Highest temperature in Los Angeles on August 9?

Platform comparison

Market context

Los Angeles International Airport finished 9 August with temperatures clustered in the high 70s to low 80s Fahrenheit, and the market’s 0% yes pricing reflects how firmly the day sat in the ordinary late-summer range rather than any extreme-heat regime. The official NWS timeseries for KLAX showed readings around 76–79°F through the middle of the day, while the Weather Underground resolution source is the daily observations table rather than the day-high summary, so the final print will matter more than any headline figure. [10][1]

For context, the recent local pattern has favoured modest, near-normal warmth rather than the kind of sharp spike that drives higher bins. AccuWeather’s August outlook for Los Angeles clustered the 9 August high at 89°F for the city, but airport-side observations were several degrees cooler, and the NWS climate report put the downtown normal maximum for 9 August at 84°F, underlining how sensitive this market is to the exact station used. Comparable cases in Los Angeles often resolve in the 78–82°F band when marine influence limits the afternoon peak, which makes a sub-80 outcome possible only if cloud cover or a sea-breeze cap is stronger than forecast. [4][2][15]

The main catalysts traders should watch are the late-day KLAX observation updates and any forecast revisions from the National Weather Service Los Angeles office, because a small upward nudge before the day closes can shift the settlement bin. The NWS 7-day page showed Los Angeles Downtown at 79°F with an update timestamp on 9 August, suggesting the coastal basin remained warm but not especially hot, while the forecast discussion and temperature trends are the best lead indicators for whether LAX can edge above its midday plateau. [12][11][10]

Sources: 1 · 2 · 3 · 4 · 5

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Sports-specific comparison page for Highest temperature in Los Angeles on August 9?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.

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