Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Klarna UK) Pick polygram.ink (preferred broker) |
38% | 62% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
38% | 62% | 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.
| Outcome | Probability |
|---|---|
| 27°C | 38% |
| 28°C | 35% |
| 29°C | 29% |
| 26°C | 13% |
| 30°C | 2% |
| 31°C | 1% |
| 24°C or below | 0% |
| 25°C | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 34°C or higher | 0% |
Market context
Shenzhen will experience its peak summer heat on 7 July 2026, with the Shenzhen Bao'an International Airport Station recording the day’s highest temperature in degrees Celsius. Historical data confirms July is the hottest month in the city, typically averaging a high of 32°C (90°F) and a low of 26°C (79°F), accompanied by frequent thunderstorms and heavy rainfall due to the subtropical high and typhoon activity[1][2]. The current crowd-implied probability of 0% for a specific temperature range appears inconsistent with these established climatic patterns, as readings below 30°C are historically rare during this period, with official station data consistently showing higher maximums[5].
Traders should monitor real-time weather forecasts and any sudden shifts in typhoon tracks, which could suppress temperatures through heavy cloud cover and rain, though such events are less common in early July compared to later summer weeks[1]. Recent reports indicate China recorded its hottest month in recent history in July 2024, with temperatures averaging 23.21°C, suggesting a continued trend of elevated heat across the region that may influence 2026 conditions[7]. The market’s traction is closely tied to funding flows from payment rails like Klarna and SEPA, where deposit fees and withdrawal friction directly impact book depth; as liquidity increases through USDC on-ramps, the probability distribution will likely adjust to reflect the high likelihood of temperatures exceeding 30°C.
Methodology
This page compares Highest temperature in Shenzhen on July 7? 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.
- Which payment methods are supported?
- Klarna (Pay Now / Pay Later), SOFORT, SEPA bank transfer, credit card (Visa/Mastercard), Apple Pay, Google Pay, and direct USDC deposit on Polygon. Availability depends on your jurisdiction.
- 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).
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