Highest temperature in Taipei on August 2?

Platform comparison

Market context

Taipei Songshan Airport’s top reading on 2 August will be a simple heat call, with the market currently pricing **36°C** as the favourite at **37%** and **37°C** close behind at **36%**. That leaves **0% YES** in the crowd-implied read for the named line at the moment, which is unusual for a summer temperature market and suggests traders are still split on whether the day peaks just below or just above the most popular band.[1]

The historical setup argues against treating any single number as secure. August in Taipei is typically hot and humid, with published monthly averages around **33°C** for daytime highs and around **26°C** for lows, while broader climate sources still place August highs in the mid-30s Celsius rather than consistently above them.[2][3][12] In handicapper terms, **36°C is the favourite**, but it is not a dominant one; the market is effectively betting on a tight cluster around the mid-30s, so the value often sits in the adjacent band rather than the obvious leader. A contrarian angle is that airport readings can be held down by cloud, rain, or a delayed heating cycle even when the city feels oppressive.

What traders should watch is the midday and early-afternoon evolution at Songshan, because the market settles on the highest recorded temperature within the window and later revisions are only relevant until the following day’s first datapoint is published.[1] In practical terms, that means incoming Taipei forecasts, storm or shower timing, and any late-day clearing matter more than the morning print. If the afternoon warms cleanly under strong sun, the consensus can gravitate from 36°C towards 37°C; if cloud or convection interrupts heating, 35°C or 36°C stays live.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

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

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 Who Will Win. 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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Who Will Win 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.