Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legit) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 82-83°F | 100% |
| 77°F or below | 0% |
| 78-79°F | 0% |
| 80-81°F | 0% |
| 84-85°F | 0% |
| 86-87°F | 0% |
| 88-89°F | 0% |
| 90-91°F | 0% |
| 92-93°F | 0% |
| 94-95°F | 0% |
| 96°F or higher | 0% |
Market context
The key real-world event is the hottest reading at LaGuardia Airport on 26 July 2026, measured during the day rather than at a specific fixed hour. In practical terms, this market is about whether New York City’s main airport station prints a mid- to high-80s Fahrenheit maximum, with the current crowd price of 0% YES suggesting the market is effectively inactive or unresolved rather than saying the weather outcome is impossible.
For context, summer temperature markets in New York tend to move around forecast-model updates, cloud cover, wind off the Atlantic, and any heat-dome pattern affecting the eastern seaboard. Wego’s NYC heat guidance describes 11am to 4pm as the usual peak heat window and notes that heat can intensify quickly in the city, which is the kind of setup that often matters for a daily maximum-temperature contract.[2] The current reference price can be read against Polymarket-style comparable contracts, where the listed outcomes for this same event show 84–85°F and 82–83°F as the leading bands, implying the crowd has recently expected a moderate summer high rather than an extreme spike.[1]
From a market-access perspective, the regulatory backdrop matters as much as the weather. German participants face GlüStV-related gambling restrictions that can limit access to prediction markets unless the operator is properly authorised for Germany, while US users sit in the shadow of CFTC jurisdiction because weather derivatives and event contracts can attract commodities-law scrutiny depending on venue structure. A “no-KYC up to $1,500” rule usually means a trader can transact without full identity verification until cumulative activity crosses that threshold, which can make the market easier to access for small positions but does not remove geo-blocking, tax reporting, or venue-specific compliance checks.
Methodology
This overview of Highest temperature in NYC on July 26? 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 Kalshi Legit has a different geo footprint.
- Do I need to KYC for Is Kalshi Legit?
- 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. Is Kalshi Legit 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. Is Kalshi Legit exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legit would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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