Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Mundial 2026 Grupos) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| 13°C | 100% |
| 7°C or below | 0% |
| 8°C | 0% |
| 9°C | 0% |
| 10°C | 0% |
| 11°C | 0% |
| 12°C | 0% |
| 14°C | 0% |
| 15°C | 0% |
| 16°C | 0% |
| 17°C or higher | 0% |
Market context
Wellington International Airport is forecast to stay cool on 8 August, with AccuWeather showing a high of 57°F, roughly 14°C, and cloudy, breezy conditions with rain possible later in the day.[2][4] That sits close to the city’s August norm: long-term averages cluster around 12–12.5°C, with daily highs commonly in the mid-teens Celsius and only limited upside beyond that range.[1][10][16]
That context explains why the market’s 0% YES pricing is hard to reconcile with the current setup. If the weather follows the present forecast, the day’s peak should land in the low-to-mid teens Celsius, which would still be resolved against the market’s temperature banding rules rather than the broader “high/low” summary.[2][11] Traders should watch for any late-morning warm-up, because the settlement is tied to the highest value in Weather Underground’s Daily Observations table for Wellington Intl Airport Station, not the summary headline.[11]
The main catalysts are any forecast revisions from the airport-station sources and the actual observation trace during the local daytime window. AccuWeather’s intraday outlook currently keeps temperatures steady rather than sharply rising, with cloud, breeze and only a modest precipitation chance, while other forecast services also point to a damp, cool day rather than an unusual warm spike.[2][3][4] A materially warmer reading would likely need clearer skies or stronger northerly mixing than currently indicated.[2][11]
Methodology
Football-specific comparison page for Pronóstico: Highest temperature in Wellington on August 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.
- 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.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
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