Highest temperature in Seoul on July 5?

Platform comparison

Market context

The real-world event hinges on the peak heat recorded at Incheon International Airport on 5 July 2026, a date deep within South Korea’s monsoon season. Historical data confirms that July is the rainiest month in Korea, with average daily highs closing near 30°C but frequently interrupted by short, heavy downpours that suppress sustained temperature spikes [1][2]. While Seoul typically warms to 21–28°C, the high humidity often pushes the “feels like” temperature over 34°C, yet the frequent cloud cover and precipitation make extreme, clear-sky highs less probable than in drier coastal zones like Busan [3][4]. This climatic pattern explains the current crowd-implied 0% probability for a YES outcome, as the weather system rarely permits the unbroken heat required to breach higher temperature thresholds.

Traders should monitor the Korea Meteorological Administration’s short-range forecasts for shifts in cloud cover and precipitation probability, as even a 20% chance of rain can drastically alter the day’s thermal profile [7]. The timing of the monsoon’s retreat is critical; if the Jangma season lingers until late July, as it sometimes does, the likelihood of a 30°C+ high diminishes further [1]. Recent analysis of a comparable market in Busan on the same date shows a 0.38 probability for 28°C, suggesting that even in relatively dry southern cities, the monsoon limits extreme heat [5]. For this Incheon-specific contract, the dependency on rapid weather changes means traders must watch hourly updates for 60–90 minute rain windows, which could clear the air and briefly elevate temperatures, though sustained extremes remain unlikely [4]. The market’s traction is directly tied to these funding flows, as deposit depth correlates with the perceived volatility of the weather forecast.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Highest temperature in Seoul on July 5? 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.

How fast is SEPA deposit?

SEPA Instant: under 10 seconds. SEPA Standard: 1-2 business days. Both accepted fee-free; the internal USDC conversion runs automatically once EUR lands in the platform account.

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).