Highest temperature in Seoul on July 7?

Platform comparison

Market context

The real-world event driving this contract is the peak daily temperature recorded at Incheon International Airport on 7 July 2026, measured in degrees Celsius. Historical data for Seoul in July consistently shows daily highs clustering near 30°C, with humidity often pushing the felt temperature above 34°C during midday. While the monsoon season (Jangma) brings frequent rain, short but heavy downpours are concentrated in July, occasionally suppressing peak heat but rarely eliminating it entirely. The current 0% implied probability for the highest temperature bin suggests the market expects a significant deviation from these norms, yet comparable years indicate that temperatures rarely dip below 20°C even during rainy periods, making such an extreme outlier statistically improbable without a specific cooling anomaly.

Traders should monitor the Korea Meteorological Administration’s short-range forecasts for immediate shifts in precipitation intensity and wind patterns, as these directly influence peak temperature readings. A recent forecast indicates a 60% probability of rain with temperatures feeling like 30°C, which aligns with typical July conditions rather than the extreme cold implied by the current pricing. Additionally, the timing of the Sinchon Water Gun Festival in late July may indicate broader seasonal heat trends, though it does not directly affect the 7 July reading. The market’s traction and book depth are likely tied to funding flows from Klarna and SEPA on-ramps, where deposit fees and withdrawal rails determine how quickly capital enters the book; any friction in these payment rails could delay liquidity entry, leaving the current mispricing uncorrected until settlement.

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Methodology

This page compares Highest temperature in Seoul on July 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).

FAQ

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 I deposit with a credit card?

Yes, Visa and Mastercard. Credit card deposits carry a ~2.5% acquirer surcharge (standard for card payments). Apple Pay and Google Pay run on the same card rails — same surcharge.

How do withdrawals work?

Identical methods in reverse. SEPA withdrawal: T+1 (standard) or under 10 seconds (SEPA Instant). Klarna withdrawals process via bank-account refund. USDC withdrawal to external wallet: Polygon gas cost (typically $0.01).

Are payment details protected?

Yes. Card and bank details are never stored by Polymarket Klarna UK — they pass directly through PCI-DSS compliant payment service providers (Adyen, Stripe). Polymarket Klarna UK retains only transaction IDs and Klarna reference numbers for reconciliation.