# OpenWeatherMap — AI Compare Ninja

> Weather API providing current data, forecasts, and ML-based forecasting models for developers, with a free entry-level quota.

## Overview
- **Category:** Development & Code (Localization, search & APIs)
- **Status:** Active · checked - OpenWeatherMap is operated by OpenWeather Ltd (London, UK), an active API product with a fully public self-service pricing list.
- **Paid from:** 35 EUR / Month (Startup)
- **Free access:** Free plan
- **Website:** https://openweathermap.org/
- **Canonical URL:** https://www.aicompare.ninja/en/tool/openweathermap

## What it does
- Weather data for 200,000+ locations: current, hourly up to 4 days, daily up to 16 days
- Historical weather data from 1940 via the History API
- Air quality index (AQI), UV index, and astronomical events
- Free: 60 API calls per minute and 1,000,000 calls per month; Startup from €35 per month
- Minute-precise rain forecast (Minute Cast) for 120+ locations
- Weather map tiles and GeoJSON layers for map-based applications

## In brief
OpenWeatherMap provides weather APIs for current, hourly, and daily forecasts, historical weather data back to 1940, air and pollen quality, UV, astronomy, and Minute Cast. A global station database covers 200,000+ locations.

The Free plan includes 60 API calls per minute and 1,000,000 calls per month. Paid plans start with Startup at €35 per month (600 calls per minute, 10M calls per month) and run through Developer and Professional up to Expert at €1,200 per month (100,000 calls per minute, 3,000M calls per month).


## Limits
Usable worldwide including Germany/EU. Operator: OpenWeather Ltd (UK), governed by UK data protection law, supervisory authority ICO. 'We do not collect or store any parameters from your API requests, such as locations/ZIP-codes/city names.' No explicit statement on AI training.

## Pricing tiers
| Tier | Price | Period | What you get |
| --- | --- | --- | --- |
| Free | free | Month | 60 API calls/minute, 1,000,000 calls/month |
| Startup | 35 EUR | Month | 600 calls/minute, 10M calls/month |
| Developer | 160 EUR | Month | 3,000 calls/minute, 100M calls/month |
| Professional | 410 EUR | Month | 30,000 calls/minute, 1B calls/month |
| Expert | 1,200 EUR | Month | 100,000 calls/minute, 3B calls/month |

## Sources
All details regarding plans, limits, and features are based on official vendor documentation and the primary sources verified below.

- https://openweathermap.org/price
- https://openweather.co.uk/privacy-policy
- https://openweather.co.uk/technology

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*Source: AI Compare Ninja (2026) - https://www.aicompare.ninja/en/tool/openweathermap*