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 |
|---|---|
| 102-103°F | 100% |
| 97°F or below | 0% |
| 98-99°F | 0% |
| 100-101°F | 0% |
| 104-105°F | 0% |
| 106-107°F | 0% |
| 108-109°F | 0% |
| 110-111°F | 0% |
| 112-113°F | 0% |
| 114-115°F | 0% |
| 116°F or higher | 0% |
Market context
The underlying event is the peak daytime heat recorded at LaGuardia Airport on 2 July 2026, measured in Fahrenheit by Weather Underground, with the market currently pricing a 0% chance of any specific high-temperature range. This near-zero probability reflects a market consensus that the outcome is either impossible or so uncertain that no range commands confidence, a pattern seen in similar weather prediction markets where early trading lacks historical anchoring. For instance, the adjacent market for 1 July 2026 resolved with 100% certainty to the 92–93°F bin, suggesting that July heat in NYC is typically predictable once the season stabilises, yet the 2 July market remains unanchored due to insufficient comparable data or delayed settlement dependencies[3].
Traders should monitor the National Weather Service’s daily high forecasts for LaGuardia, which project July 2026 highs between 81°F and 99°F, alongside real-time updates from Weather Underground’s KLGA station history, as these are the definitive resolution sources[6][7]. A recent report from the Florida Weather Center noted 100°F at JFK Airport on 2 July 2026, indicating that extreme heat events are plausible and could shift market expectations if confirmed for LaGuardia, which sits nearby on the water[5]. Regulatory catalysts also matter: German GlüStV rules may restrict access for EU users, while US CFTC reach could impose compliance hurdles for platforms offering unregistered prediction contracts, though “no-KYC up to $1,500” allows retail traders to bypass identity checks for smaller positions, enhancing accessibility for this specific market without triggering full regulatory scrutiny.
Methodology
This overview of Highest temperature in NYC on July 2? 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. Polymarket Legal UK has a different geo footprint.
- 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.
- 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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