Historical Weather API: Built for Precision, Scale, and Insight
Access over 50 years of global weather data—hourly, daily, and gridded—delivered via flexible APIs for analytics, AI, and enterprise applications.
Climate data for up to 50 years in the past
Turn past weather into actionable intelligence.
CustomWeather’s Historical Weather API provides deep, high-quality climate data for any location worldwide. Whether you’re training machine learning models, analyzing risk, or validating past conditions, our API delivers the accuracy and flexibility modern teams demand.
Decades of Reliable Data
Access daily climate records spanning 50+ years, plus recent hourly observations for granular analysis.
Global Coverage, Any Location
Query historical weather by coordinates, ZIP/postal code, or location name—anywhere on Earth.
Multiple Data Sources & Models
Tap into station observations, satellite-derived datasets, and reanalysis models through a single API.
Flexible Formats for Any Workflow
Retrieve data in JSON, XML, or NetCDF, making it easy to integrate into apps, dashboards, or data pipelines.
Built for Developers & Data Teams
Simple endpoints, fast response times, and scalable infrastructure designed for production use.
How it Works – Easy to Use, Quick to Implement
- Request Data
Query by location, date range, and parameters - Choose Resolution
Select hourly, daily, or gridded datasets - Integrate Instantly
Receive structured data ready for analysis or application use
Use Case Examples
AI & Machine Learning
Train predictive models using decades of consistent historical weather data.
Insurance & Risk Modeling
Validate claims, assess exposure, and model weather-related risk.
Energy & Utilities
Analyze historical temperature, wind, and precipitation trends to optimize operations.
Agriculture
Understand long-term climate patterns to improve yield forecasting and planning.
Travel & Events
Reconstruct past weather conditions for planning, reporting, or customer insights.