Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Mundial 2026 Grupos) Pick polygram.ink (preferred broker) |
92% | 8% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
92% | 8% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 12°C | 92% |
| 13°C | 9% |
| 6°C or below | 0% |
| 7°C | 0% |
| 8°C | 0% |
| 9°C | 0% |
| 10°C | 0% |
| 11°C | 0% |
| 14°C | 0% |
| 15°C | 0% |
| 16°C or higher | 0% |
Market context
Wellington’s highest temperature on 18 August is likely to be set by a cool, showery winter pattern rather than anything near seasonal warmth. MetService’s extended forecast for Wellington on Tuesday 18 August shows 10°C/7°C with showers easing in the afternoon and southerlies, which points to a low ceiling for the day’s maximum and makes a much higher outcome unlikely.[12]
That sits neatly with Wellington’s normal August profile, where daytime highs are typically around 11°C to 13°C and cold southerly outbreaks can keep temperatures below average.[5][6] The recent early-August snow and wintry spells across the capital also underline how quickly the local setup can turn cold, wet and gusty in winter, even away from the hills.[4][15] In that context, a market price of 0% on a top-end temperature band is consistent with a day that looks capped around the low teens rather than the mid-teens or above.
The key catalysts are the final local forecast updates and any shift in wind direction or rainfall timing before the settlement window closes at 12:00 UTC, because Wellington maxima often occur late morning or early afternoon. Traders should watch for any stronger-than-expected southerly surge, rain arriving earlier, or a brief clearing that could nudge the observed maximum up by a degree; otherwise, the main risk remains a subdued winter day close to the published forecast.[12][13]
Methodology
Football-specific comparison page for Pronóstico: Highest temperature in Wellington on August 18?. 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.
- 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.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- 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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