6M+ DownloadsA validated tool for calculating epidemiological weeks, built for public health professionals and researchers worldwide
EpiWeeks
Epidemiological Weeks Calculation
Current Week
Based on today's date (UTC)
Year
2026Week
21System
Start Date
Sun 24 May 2026End Date
Sat 30 May 2026Why EpiWeeks
Built on a validated Python package that follows the official CDC and ISO systems
6M+ Downloads
Used by public health professionals and developers worldwide.Dual System Support
Supports both CDC (MMWR) and ISO week numbering systems.Accurate & Reliable
Validated against official MMWR week reference tables.Well Documented
Complete documentation with examples and integration guides.Lightweight
Minimal footprint with zero external dependencies.Developer Friendly
Type-safe API with full annotations for seamless integration.Trusted By
Adopted by public health authorities and research institutions around the worldplus thousands of researchers and developers