{"uid":"cap_-pdBhOQNKU7do-JHf858y","slug":"weather-history-api-the-stall-x402-78edf083","name":"Weather History API — The Stall x402","description":"Historical daily weather (temperature, precipitation, wind, sunshine) for any location from 1940 to ~5 days ago. Uses ERA5 reanalysis data. Accepts city name or lat,lng. Returns per-day values plus period summary stats. 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historical daily weather observations for any location worldwide, covering dates back to 1940, via a pay-per-call x402 USDC endpoint.","exampleAgentPrompt":"Can you pull the daily high and low temperatures plus total precipitation for Austin, TX from January 1, 2023 to March 31, 2023, in imperial units?","exampleUseCases":null,"resultDescription":"Returns a structured JSON object with daily historical weather observations for the specified location and date range, including requested variables such as max/min/mean temperature, precipitation sum, wind speed, sunshine duration, and more — each as a time-series array indexed by date.","failureModes":["Missing required 'location' parameter returns a 400 validation error","Missing 'start_date' parameter returns a 400 validation error","Date before 1940-01-01 may return empty or error response","end_date more recent than ~5 days before today may be rejected or return incomplete data","Invalid location string that cannot be geocoded returns an error","Unsupported variable name in 'vars' parameter returns a validation error","Payment failure or insufficient USDC balance returns HTTP 402"],"whenToPreferThis":"Use this endpoint when you need historical daily weather data for any global location going back as far as 1940, with no API key setup required and pay-per-call USDC pricing. Ideal for agents that need on-demand climate lookups without subscription commitments.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T04:06:54.577Z","isFirstParty":false}