Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| 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 weather on 1 August is usually hot, humid and volatile, so the relevant question is whether the city reaches the mid-30s Celsius rather than whether it stays near a mild August average. Historical guides put Taipei’s early-August high around 32–35°C, with daytime spikes to 36–37°C common in strong summer heat and occasional higher extremes when the atmosphere stays settled[2][4][11][19]. That makes a market sitting at 0% for the current top outcome look heavily anchored to a very specific threshold, not to an expectation of cool weather.
The best historical frame is that Taipei often clears 33°C in August, but exact daily highs are sensitive to cloud cover, afternoon thunderstorms and, less often, tropical systems passing near northern Taiwan[2][11][17]. Record-style readings in the low-to-mid 30s are therefore normal enough that traders should treat each degree as meaningful; a 35°C outcome is not exceptional, while 37°C generally needs stronger, clearer heat build-up[3][10][15]. Current crowd pricing on Polymarket has 36°C as the leading bucket, with 37°C the next most likely, which implies the market is leaning on a hot-but-not-extreme reading[3].
For the final move, the key catalyst is the live forecast path from Taiwan’s Central Weather Administration and any late update on tropical activity, since either can change cloud cover and rainfall sharply over a single day. The market description also makes clear that resolution depends on the highest temperature recorded at Taipei Songshan Airport on Wunderground, so midday heating, not just the morning forecast, matters[3]. Traders should watch the next few hours for any revised guidance on showers or convective cloud that could cap the daily maximum below the hotter bands.
Methodology
This page tracks Highest temperature in Taipei on August 1? 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
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
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.
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- 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.
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