Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
51% | 49% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
51% | 49% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 80-81°F | 51% |
| 82-83°F | 27% |
| 78-79°F | 17% |
| 76-77°F | 7% |
| 84-85°F | 4% |
| 86-87°F | 1% |
| 71°F or below | 0% |
| 72-73°F | 0% |
| 74-75°F | 0% |
| 88-89°F | 0% |
| 90°F or higher | 0% |
Market context
On 16 August 2026, the highest temperature recorded at LaGuardia Airport Station will determine the settlement of this market. The resolution will draw from Weather Underground's Daily Observations table rather than summary figures, establishing a precise measurement standard that eliminates ambiguity between different reporting methods at the same station.
New York's August temperatures have historically clustered in the 80–90 °F range, with extreme heat events (95 °F or above) occurring roughly once per decade during this month. The 0% crowd probability suggests traders are pricing in a scenario where the day remains within typical late-summer bounds. August 16 falls in the latter half of the month when thermal patterns have stabilised; comparison years show that sustained heat waves either establish themselves by early August or dissipate before mid-month, making dramatic outliers statistically uncommon at this specific date.
Traders should monitor long-range forecasts from the National Weather Service beginning in late July, as these will clarify whether an Atlantic ridge or heat dome is positioned over the Northeast. Seasonal climate patterns—particularly the Atlantic Multidecadal Oscillation phase and any tropical systems affecting the eastern seaboard—influence August temperature distributions. Real-time forecast updates in the week preceding August 16 will sharpen probability estimates; current long-range models typically show skill only 10–14 days out, so early-August forecasts will provide the most actionable signal for adjusting positions.
Methodology
Sports-specific comparison page for Highest temperature in NYC on August 16?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
UK Frequently Asked Questions
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
Trade Highest temperature in NYC on August 16? on Sport Prediction
Live order book, 0% fees, USDC settlement in seconds.
Open live market →