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Highest temperature in Chongqing on August 3?

"Highest temperature in Chongqing on August 3?" — odds, fees, regulatory status. Polymarket Tax UK as a Polymarket alternative.

24°C 86% 25°C 9% 26°C 7% 27°C 2% Volume: $70K Liquidity: $50K Closes: 3 Aug 2026
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Highest temperature in Chongqing on August 3?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Polymarket Tax UK) Pick
polygram.ink (preferred broker)
86% 14% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Trade this market →
Polymarket (direct)
polymarket.com
86% 14% 0% Geo-blocked in US/UK/EU USDC, on-chain Trade this market →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Trade this market →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Trade this market →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Trade this market →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

OutcomeProbability
24°C86%
25°C9%
26°C7%
27°C2%
23°C or below0%
28°C0%
29°C0%
30°C0%
31°C0%
32°C0%
33°C or higher0%

Market context

Chongqing Jiangbei International Airport’s midday heat on 3 August is the event here, and the market settles on the highest temperature recorded at the station during that day. August is normally Chongqing’s hottest month, with typical highs around 34°C and a long-running reputation for oppressive heat, so the crowd-implied 0% YES is best read as a view that the realised value will fall outside the listed range rather than a belief that the city will be cool.[2][3][9]

The historical frame matters because Chongqing has produced extreme summer spikes well above ordinary August norms, including an all-time city high of 43°C on 23 August 2022.[3] That means the distribution is wide enough for late-summer outliers, even if most August days cluster in the low-to-mid 30s Celsius.[2][9] For accessibility and legal framing, this kind of weather market is usually not a German GlüStV-style gambling issue in the way prize wagering is analysed, but operators available in Germany may still face local blocking, marketing, or user-onboarding constraints depending on their licence posture; in the US, the CFTC’s reach is relevant if the venue is deemed to offer a derivatives-like event contract. “No-KYC up to $1,500” means a user may be able to deposit, trade, or withdraw within that cap without full identity verification, but larger activity typically triggers KYC and possibly source-of-funds checks.

The main catalysts are ordinary meteorology rather than policy announcements: hourly heat, cloud cover, rainfall, and whether an afternoon thunderstorm knocks the day’s maximum below forecast. The market’s source is Wunderground’s daily history page for Chongqing Jiangbei International Airport, so traders should watch the station’s observed progression through local afternoon, when the day’s peak temperature is most likely to print, and any forecast updates from mainstream weather services that anticipate rain or a cooler-than-normal high.[1][2][9]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This overview of Highest temperature in Chongqing on August 3? 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

Do I need to KYC for Polymarket Tax UK?
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. Polymarket Tax UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
Are prediction markets gambling?
Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
What if regulation changes?
If regulation changes in your jurisdiction (e.g. prediction markets are banned), Polymarket Tax UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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