Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legal in California) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 90-91°F | 100% |
| 79°F or below | 0% |
| 80-81°F | 0% |
| 82-83°F | 0% |
| 84-85°F | 0% |
| 86-87°F | 0% |
| 88-89°F | 0% |
| 92-93°F | 0% |
| 94-95°F | 0% |
| 96-97°F | 0% |
| 98°F or higher | 0% |
Market context
The event is the **highest official temperature at LaGuardia Airport on 6 August 2026**, and the current 0% YES price implies the market is treating an outcome in the specified temperature band as effectively unsupported by available information. Seasonal context matters: New York City’s August highs commonly sit in the low-to-mid 80s Fahrenheit, but heat events can push daytime maxima into the upper 80s or low 90s, which is the zone that usually determines which temperature bucket a daily weather market lands in.[2][13]
On comparable summer days, traders tend to read this sort of market through the lens of airport-observed highs rather than the citywide “feels like” narrative. Recent New York coverage pointed to a Heat Advisory and forecast highs in the upper 80s to low 90s, with heat index values above 100°F, but those are not the settlement metric; what matters is the single highest reading recorded at KLGA on the day.[7] That distinction is important because coastal and airport-specific moderation can leave the official high below headlines suggesting broader metro-area heat.[3][10]
From a market-access perspective, the relevant regulatory frame is mixed: a Germany-facing trader should note the **GlüStV** gambling regime may affect whether access is permitted from Germany, while the **US CFTC** can reach prediction-market activity that looks like a derivatives or event contract product. A “no-KYC up to $1,500” rule usually means users can open and trade with only lightweight identity checks until cumulative activity crosses that threshold, which makes the market easier to access for small positions but does not remove jurisdictional or platform compliance limits.
Methodology
This overview of Highest temperature in NYC on August 6? 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 Kalshi Legal in California 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).
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legal in California would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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