Implementasi Fuzzy Time Series Lee pada Peramalan Curah Hujan di Kabupaten Padang Pariaman

Abstract

Padang Pariaman Regency is an area with a high rainfall category throughout the year. The community’s activities are subject to significant fluctuations in rainfall patterns. The objective of the present study is to forecast the amount of rainfall in order to help people face various obstacles and disasters. The methodological approach in this investigation utilizes Lee’s fuzzy time series 
methodology. The result is a forecast of the amount of rainfall in Padang Pariaman Regency for January 2025 which is 401 mm indicates high rainfall. The accuracy of forecasting is measured using mean absolute percentage error which is obtained at 43%, which means that forecasting is classified as a sufficient category.