Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
51% | 49% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
51% | 49% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 34°C | 51% |
| 35°C | 39% |
| 36°C | 10% |
| 37°C | 1% |
| 38°C | 1% |
| 31°C or below | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 39°C | 0% |
| 40°C | 0% |
| 41°C or higher | 0% |
Market context
Chongqing faces another day of extreme summer heat as meteorologists monitor the Chongqing Jiangbei International Airport Station for its peak reading on 17 July 2026. The market currently assigns a 0% probability to any outcome implying a temperature below the typical July baseline, reflecting a consensus that the city will not escape its characteristic scorching conditions.
Historical data and regional patterns frame this near-zero probability as logical, given Chongqing’s reputation as one of China’s “Three Furnaces.” July temperatures in the city routinely range between 34°C and 40°C during the day, with night lows rarely dipping below 25°C[2]. The current frontrunner in the market is 34°C at 21%, closely followed by 33°C at 20%, suggesting traders expect the peak to sit at the lower end of the usual summer spectrum rather than below it[1].
Traders should watch real-time weather feeds from Wunderground, the designated resolution source, for hourly updates leading into the settlement window ending 12:00 UTC on 17 July. While no political debates or campaign disclosures influence this weather-specific market, sudden shifts in cloud cover or monsoon activity could alter the peak temperature. The market leans heavily on the established climatic catalyst of Chongqing’s persistent July heat, with no significant atmospheric anomalies reported to disrupt the forecast[2].
Methodology
This page tracks Highest temperature in Chongqing on July 17? 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 Election Predictions UK 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 Election Predictions UK route into the same order book at 0% fees.
- 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.
- 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.
Trade Highest temperature in Chongqing on July 17? on Election Predictions UK
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