Highest temperature in Seoul on June 2?

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Market context

Seoul's weather on 2 June 2026 will be measured at Incheon International Airport, where the highest temperature recorded across the entire day determines the settlement outcome. The market currently prices all temperature ranges at 0% probability on Polygon, suggesting either a technical lag in crowd pricing or insufficient liquidity in this particular contract. Traders settling positions will need USDC to enter or exit conditional token pairs, with resolution ultimately tied to Wunderground's historical data feed for that specific station.

Early June in Seoul typically falls within the transition toward the East Asian summer monsoon season. Historical data from Incheon shows average highs around 24–26°C in early June, though the range between years varies considerably—some years see peaks near 30°C whilst others remain closer to 20°C depending on whether warm air masses from the south have arrived. The 0% crowd probability across all ranges suggests traders may be waiting for more granular forecasting data or treating this as a low-conviction market until nearer the settlement date.

The key variable is whether a high-pressure system or warm southerly flow dominates the peninsula in early June 2026. South Korea's Meteorological Administration typically issues extended forecasts around two weeks prior, which would fall in late May. Any significant weather pattern announcements—particularly regarding early heat waves or monsoon onset timing—could shift trader positioning. Current seasonal models and historical analogue years will become more reliable as the settlement window approaches, though the 0% pricing suggests the market remains in early-stage discovery.

Methodology

This page reviews Highest temperature in Seoul on June 2? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What does it cost to trade on Polymarket UK?

Zero. Polymarket UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket UK triggers a quick verification flow that finishes in minutes.