UA-DAM-Clim: a climate-enriched hourly dataset and reproducible pipeline for day-ahead electricity price forecasting in Ukraine

A reproducible hourly dataset (population-weighted Open-Meteo ERA5 climate, calendar, operating regimes, price lags and the price_spike classification label) for day-ahead forecasting of the Ukrainian day-ahead market price. Raw market series are not redistributed (reproduced by scripts under the source Terms of Use). Companion methods/software will be published separately. Empirical results are reported in the accompanying article.