Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Legal 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 |
|---|---|
| 88-89°F | 100% |
| 75°F or below | 0% |
| 76-77°F | 0% |
| 78-79°F | 0% |
| 80-81°F | 0% |
| 82-83°F | 0% |
| 84-85°F | 0% |
| 86-87°F | 0% |
| 90-91°F | 0% |
| 92-93°F | 0% |
| 94°F or higher | 0% |
Market context
The event is the **highest temperature recorded at LaGuardia Airport on 22 July 2026**, measured in Fahrenheit and then mapped to the market’s settlement range. In New York City, July is normally warm and humid, with typical highs around **30°C** and plenty of day-to-day variation, so the outcome depends more on the exact daily peak than on the broader monthly average.[1]
A reading in the high 70s or low 80s Fahrenheit sits close to the seasonal norm, while a move into the mid-80s or above usually needs stronger sunshine, lighter wind, and limited cloud cover. NBC New York’s 22 July broadcast described the day’s high as **84°F** and suggested only a slight shower risk, which is consistent with a fairly ordinary summer heat profile rather than an extreme spike.[2] Against that backdrop, a current **0% YES** crowd price implies the market is treating that exact outcome as either implausible under the available information or already effectively out of range for the settlement band.
For accessibility, a **no-KYC up to $1,500** regime generally means a trader can use the market with limited identity checks until cumulative activity crosses that threshold, after which verification is typically required; that lowers friction for smaller positions but does not remove jurisdictional controls. German **GlüStV** rules can still matter for access if a platform is considered to be offering gambling-like products into Germany, while the **US CFTC** can assert reach where a contract falls within its regulated derivatives perimeter, so the practical availability of a weather market can vary by user location and platform structure.
Methodology
This overview of Highest temperature in NYC 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
- Do I need to KYC for Polymarket Legal UK?
- 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.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Legal UK 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.
- What happens during a tax audit?
- You're responsible for documenting your trades. Polymarket Legal 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).
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