Highest temperature in Taipei on July 12?

Platform comparison

Market context

Taipei is experiencing overcast conditions with heavy rain forecast for Sunday 12 July, suppressing the likelihood of extreme heat at the Songshan Airport station. Current readings show an ambient temperature of 27°C with a heat index of 31°C, while precipitation totals are expected to reach 95 mm by evening [4][10]. This immediate weather pattern directly contradicts the conditions required for the market to resolve as YES, explaining the crowd-implied probability of 0%.

Historical data confirms July is Taipei’s hottest month, with an average high of 92°F (33.3°C) at Songshan Airport, yet extreme peaks typically require clear skies and high solar radiation [2]. Comparable cases from recent years show that when heavy rain and cloud cover dominate, as they do today, maximum temperatures rarely exceed 30°C, often staying near 25–28°C [1][7]. The current 0% probability aligns with this meteorological precedent, as the settlement window closes before any potential afternoon heat spike could occur under such saturated conditions.

Traders should monitor the Central Weather Administration’s hourly updates for any sudden shift in cloud cover or rain intensity, though the 95 mm precipitation forecast makes a dramatic temperature rise improbable [8]. The primary catalyst remains the persistence of the overcast system, which blocks shortwave solar energy and maintains high humidity, preventing the surface heating necessary to breach higher temperature ranges [1]. No scheduled debates or political declarations influence this weather outcome; the market leans entirely on the real-time atmospheric dependency of rain persistence through the 12:00 UTC settlement deadline.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page tracks Highest temperature in Taipei on July 12? across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. For users geo-blocked from Polymarket directly, brokers like Trump Prediction provide a 0%-fee route into the same order book.

Resolution & payout

Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.

Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.

FAQ

How accurate are political prediction markets?

Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.

Can prediction markets influence election outcomes?

Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.

Which platform has the deepest political liquidity?

Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.

Why do Polymarket and Kalshi differ on elections?

Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.

Which political events have the biggest volume?

US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.