Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
99% | 1% | 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 |
|---|---|
| 14°C | 99% |
| 15°C | 1% |
| 8°C or below | 0% |
| 9°C | 0% |
| 10°C | 0% |
| 11°C | 0% |
| 12°C | 0% |
| 13°C | 0% |
| 16°C | 0% |
| 17°C | 0% |
| 18°C or higher | 0% |
Market context
Wellington’s weather on 24 July will settle against the highest reading at Wellington Airport, so the key question is not the morning temperature but whether the day manages any brief warm-up around the daily maximum. BBC Weather had Wellington at 10°C, northerly, with high humidity and steady pressure at 4am UTC, which is consistent with a cool winter start and gives context for why the crowd-implied probability of 0% YES is so low.[1] In practical terms, markets tied to daily maximum temperatures in Wellington usually need a clear departure from typical July conditions before pricing moves materially, and there is no sign in the current snapshot of an imminent heat spike.[1]
Against that backdrop, the present price looks well below a neutral forecast rather than far from it, because the settlement is based on the single highest airport reading through the local day, not the average temperature.[1] The more useful comparison is with any daytime easterly or northerly edge that could briefly lift the airport above the morning level; absent that, the contract tends to track the winter baseline and stay in the lower bands of the range. With only the live weather snapshot available here, there is no strong evidence of a divergence between sportsbooks, prediction-market pricing, and analyst-style consensus beyond the market’s hard 0% stance versus an ordinary weather expectation anchored near 10°C.[1]
The main catalysts are the airport’s actual intraday observations and any forecast update that changes the expected midday maximum, especially shifts in wind direction, cloud cover, or a drier airmass over Wellington Airport. Because the market resolves from Wunderground’s daily history page for Wellington Intl Airport Station, traders should focus on the reported day-high rather than city forecasts alone, and watch for any later update that signals a warmer peak than the early-morning reading.[1] If a local forecast source or aviation weather update starts pointing to a clearer, less maritime afternoon, that would matter more than generic city-wide conditions.
Sources: 1
Methodology
This page reviews Highest temperature in Wellington on July 24? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Best Prediction Markets, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
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