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Highest temperature in Seoul (Incheon) on August 6?

Regulatory snapshot for "Highest temperature in Seoul (Incheon) on August 6?": platform geo-block status, KYC thresholds, tax implications.

35°C 99% 36°C 2% 27°C or below 0% 28°C 0% Volume: $132K Liquidity: $150K Closes: 6 Aug 2026
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Highest temperature in Seoul (Incheon) on August 6?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Is Kalshi Legal in California) Pick
polygram.ink (preferred broker)
99% 1% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Go to the live market →
Polymarket (direct)
polymarket.com
99% 1% 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.

OutcomeProbability
35°C99%
36°C2%
27°C or below0%
28°C0%
29°C0%
30°C0%
31°C0%
32°C0%
33°C0%
34°C0%
37°C or higher0%

Market context

The underlying event is the highest temperature recorded at Incheon International Airport on 6 August, with the market resolving to the range containing that day’s peak reading. Current pricing at 0% YES implies traders are treating the upside band as very unlikely, even though official forecasts for the Seoul–Incheon area have been pointing to extreme heat, with Seoul around 39°C and Incheon around 38°C under a heatwave emergency warning. [3][2]

For context, early August is normally one of the hottest parts of the Seoul climate, and forecast products for this month put daily highs well above the seasonal average. AccuWeather’s August outlook for Seoul shows highs clustered roughly between 81°F and 88°F, with 6 August itself near the top end of that range, while WeatherSpark says the highest average daily high for August falls on 6 August. [1][11] That makes a high-resolution market sensitive to small differences between city forecasts, airport observations, and the final station reading rather than broad regional heat alone. [1][3]

Traders should watch the Korea Meteorological Administration’s short-range updates, airport-local observations, and any afternoon convection or sea-breeze effects that can cap the maximum at Incheon even when inland Seoul runs hotter. [9][3] On the regulatory side, German GlüStV rules can matter because some operators restrict access from Germany or require tighter checks where local gambling compliance applies, while US CFTC reach is relevant if a venue is deemed to offer event-based derivatives to US persons. “No-KYC up to $1,500” generally means a user can access the market and keep limited balances or turnover without full identity verification, but that threshold is a platform policy, not a guarantee of unrestricted access in every jurisdiction or for every product.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This overview of Highest temperature in Seoul (Incheon) on August 6? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.

Resolution & payout

On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.

FAQ

Is Polymarket legal in my country?
Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Is Kalshi Legal in California has a different geo footprint.
Do I need to KYC for Is Kalshi Legal in California?
Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
How are winnings taxed?
Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
What happens during a tax audit?
You're responsible for documenting your trades. Is Kalshi Legal in California exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
What if regulation changes?
If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legal in California would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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