Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Klarna UK) 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 |
|---|---|
| 92-93°F | 100% |
| 81°F or below | 0% |
| 82-83°F | 0% |
| 84-85°F | 0% |
| 86-87°F | 0% |
| 88-89°F | 0% |
| 90-91°F | 0% |
| 94-95°F | 0% |
| 96-97°F | 0% |
| 98-99°F | 0% |
| 100°F or higher | 0% |
Market context
The event is the **highest temperature recorded at LaGuardia Airport in New York City on 7 August**, with settlement driven by Weather Underground’s Daily Observations table rather than any headline high/low summary. In a city where a single hot afternoon can still clear the upper 80s or low 90s in midsummer, the current **0% YES** pricing implies traders are either treating the listed band as effectively out of reach or waiting for liquidity to improve before taking exposure.[4][7]
That sort of blank pricing is unusual when compared with nearby temperature markets, where traders often cluster around the most likely late-summer band rather than leaving the book empty. Forecast and climate context still matter: AccuWeather’s August outlook for New York shows daily highs mostly between **77°F and 88°F**, while the National Weather Service feed for the city reported **91°F** as the day’s maximum on 7 August in one recent observation cycle, underlining how quickly the market can move once a hot reading is printed.[1][2] For funding-driven markets, depth usually follows easier on-ramp access, so deposits that clear quickly through **Klarna**, **SEPA**, or **USDC** tend to matter more than the headline forecast itself because they determine whether participants can actually lean into a view.
The main catalysts are the **live hourly observations**, the timing of the afternoon peak, and the first published next-day datapoint that locks revisions out under the market rules. Traders watching the book will care less about broad forecasts than about whether LaGuardia’s temperature rises cleanly through the relevant range before any thunderstorms or sea-breeze effects trim the high; Weather Underground’s station history page is the source that ultimately settles the question.[4][7] On the funding side, any friction in card deposits, bank transfers, or crypto withdrawals can slow fresh orders into the book, so the pace of inflows matters as much as the weather print itself.
Methodology
This page compares Highest temperature in NYC on August 7? with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.
Resolution & payout
Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).
UK Frequently Asked Questions
- How does Klarna deposit work on Polymarket Klarna UK?
- You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.
- What does SOFORT cost as a deposit method?
- Polymarket Klarna UK charges no fees for SOFORT. The only cost is the internal FX spread (typically <1%) on EUR→USDC conversion. SOFORT itself has no end-user fees — the platform absorbs acquirer costs.
- Can UK traders use Klarna to deposit on Polymarket?
- Polymarket does not natively accept Klarna. To fund a Polymarket account from the UK, you must first purchase USDC via a crypto exchange (Coinbase UK, Kraken) or Revolut, then transfer to a Polygon-compatible wallet. Some third-party on-ramps (MoonPay, Transak) accept UK debit cards and may support Klarna buy-now-pay-later for crypto purchases.
- What payment methods can UK users use for Polymarket?
- UK traders typically use: (1) Coinbase UK or Kraken — buy USDC with GBP debit card or bank transfer; (2) Revolut — buy crypto and send to wallet; (3) MoonPay or Transak — Visa/Mastercard UK debit card directly to USDC on Polygon. Standard GBP-to-USDC conversion fees range from 0.5–2.5%.
- How long do Polymarket withdrawals take for UK users?
- Polymarket withdrawals to your Polygon wallet are instant (on-chain). Converting USDC back to GBP via Coinbase UK or Kraken typically takes 1–3 business days for bank transfer, or near-instant for Revolut. Polygon gas fees are minimal (<$0.01 per transaction).
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