Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Champions League Prediction) Pick polygram.ink (preferred broker) |
77% | 23% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
77% | 23% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 28°C | 77% |
| 29°C | 19% |
| 30°C or higher | 6% |
| 20°C or below | 0% |
| 21°C | 0% |
| 22°C | 0% |
| 23°C | 0% |
| 24°C | 0% |
| 25°C | 0% |
| 26°C | 0% |
| 27°C | 0% |
Market context
Seoul is currently experiencing extreme heat as early July temperatures have surged to record levels, with the city hitting 37.8°C on 8 July, the highest ever recorded during the first ten days of the month since records began[1]. This historical benchmark provides the critical context for interpreting the current 0% probability assigned to the market, as it suggests the settlement temperature will likely fall within a range that excludes this specific peak or that the market is pricing in a different resolution range entirely. The average high for July in Seoul typically sits around 35°C (86°F), but humidity often pushes the felt temperature over 34°C (93°F), making the 37.8°C reading an exceptional outlier rather than a standard expectation[4].
Traders must monitor the immediate short-range forecast from the Korea Meteorological Administration, which currently indicates rain with a 60% probability of precipitation and a felt temperature of 29°C, a significant drop from the recent peak[6]. The onset of the monsoon season (Jangma), which typically lasts from late June to mid-July, is the primary catalyst that could suppress temperatures below the record high, as heavy rainfall is concentrated in central inland cities like Seoul during this period[4]. Any announcement regarding the timing of the monsoon's retreat or sudden shifts in weather patterns before the settlement window closes on 8 July 2026 will be the decisive factor in whether the temperature reaches the range containing the 37.8°C record or remains within the more typical seasonal band[4].
Methodology
Football-specific comparison page for Highest temperature in Seoul on July 8?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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