# Weather Forecast & History API

3 implementations from Open-Meteo, from $0.0002 per call, some tools free.

## Implementations

- [Current air quality](/providers/open-meteo/air-quality.md): `open-meteo/air-quality`, no charge per call. Get coordinates first with open-meteo/geocode. Needs latitude and longitude. Served by Open-Meteo.
- [Historical weather](/providers/open-meteo/historical-weather.md): `open-meteo/historical-weather`, no charge per call. Daily historical weather for coordinates and a date range (since 1940, about 5 days behind real time): max/min temperature, precipitation, max wind. Needs latitude, longitude, start date and more. Served by Open-Meteo.
- [Weather forecast](/providers/open-meteo/forecast.md): `open-meteo/forecast`, $0.0002 per call. Current weather and 7-day forecast (temperature, wind, precipitation probability) for coordinates. Needs latitude and longitude. Served by Open-Meteo.

## Providers

- [Open-Meteo](/providers/open-meteo.md): 4 tools, from $0.0002 per call, some tools free.

## Questions

### Which tool should my agent use?

Your agent compares the 3 implementations by price and inputs with inspect_tool and proposes one before it runs.

### How is it billed?

Per call, at the provider's price with no markup, from $0.0002 per call. Some of these tools are free. Your agent sees the price before it runs a tool.

[Weather](/tools/weather.md) · [Connection guide](/connect.md) · [Billing](/docs/billing.md)

---

[HTML page](/tools/weather/forecast) · [Agent index](/llms.txt)