Weather History Data Project
Explore and analyze historical weather data for world cities with populations over 25,000. Access temperature records and climate trends through temperature charts and downloadable CSV data exports.
Historical Weather Data Explorer
Search weather history for any city worldwide. Our database covers cities with populations over 25,000, providing hourly temperature data sourced from the ERA5-Land dataset by the Copernicus Climate Change Service. View temperature trends over custom date ranges or analyze single-day weather patterns.
Temperature Data and Climate Analysis
Access detailed 2-meter air temperature records from 1950 to present. Generate temperature charts showing daily temperature ranges, monthly averages, and long-term climate trends for any supported city.
CSV Data Export
Download historical weather data in CSV format for offline analysis. Use exported temperature datasets in your own research, data science projects, or academic work.
API Services and Pricing Plans
Access meteorological data programmatically through our REST API. Choose from Basic API service with 1,000 daily requests or Unlimited API service for unrestricted data access.
Data Analysis Services
Professional weather data analysis and data preparation services available in 25-hour, 50-hour, and 100-hour packages. Free one-hour consultation available for new clients.
Aurora Borealis Detection
Real-time aurora borealis monitoring using machine learning classification of sky camera imagery across Slovakia. Receive automated email alerts when northern lights activity is detected.
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