Highest temperature in Taipei on July 23?

Platform comparison

Market context

Taipei’s peak temperature for 23 July will be settled by the highest reading at Songshan Airport, and the market is leaning hard to a **34°C** outcome, with a quoted 84% chance versus 19% for **35°C**.[1] On that basis, the favourite is clearly the low-to-mid 30s band, while the underdog case is a hotter-than-consensus afternoon that pushes the day’s high up by another degree or more.[1]

For context, this sort of market usually trades as a question of whether cloud cover, humidity, and any late-day shower activity cap the maximum before the urban heat builds fully. AccuWeather’s near-term Taipei forecast calls for *partly sunny and humid* conditions with the possibility of a passing shower in the afternoon, and the city was already around 78°F early on, which is consistent with a warm baseline but not automatically a breakout heat spike.[2][3] In handicapper terms, the consensus sits with a modestly warm day rather than an extreme one, and the value angle is usually the contrarian higher-temperature bucket if clearing skies persist longer than expected.

The key catalysts are the actual afternoon weather evolution around the airport observation point, plus any short-lived showers or cloud bursts that suppress the daily high before 12:00 UTC settlement.[2][3] Since the resolution source is Wunderground’s daily history for Taipei Songshan Airport Station, the practical dependency is the station’s own recorded maximum rather than a citywide average, so traders should watch for last-minute convection or sea-breeze effects that can change the final printed high by one degree.[1]

Sources: 1 · 2 · 3

Methodology

This page reviews Highest temperature in Taipei on July 23? 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 Who Will Win, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

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.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

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.

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.