<details><summary>Climate and meteorological open datasets</summary>Get open access to past weather data, temperature, humidity, and pressure for analytics.</details>
Visit API Website →| Name | OpenWeather Historical Bulk Data |
| URL | https://open-meteo.com/en/docs |
| Category | Open Data & Analytics |
| Source | keploy-public-apis-collection |
| Added | May 30, 2026 |
<details><summary>US government open data</summary>Access thousands of government datasets covering various topics and departments.</details>
<details><summary>U.S. government’s open data across health, environment, and more</summary>Search and integrate datasets for civic tech and research applications.</details>