International Journal of Applied Sciences and Smart Technologies
Vol. 8 No. 1 (2026): Volume 08, Issue 1, June 2026

Grouping Weekly Weather Based on Weather Elements in Pagaralam by Using K-Means Clustering Analysis

Sri Indra Maiyanti (Universitas Sriwijaya)
Irmeilyana (Universitas Sriwijaya)
Putri Nilam Cayo (Universitas Sriwijaya)
Dinny Indah Angelia (Universitas Sriwijaya)
Angelina (Universitas Sriwijaya)



Article Info

Publish Date
11 Jun 2026

Abstract

Weather is the result of the interaction and combination of various atmospheric elements that occurs in a relatively small place or region over a short period of time. This study aims to analyze weekly weather characteristics in Pagaralam using the K-Means Clustering method. The data used was weekly weather in 2022 and 2023 with 15 variables, namely Maximum temperature, Minimum temperature, Temperature, Dew, Humidity, Precipitation, Precipitation cover, Wind gust, Wind speed, Wind direction, Sea pressure, Cloud cover, Solar radiation, UV Index, and Moon phase. The analysis process began with data standardization, followed by clustering using K-Means Clustering with several K values to observe variations in cluster structure. The optimal number of clusters was determined using the elbow and silhouette methods. The best optimal K value ​​for each of the 2022 and 2023 data was K=3. A small number of weeks in both years had high temperatures and solar radiation and accompanied by lower dew, humidity, precipitation, and cloud cover than other weeks. A small number of weeks in 2022 had low minimum temperature and were also accompanied by lower cloud cover, dew, and humidity, but they had higher wind gusts and wind speeds than other weeks. Meanwhile, a small number of weeks in 2023 had lower temperatures and accompanied by higher cloud cover, wind gusts, and wind speeds than other weeks.

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Journal Info

Abbrev

ijasst

Publisher

Subject

Description

nternational Journal of Applied Sciences and Smart Technologies (IJASST) is published by Faculty of Science and Technology, Sanata Dharma University Yogyakarta-Central Java-Indonesia. IJASST is an open-access peer reviewed journal that mediates the dissemination of academicians, researchers, and ...