Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Germany Legal) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 32°C | 100% |
| 25°C or below | 0% |
| 26°C | 0% |
| 27°C | 0% |
| 28°C | 0% |
| 29°C | 0% |
| 30°C | 0% |
| 31°C | 0% |
| 33°C | 0% |
| 34°C | 0% |
| 35°C or higher | 0% |
Market context
On 14 August 2026, the highest temperature recorded at Beijing Capital International Airport Station will fall into one of several defined ranges measured in degrees Celsius. Weather Underground's Daily Observations table—not the Day High & Low summary—will serve as the authoritative source for settlement. This distinction matters: discrepancies between the two datasets occasionally arise due to timing of observations or data processing, and the platform has specified that the granular Daily Observations record takes precedence.
Beijing's August climate is characterised by hot, humid conditions with average highs around 29–31°C, though extremes regularly exceed 35°C during heat waves. Historical August records at the capital's airport station show peak temperatures ranging from 32°C to 40°C depending on synoptic patterns; the city experienced a 41.1°C reading in June 2022, demonstrating the region's capacity for intense heat. Current crowd probability sitting at 0% suggests either extreme confidence in a specific temperature band or insufficient liquidity to establish meaningful odds across all ranges. Comparable weather markets on prediction platforms typically see probability shifts only when seasonal forecasts or anomalous atmospheric conditions emerge weeks in advance.
Traders monitoring this market should track China Meteorological Administration forecasts released in early August 2026, particularly any alerts for heat waves or unusual pressure systems affecting North China. The settlement window closes at 12:00 UTC on 14 August, meaning real-time temperature data from the airport station becomes critical in the final hours. Under German GlüStV regulations, prediction markets on weather derivatives may fall outside gaming licensing if structured as financial instruments; US CFTC reach typically excludes non-leveraged weather outcome markets. No-KYC access up to $1,500 USD on many platforms makes this market accessible to casual traders without identity verification, though individual jurisdictions may impose additional restrictions on participation.
Methodology
This overview of Highest temperature in Beijing on August 14? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Polymarket Germany Legal has a different geo footprint.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Germany Legal stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
- Is there a withdrawal cap?
- No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
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