Open-Meteo Historical Weather API

Open-Meteo Historical Weather API 是一个开源的天气数据API，提供从1940年至今的历史天气数据和天气预报。该数据库整合了来自ECMWF、NOAA、DWD等30多个国家气象服务机构的天气模型，分辨率可达1公里，提供ERA5再分析数据、历史预报档案等多种数据层。API采用简单的JSON格式，无需API密钥即可使用，数据采用CC BY 4.0许可协议。

Open-Meteo Historical Weather API is an open-source weather data API that provides historical weather data and weather forecasts dating back to 1940. This database integrates weather models from over 30 national meteorological services including ECMWF, NOAA and DWD, with a maximum resolution of 1 kilometer, and offers multiple data layers such as ERA5 reanalysis data and historical forecast archives. The API uses a simple JSON format, requires no API key for access, and the data is licensed under CC BY 4.0.