°C $23K Vol.
0%

Seoul hit a high of 32 degrees Celsius on July 14, 2026, resolving the Polymarket temperature market for that date. The reading locked in at the noon window, confirming the 32 degrees Celsius outcome across a field of eleven possible buckets.

The market opened with 32 degrees Celsius priced at just 19% probability. Traders pushed that figure to 100% across a decisive 24-hour window on July 13, as forecast models converged on the outcome. Total volume reached $137,003, with $108,543 arriving in the final 24 hours alone. The market was wildly underpriced at open and ruthlessly corrected by close.

Seoul Recorded 32 Degrees Celsius at the July 14 Noon Window

The market resolved based on the highest temperature recorded in Seoul by 12:00 noon on July 14, 2026. Seoul logged 32 degrees Celsius, placing the result squarely in the middle of the eleven-bucket range that spanned 25 degrees Celsius-or-below up to 35 degrees Celsius-or-higher. Seoul’s typical July daytime high runs near 28 degrees Celsius, so the 32-degree reading sat four degrees above the historical average. Here’s what the measurements are telling us: this was a hot day, not an anomalous one, for a city that sees peak summer heat in mid-July.

Market prices moved sharply on July 13 as numerical weather prediction models tightened their spread. The 32-degree bucket climbed in three distinct jumps, gaining 15.5%, 40%, and 13.9% across that day. By the time the market closed on July 14, the 32-degree outcome carried 100% probability. The final convergence matched the resolution exactly.

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How the Market Priced a 32-Degree Seoul Day

The 32-degree Celsius bucket opened at 19% implied probability. That pricing meant traders collectively assigned only a one-in-five chance to this specific outcome at the start of the market. The data doesn’t care about the politics, and it doesn’t care about early-market skepticism either. Seoul hit 32 degrees Celsius, and the market finished 81 percentage points wide of its opening estimate before correcting to 100%.

Total volume of $137,003 signals moderate conviction for a single-day resolution market. Liquidity stood at $357,404, which provided enough depth for the price to move cleanly without distortion. The 79% of volume arriving in the final 24 hours reflects a classic late-convergence pattern: traders wait for short-range forecast models to sharpen before committing capital.

  • Resolution Outcome: 32 degrees Celsius confirmed at the July 14 noon window.
  • Article-Time Probability: 19% at market open for the 32-degree bucket.
  • Final Price at Close: 100% (fully resolved).
  • Total Volume: $137,003 across the market’s life.
  • Market Assessment: Underpriced YES. The 32-degree outcome resolved correctly after opening at a steep discount.

What a 32-Degree Afternoon Means for Seoul’s Summer Pattern

Seoul sits in a continental monsoon climate. July falls inside the Jangma season, the Korean summer monsoon, which typically keeps skies overcast and temperatures from spiking into extreme territory. A 32-degree noon reading on July 14 fits the pattern of warm, humid days that punctuate the monsoon window when cloud cover briefly thins. Seoul’s Korea Meteorological Administration tracks heat wave advisories at 33 degrees Celsius for consecutive days, so the July 14 reading stayed just below that threshold.

The market is pricing uncertainty, not science. A multi-bucket temperature market across an eleven-outcome range is a genuinely hard forecasting problem. Short-range models pin the daily high within one or two degrees at 24-hour lead times, but at longer ranges the spread covers four to six degrees. The early 19% price for 32 degrees made sense given that spread. The late convergence to 100% reflected models sharpening exactly as theory predicts.

  • Seoul’s Korea Meteorological Administration monitors daily heat wave thresholds starting at 33 degrees Celsius, meaning the July 14 reading did not trigger an advisory.
  • The Jangma monsoon typically peaks in mid-July, and its cloud interaction directly determines whether any given day cracks 30 degrees Celsius or stays below.
  • The 24-hour volume surge to $108,543 shows that traders in temperature markets effectively front-run resolution using the same short-range forecast tools that drive the outcome.
  • Multi-bucket daily temperature markets reward patience. Traders who waited for July 13 forecast model runs captured the sharpest price signal at the lowest information cost.

LINES RESOLUTION VERDICT

UNDERPRICED YES CONFIRMED

Seoul’s July 14 noon reading of 32 degrees Celsius resolved the market correctly, but the 19% opening price proved far too cheap given the outcome’s ultimate certainty.

What the market showed: The 32-degree bucket opened at 19% implied probability, surged through three large price jumps on July 13, and closed at 100%. The market corrected an 81-point mispricing in under 24 hours as forecast models converged on the confirmed result.

Frequently Asked Questions

The market resolved to the 32 degrees Celsius outcome at the noon window on July 14, 2026. Seoul's recorded high at that reading time matched the 32-degree bucket exactly.

No. The 32-degree bucket opened at only 19% probability. Traders dramatically underpriced the outcome initially, though the market corrected fully to 100% within the final 24 hours before resolution.

It signals moderate engagement for a single-day resolution market. The $108,543 traded in the final 24 hours shows traders concentrated activity once short-range forecasts narrowed the likely outcome.

Seoul's historical July average high runs near 28 degrees Celsius. A 32-degree reading sits above average but is within the normal range for peak summer heat during the Jangma monsoon window.

The 32-degree Celsius bucket started at 19% implied probability. Three large price jumps on July 13 drove it to near certainty, and it closed at 100% upon confirmed resolution on July 14.

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.

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.

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.

Market Resolved Outcome: YES
Final Price 100%
Settled Jul 14, 2026
Duration 2 days

Resolution Analysis

What Happened

Seoul recorded a high of 32 degrees Celsius at the July 14, 2026 noon measurement window, resolving the Polymarket daily temperature market. The reading fell four degrees above Seoul's historical July average of approximately 28 degrees Celsius. The 32-degree bucket was one of eleven possible outcomes in the market, spanning from 25°C-or-below to 35°C-or-higher.

Market Accuracy

The market opened the 32-degree Celsius bucket at just 19% implied probability, a significant underpricing of the eventual outcome. Traders corrected the gap entirely on July 13, driving the probability to near 100% through three large price moves totaling roughly 70 percentage points. The final price matched the resolution, but the early pricing reflected genuine multi-outcome uncertainty, not a market failure.

Key Turning Point

The decisive shift came on July 13 as short-range numerical weather prediction models sharpened their Seoul temperature forecast. Three separate price jumps of 15.5%, 40%, and 13.9% compressed the market within a single day. This late-convergence pattern is characteristic of weather resolution markets, where model accuracy improves sharply inside the 24-hour forecast window.

Forward Implications

Daily temperature markets in monsoon-climate cities carry inherently high bucket uncertainty beyond 48 hours. Traders who anchor to climatological averages alone will consistently misprice tail buckets like 32°C in a 28°C-average city. Future Seoul temperature markets during the Jangma season should expect wide probability distributions at open and rapid convergence in the final 24 hours before resolution.

Key macro factor: Seoul's mid-July Jangma monsoon season creates cloud-cover variability that widens the plausible daily high range by four to six degrees Celsius, making early probability assignments across eleven temperature buckets structurally uncertain.

Market Timeline

Jul 12, 2026, 5:02 AM
Market Created
Jul 12, 2026, 5:02 AM
Market Opened
Tuesday, Jul 14
Market Resolution

Market Comments

Probabilities shown are market-implied and not predictions or recommendations. This content is for informational purposes only.