Highest temperature in Los Angeles on July 26?

Platform comparison

Market context

Los Angeles International Airport’s peak temperature on 26 July is the settling event, and the current crowd view is split tightly between a cooler band and a warmer one, with Polymarket’s top two outcomes sitting at **80-81°F** at 50% and **74-75°F** at 49%.[1] That leaves the contract pricing only a very narrow consensus around the day’s likely high, while the quoted 0% YES figure suggests a different venue or contract snapshot rather than a meaningful read on the LAX temperature itself.[1][3]

For context, late-July highs at LAX are usually anchored by the marine layer and coastal influence, which often compresses the spread of plausible outcomes into a few adjacent bands rather than a wide distribution. That makes the market’s near-even split more informative than a simple “hot summer day” framing: traders are essentially debating whether the airport briefly clears the low 80s or stalls in the mid-to-upper 70s. Comparable temperature markets tend to reprice most sharply when forecast models shift cloud cover or onshore flow, because a one- or two-degree move can flip the winning bracket.

The main catalysts are the same inputs that drive short-horizon weather markets: updated National Weather Service forecasts, any change in marine-layer depth, and the timing of afternoon sea-breeze penetration at the coast. Since this contract resolves off the *highest* reading at the airport station, traders also watch for brief midday spikes that can outrun the broader daily forecast, especially if inland heating dominates before the onshore flow strengthens. No sportsbook-style lines are quoted in the materials here, so the useful cross-platform comparison is between the prediction market’s near-coin-flip pricing and the weather outlook implied by local forecast services.[1][2]

Sources: 1 · 2 · 3

Methodology

This page reviews Highest temperature in Los Angeles on July 26? 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 Best Prediction Markets, which mirrors the Polymarket order book at 0% fees.

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?

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

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.

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.

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.

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.