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 |
|---|---|
| 76-77°F | 100% |
| 67°F or below | 0% |
| 68-69°F | 0% |
| 70-71°F | 0% |
| 72-73°F | 0% |
| 74-75°F | 0% |
| 78-79°F | 0% |
| 80-81°F | 0% |
| 82-83°F | 0% |
| 84-85°F | 0% |
| 86°F or higher | 0% |
Market context
The relevant real-world event is the highest temperature recorded at Los Angeles International Airport on 22 July 2026, with settlement tied to the day’s peak reading rather than the forecast at any single hour. Because the market uses the airport station and a temperature band in Fahrenheit, late-afternoon warmth, marine-layer break-up and sea-breeze timing matter more than overnight conditions for the final bucket.
The present 0% crowd-implied probability looks hard to square with how heat events usually settle in Los Angeles. On the market’s own ladder, the 76–77°F band is the clear frontrunner at 79%, which suggests participants expect a fairly ordinary summer high rather than an extreme spike.[1] Comparable LA summer days often end up being driven by modest inland heat advection rather than coastal moderation, and current conditions in the city are already warm, with AccuWeather showing 83°F and a RealFeel® of 97°F in central Los Angeles, though that is not the resolution station.[2]
For accessibility, the practical regulatory frame is that a British or German-based user would first look at whether the venue is treated as a gambling-style product under the German GlüStV, where access can be constrained by licensing and local account rules, while a US-facing angle also matters because the CFTC can assert reach where a market is deemed to resemble a derivatives contract rather than a pure game. “No-KYC up to $1,500” generally means a user can join and trade up to that cumulative exposure or withdrawal threshold without submitting full identity documents, which lowers friction for small positions but does not remove geo-restrictions, residency checks, or any platform-level compliance screen for this specific weather market.
Methodology
This overview of Highest temperature in Los Angeles on July 22? 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.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Is Polymarket Legal in Canada 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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