Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Polymarket Legal in Canada) Pick polygram.ink (preferred broker) |
56% | 44% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
56% | 44% | 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 |
|---|---|
| 78-79°F | 56% |
| 76-77°F | 33% |
| 80-81°F | 11% |
| 82-83°F | 5% |
| 84-85°F | 3% |
| 73°F or below | 0% |
| 74-75°F | 0% |
| 86-87°F | 0% |
| 88-89°F | 0% |
| 90-91°F | 0% |
| 92°F or higher | 0% |
Market context
The underlying event is the highest temperature recorded at LaGuardia Airport on 5 July 2026, with the market currently pricing a 0% chance of the "YES" outcome, implying the crowd expects the temperature to fall below the specific threshold in question. Historical data frames this probability sharply: LaGuardia recently hit 102°F on a Thursday, breaking daily records, and set a new midnight high of 94°F, while July 2026 forecasts suggest daily highs between 81°F and 99°F [2][4]. Recent comparable cases show extreme volatility, with Newark and LaGuardia both reaching 104°F in the same period, suggesting that a 0% probability for a moderate threshold may be an overreaction to recent record-breaking heat rather than a reflection of typical seasonal norms [8].
Traders must monitor the National Weather Service (NWS) Central Park forecast updates and the specific timing of heatwave announcements, as dependencies on dew points and wind patterns will dictate the final reading [5]. A recent report from FOX Weather highlights that heat lingered into the night with record-breaking midnight temperatures, indicating that traders should watch for overnight heat retention trends which could push the day's maximum higher than initial forecasts [2]. The regulatory landscape further complicates accessibility; German GlüStV implications and US CFTC reach create a complex framework, yet the "no-KYC up to $1,500" provision allows immediate participation for this specific market without identity verification, provided the trade value remains within that limit [1]. This accessibility is critical for capitalising on the current 0% mispricing before the settlement window closes on 5 July 2026 at 12:00 UTC.
Methodology
This overview of Highest temperature in NYC on July 5? 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
- 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.
- 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.
- 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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