Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
99% | 1% | 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.
| Outcome | Probability |
|---|---|
| 34°C | 99% |
| 35°C | 1% |
| 31°C or below | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 36°C | 0% |
| 37°C | 0% |
| 38°C | 0% |
| 39°C | 0% |
| 40°C | 0% |
| 41°C or higher | 0% |
Market context
Beijing’s summer heat peaks in July, with the city routinely experiencing temperatures above 35°C during this month. Historical records show that in 2024, July’s highest temperature reached 37°C, while typical daily highs range from 23°C to 31°C, often spiking higher due to humid conditions and afternoon thunderstorms [2][3]. The market currently assigns a 39% probability to 33°C and 27% to 34°C as the most likely outcomes, reflecting expectations of a hot but not extreme day [1].
Traders should monitor real-time weather data from Wunderground for the Beijing Capital International Airport Station, the designated resolution source, as sudden shifts in cloud cover or rainfall could alter the peak temperature [1]. While no political debates or campaign-finance disclosures directly influence weather, broader climate patterns tied to monsoon activity in July remain the key catalyst, with rainfall averaging 185 mm and 13 rainy days expected [2]. The market leans on these seasonal dependencies rather than political events, given the weather-focused nature of the settlement.
Historical comparables suggest that 33–35°C is a common range for mid-July highs, making the current 0% probability for any outcome below 33°C appear inconsistent with past trends [2][3]. As the settlement window closes on 16 July 2026 at 12:00 UTC, attention will focus on whether the day follows the typical pattern of hot, humid conditions or breaks with cooler, rain-driven variability.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Highest temperature in Beijing on July 16? plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Election Predictions UK route into the same order book at 0% fees.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Why do Polymarket and Kalshi differ on elections?
- Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.
- Which political events have the biggest volume?
- US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.
Trade Highest temperature in Beijing on July 16? on Election Predictions UK
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