Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 36°C | 100% |
| 29°C or below | 0% |
| 30°C | 0% |
| 31°C | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 35°C | 0% |
| 37°C | 0% |
| 38°C | 0% |
| 39°C or higher | 0% |
Market context
Taipei’s hottest reading for 1 August will come from the Songshan Airport station, and the market is really about whether the day’s peak lands in the mid-30s Celsius or a touch above it. The current crowd pricing of **0% YES** looks hard to square with the live market layout: Polymarket is presently concentrating on **36°C** and **37°C**, with **36°C** quoted as the leading outcome at **51%** and **37°C** at **32%**.[3] That is broadly consistent with seasonal guidance showing Taipei August highs around **34–36°C**, with late-summer humidity and urban heat often pushing readings into the upper 30s on hotter days.[1][2][11]
The historical frame also favours a warmer distribution rather than an outlier cool day. August is typically Taipei’s hottest period, and comparable climate guides put the city’s average August high at roughly **32–34°C**, while travel and weather references note that daily highs around **33–35°C** are routine and that the city can spike higher in extreme years.[2][10][14][17] One weather reference records a Taipei August high of **38°C** in 2017, which shows the upside tail is real even if it is not the base case.[10] In that context, a market priced at zero for any positive-resolution temperature looks detached from the climatological norm and from the existing crowd consensus on the exact range.[1][3][19]
Traders should watch the short-range Taipei forecast, any typhoon-related changes, and whether the day’s heat peaks before or after the official resolution window closes at **12:00 UTC**. AccuWeather’s August forecast for Taipei City is currently running **86–92°F** daily highs, which keeps the likely outcome centred around the mid-30s Celsius rather than a low-30s break.[1] The key dependency is whether incoming cloud cover or rain suppresses the afternoon maximum; August in Taiwan is often hot, wet, and storm-prone, so a late shift in convection can move the top reading by a degree or two.[2][11][17]
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets UK, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Highest temperature in Taipei on August 1? on Best Prediction Markets UK
Live order book, 0% fees, USDC settlement in seconds.
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