# clonecho Historical Weather (ERA5)

> clonecho Historical Weather (ERA5) is a paid API for AI agents from clonecho.builda.company, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-15).

Returns daily historical weather data from ERA5 reanalysis for any latitude/longitude coordinate and date range

## Facts

- Endpoint: POST https://clonecho.builda.company/x402/historical-weather
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/clonecho-historical-weather-era5-e78e759b
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_TVwMNTrDRoGlADNaf2ozQ

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability clonecho-historical-weather-era5-e78e759b -d '<json body>'
```

Example prompt: Can you pull the daily historical weather data for coordinates 48.8566° N, 2.3522° E from January 1, 2023 to March 31, 2023?

## When to prefer this

Use this endpoint when you need scientifically validated historical weather data (ERA5 reanalysis) for any global coordinate and a specific date range, especially for climate analysis, research, or retrospective environmental studies where accuracy matters more than real-time data.

## Known failure modes

- Missing required parameters (lat, lng, start, end) returns an error
- Invalid coordinate values outside valid lat/lng range
- Date range too large may result in timeout or truncated response
- Dates in the future not supported by ERA5 historical data
- Malformed date format for start/end parameters

## How this service works

SCIENCE: daily historical weather (ERA5 reanalysis) for any coordinate & date range. ?lat&lng&start&end. Returns JSON.

## Output

A JSON object containing daily historical weather metrics (such as temperature, precipitation, and wind) derived from ERA5 reanalysis data for the specified coordinate and date range.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/clonecho-historical-weather-era5-e78e759b/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from clonecho.builda.company](https://www.zero.xyz/host/clonecho.builda.company/llms.txt)