Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
82% | 18% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
82% | 18% | 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 |
|---|---|
| 9°C | 82% |
| 10°C | 17% |
| 11°C | 1% |
| 3°C or below | 0% |
| 4°C | 0% |
| 5°C | 0% |
| 6°C | 0% |
| 7°C | 0% |
| 8°C | 0% |
| 12°C | 0% |
| 13°C or higher | 0% |
Market context
Wellington’s temperature on 5 August will be set by how much the city can warm between the morning chill and the afternoon peak at Wellington Intl Airport. Early indications point to a cool August day rather than a mild outlier: current forecast pages for Wellington show temperatures around 10–13°C, with cloud, rain or showers, and brisk winds limiting daytime warmth.[2][6][7][17]
That context matters because Wellington’s August climate is usually steady rather than extreme. Long-run guides cluster the city’s average August high around 11–12°C, with several rainy days and frequent breeze, so a reading much above the low teens would be uncommon and would usually require clearer skies and lighter winds than forecasts typically suggest.[3][4][5][11][15] The 0% crowd-implied probability therefore fits the idea that this market is being priced as an unlikely upside temperature surprise, not a normal August outcome.[3][5][15]
For traders, the key catalysts are the same-day forecast updates and any changes in wind, cloud cover, or precipitation timing at Wellington Intl Airport. MetService has already described light snow in Wellington on 5 August, which would normally weigh against a late-day temperature spike, while the airport observation itself and any short-term forecast revisions closer to settlement will matter most because the market resolves to the day’s highest reading at that station.[12][19]
Methodology
Sports-specific comparison page for Highest temperature in Wellington on August 5?. 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 or Manifold.
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.
- 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.
- 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.
- 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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