Safrizal, Lili Tanti, Ramadani, Rabiana Saragih and Suci Sanjaya 2026. Classification of Weather Conditions in Medan City: Application of the C4.5 Decision Tree Algorithm as a Prediction Accuracy Solution. Journal of Artificial Intelligence and Engineering Applications (JAIEA). 5, 2 (Feb. 2026), 3427–3435. DOI:https://doi.org/10.59934/jaiea.v5i2.2128.