Highest temperature in Dallas on August 6?

Platform comparison

Market context

Dallas’s afternoon heat is the key driver here, and the market is trading as if a **100–101°F** high was the base case, with the crowd implying about **0% YES** for the broader setup as of the snapshot provided and the closest listed bin carrying roughly two-thirds of the interest on Polymarket. That makes the favourite the upper-90s-to-low-100s band, while sub-100°F outcomes look like the main underdog/value cluster if conditions run a touch cooler than expected. AccuWeather’s Dallas August page shows **94°F** for 6 August in its 10-day view, which is materially lower than the market leader and helps explain why some traders may see a contrarian case in the lower bins rather than the headline favourite.[1][2]

For context, Dallas in early August regularly sits in the hot end of the seasonal range, so markets on daily highs tend to cluster around a narrow band unless a front, cloud cover, or rain chance disrupts the usual heating cycle. The resolution standard also matters: this market settles off the **Daily Observations** table on Weather Underground, so traders should care more about the station’s recorded peak than any broader “day high” summary if the two disagree.[3] The practical catalysts are limited but weather-specific: overnight forecast updates, any last-minute shift in cloud cover or precipitation, and whether local heat trends persist through the afternoon window. Recent local coverage described **triple-digit heat continuing in North Texas** on 6 August, which supports the market’s bias towards the hotter bins, even if a modest downside surprise would favour the 98–99°F range.[9]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Highest temperature in Dallas on August 6? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Who Will Win 2026, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Who Will Win 2026. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Who Will Win 2026 trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.