Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Today Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Today → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Today → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Today → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Today → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Today → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Prediction Today.
Active sub-markets
Market context
Shenzhen's late May weather pattern is entering the transition from spring into the early monsoon season, with atmospheric conditions shifting towards higher humidity and occasional convective activity. Over the past 48 hours, the Pearl River Delta region has experienced typical late-May conditions, with daytime highs clustering in the 28–32°C range at Bao'an International Airport. The 0% crowd probability suggests traders are pricing in either extreme confidence in a specific temperature band or uncertainty about which range will ultimately contain the day's peak reading.
Historical May 27th data at Shenzhen Bao'an shows considerable year-to-year variability. Between 2015 and 2024, recorded highs on this date ranged from 26°C to 33°C, with a median around 30°C. The station's exposure to maritime influence from the South China Sea moderates extreme heat, though inland heating and urban effects can push readings higher on clear, low-wind days. This spread underscores why the market has assigned zero probability to at least one outcome range—traders are likely concentrating conviction in the 29–31°C or 30–32°C bands based on seasonal norms.
The key variable for May 27, 2026 will be cloud cover and wind patterns in the 24 hours preceding settlement. The China Meteorological Administration's regional forecasts, typically issued 7–10 days prior, will signal whether monsoon moisture arrives early or whether high-pressure conditions dominate. Any significant shift in the forecast track between now and mid-May could trigger repricing across the temperature bands.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- Prediction Today is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Prediction Today triggers a quick verification flow that finishes in minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Highest temperature in Shenzhen on May 27? on Prediction Today
Live order book, 0% fees, USDC settlement in seconds.
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