Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Polymarket Legal in Canada) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 28°C | 100% |
| 24°C or below | 0% |
| 25°C | 0% |
| 26°C | 0% |
| 27°C | 0% |
| 29°C | 0% |
| 30°C | 0% |
| 31°C | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 34°C or higher | 0% |
Market context
On 24 July 2026, the highest temperature recorded at Paris-Le Bourget Airport Station will fall into one of several defined ranges. Historical data from Wunderground shows that July temperatures at this location typically peak between 24–28°C, though heat waves have driven readings above 30°C in recent decades. The 0% crowd probability suggests traders currently expect no outcome within the lowest temperature bracket, indicating consensus that conditions will remain within normal or above-normal summer ranges.
Paris experienced a peak of 42.6°C in June 2022 during an exceptional European heat event, and July 2019 saw sustained temperatures above 35°C across northern France. These precedents matter because they establish the upper bounds of plausibility; however, seasonal patterns and longer-term climate data indicate that mid-to-high 20s Celsius remain the statistical centre for late July. The settlement mechanism via Wunderground's historical records is straightforward and non-discretionary, removing ambiguity around measurement location or methodology.
Traders should monitor European weather forecasts from mid-July 2026 onwards, particularly output from Météo-France and the European Centre for Medium-Range Weather Forecasts (ECMWF). Anomalous atmospheric patterns—such as a sustained high-pressure system or Atlantic blocking—could shift outcomes toward higher ranges. The market's regulatory accessibility depends on jurisdiction: German traders face GlüStV restrictions on prediction markets, whilst US CFTC oversight applies to derivatives contracts with US persons. Most platforms offer no-KYC access up to approximately $1,500 per account, though this market's specific terms should be verified against the host's compliance framework.
Methodology
This overview of Highest temperature in Paris on July 24? 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. Is Polymarket Legal in Canada 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.
- What happens during a tax audit?
- You're responsible for documenting your trades. Is Polymarket Legal in Canada exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- 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), Is Polymarket Legal in Canada would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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