Trading the Weather

I built a bot that trades Polymarket's Tel Aviv temperature markets — estimating the day's high before the official airport reading is published, and acting on that reading the instant it lands.

[deployed] Last edited on July 30, 2026

Every morning there’s a live market on how hot it’ll get in Tel Aviv — real money, one-degree brackets, each a bet on which one turns out to be the day’s high, settled from the official reading at Ben Gurion Airport. This is today’s, live:

Contents

The problem

The number that settles these markets is measured by a physical station at the airport and published as a METAR — the standard

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