Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Polymarket Legal in Canada) Pick polygram.ink (preferred broker) |
50% | 50% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
50% | 50% | 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 |
|---|---|
| 31°C | 50% |
| 32°C or higher | 29% |
| 30°C | 20% |
| 22°C or below | 0% |
| 23°C | 0% |
| 24°C | 0% |
| 25°C | 0% |
| 26°C | 0% |
| 27°C | 0% |
| 28°C | 0% |
| 29°C | 0% |
Market context
The underlying event is the **highest temperature recorded at Incheon International Airport Station on 24 July 2026**, which is the value that will determine the settlement range for this market. July is typically one of the hottest and most humid months in South Korea, with Seoul-area daytime highs commonly in the upper 20s°C and occasional mid-30s°C peaks, so a 0% yes-implied price is best read as a statement about uncertainty in the exact daily high, not about the season being cold[1][2][6].
Historical comparables suggest that the market should be treated as a narrow-weather outcome rather than a broad climate bet. Seoul’s July averages cluster around 25–30°C, but short heat spikes are common and rainfall often arrives in bursts, which can suppress intraday highs or, if skies clear, allow a fast rise later in the day[3][5][7]. On comparable late-July spells, Korean forecasts have shown daytime highs ranging from the high 20s to the high 30s nationwide, with the Seoul metropolitan area still subject to rain and tropical-night conditions[4].
For accessibility, the main frictions are regulatory rather than meteorological. If the venue or user is exposed to German residents, the Glücksspielstaatsvertrag (GlüStV) framework can make access materially less straightforward because authorised online gambling is tightly constrained, so availability may depend on platform classification and local compliance controls rather than the market’s weather logic. In the US, the CFTC’s reach matters because event contracts can fall within its scrutiny where they are offered to US persons, so regional blocking and geofencing are often relevant. “No-KYC up to $1,500” means a user may be able to enter and withdraw within that cumulative threshold without full identity verification, but it does not remove any location, sanctions, or platform-specific eligibility checks, and it can limit how large a position is practical in this market.
Methodology
This overview of Highest temperature in Seoul 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.
- Do I need to KYC for Is Polymarket Legal in Canada?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- 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.
- 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.
Trade Highest temperature in Seoul on July 24? on Is Polymarket Legal in Canada
Live order book, 0% fees, USDC settlement in seconds.
Open live market →