Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legal in California) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| 98-99°F | 100% |
| 93°F or below | 0% |
| 94-95°F | 0% |
| 96-97°F | 0% |
| 100-101°F | 0% |
| 102-103°F | 0% |
| 104-105°F | 0% |
| 106-107°F | 0% |
| 108-109°F | 0% |
| 110-111°F | 0% |
| 112°F or higher | 0% |
Market context
The real-world event is the maximum temperature recorded at Dallas Love Field on 9 August 2026, with settlement tied to Weather Underground’s **Daily Observations** table rather than the summary high/low. That means late-day updates or a revised reading in the station log matter more than any headline “high” figure shown elsewhere, and the current 0% YES pricing implies traders are treating the target range as essentially unattained or already misread in the market. [8][3]
The broader framing is familiar: late-summer Dallas temperatures often cluster in the upper 90s Fahrenheit, and official National Weather Service climatology for Dallas/Fort Worth shows a normal daily maximum of **97°F** for 9 August, with 100°F days being common enough to sit inside the seasonal pattern rather than an outlier. Comparable market setups usually track the station-specific daily maximum, so the main historical lesson is that a one-degree shift can move the final bucket even when the day felt broadly “very hot”. [6][4][11]
For accessibility and regulation, the practical question is less the weather than the venue rules. In Germany, GlüStV concerns are relevant because many prediction-market offerings can be treated as gambling-like products and therefore face local restrictions; in the US, CFTC reach can matter where a platform’s event contracts fall within derivatives-style enforcement boundaries. On identity checks, “no-KYC up to $1,500” means a user may be able to trade or withdraw within that cumulative threshold before enhanced verification is triggered, which affects how easily a retail participant can access this market but does not change how the outcome is resolved.
Methodology
This overview of Highest temperature in Dallas on August 9? 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.
- 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.
- Is there a withdrawal cap?
- No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
- 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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