Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| 98-99°F | 100% |
| 89°F or below | 0% |
| 90-91°F | 0% |
| 92-93°F | 0% |
| 94-95°F | 0% |
| 96-97°F | 0% |
| 100-101°F | 0% |
| 102-103°F | 0% |
| 104-105°F | 0% |
| 106-107°F | 0% |
| 108°F or higher | 0% |
Market context
The underlying event is the peak heat recorded at Dallas Love Field on 12 July 2026, a date when July forecasts typically project highs between 96°F and 102°F for the region. Current crowd-implied probability sits at 0% for the YES outcome, suggesting the market expects the temperature to fall outside the specific range offered, despite historical July averages in Dallas often exceeding 95°F.
Historical data from comparable July dates in Dallas shows daily highs consistently landing in the 90s, with recent models for July 2026 indicating a range of 96°F to 102°F, making a 0% probability for a lower range statistically unusual unless the specific range is set very high. Traders should monitor the National Weather Service updates for Dallas Love Field and the official Wunderground daily history, as these are the definitive resolution sources, while noting that German GlüStV regulations may restrict access for EU users and US CFTC reach could impact contract legality for American participants.
The 'no-KYC up to $1,500' threshold significantly enhances accessibility for this weather market, allowing traders to bypass identity verification for smaller positions, though this does not exempt the platform from broader regulatory scrutiny under GlüStV or CFTC oversight. Key catalysts include any sudden shifts in the July 2026 forecast from AccuWeather or National Weather Service, as deviations from the expected 96°F–102°F band could alter settlement outcomes, while regulatory announcements regarding prediction market compliance remain a critical dependency for market continuity.
Methodology
This overview of Highest temperature in Dallas on July 12? 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 Tax UK has a different geo footprint.
- What happens during a tax audit?
- You're responsible for documenting your trades. Polymarket Tax UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- 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).
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Polymarket Tax UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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