Time-series datasets of meteorological variables and influenza incidence in Kawasaki City, Japan

Daily total number of influenza cases and ambient meteorological data-mean, minimum, and maximum temperature (°C); relative humidity (%); wind speed (m s⁻¹); rainfall (mm); sunshine duration (hours); and vapour pressure (hPa)-were collated for Kawasaki City, Japan (March 2014-April 2025). Influenza cases were stratified by virus type (A/B), sex (male/female), and age (0-5, 6-11 months; 1-9 years in single-year bands; 10-14, 15-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70-79, ≥ 80 years).