East Kalimantan Weather Today

Climate and Weather in East Kalimantan Province, Indonesia

East Kalimantan Province, located in the eastern part of the island of Borneo in Indonesia, has a unique and diverse climate that is influenced by its geographical location, topography, and proximity to the equator. This province experiences a tropical climate with high humidity and rainfall throughout the year. Let's explore the climate and weather patterns in East Kalimantan throughout the year.

Temperature

East Kalimantan has a relatively consistent temperature range, with warm and humid conditions prevailing throughout the year. The average annual temperature in the province ranges between 25°C (77°F) and 32°C (90°F). The coastal areas of East Kalimantan tend to be slightly cooler due to the influence of sea breezes, while the inland areas experience slightly higher temperatures. During the day, temperatures can reach as high as 35°C (95°F) during the hottest months, which are usually between March and October. The nights are generally cooler, with temperatures dropping to around 22°C (72°F) to 25°C (77°F).

Rainfall

East Kalimantan experiences a significant amount of rainfall throughout the year, making it one of the wettest regions in Indonesia. The province receives an average annual rainfall of around 2,500 to 3,000 millimeters (98 to 118 inches). The rainy season typically occurs from November to April, with December and January being the wettest months. During the rainy season, heavy rainfall and thunderstorms are common, sometimes leading to localized flooding in low-lying areas. The dry season, which runs from May to October, sees reduced rainfall, but occasional showers are still possible.

Humidity

East Kalimantan has high humidity levels throughout the year, ranging from 70% to 90%. The combination of high temperatures and humidity can make the weather feel hotter than the actual temperature. It is essential to stay hydrated and take necessary precautions to prevent heat-related illnesses when visiting the region.

Wind Patterns

East Kalimantan is influenced by both monsoonal and equatorial wind patterns. The prevailing wind direction in the province is from the northeast, known as the northeast monsoon, which brings moist air from the Pacific Ocean. This wind pattern contributes to the high rainfall during the rainy season. During the dry season, the wind direction shifts to the southwest, known as the southwest monsoon. This wind pattern brings drier air from the Indian Ocean, resulting in reduced rainfall and slightly lower humidity levels.

Climate Zones

East Kalimantan can be divided into two main climate zones: the coastal area and the inland area. The coastal area, including cities like Balikpapan and Samarinda, experiences a maritime tropical climate. The proximity to the sea moderates the temperature, resulting in slightly cooler conditions compared to the inland areas. The coastal region also receives higher rainfall due to the influence of sea breezes and moisture from the ocean. The inland area, characterized by cities like Berau and Kutai, has a more continental climate. It experiences higher temperatures and slightly lower rainfall compared to the coastal area. The inland region is also influenced by the topography of the surrounding mountains and forests.

Extreme Weather Events

While East Kalimantan does not experience extreme weather events like hurricanes or typhoons, it is prone to localized flooding during the rainy season. The combination of heavy rainfall, poor drainage infrastructure, and deforestation in some areas can lead to flooding in low-lying regions. It is worth noting that East Kalimantan has been affected by occasional haze and air pollution due to forest fires in neighboring regions. These fires, often caused by land clearing practices, can result in poor air quality and reduced visibility in parts of the province, particularly during the dry season.

Conclusion

East Kalimantan Province in Indonesia has a tropical climate characterized by high temperatures, high humidity, and significant rainfall throughout the year. The province experiences a distinct wet season from November to April, with heavy rainfall and occasional flooding. The dry season, from May to October, brings reduced rainfall but still sees occasional showers. The coastal and inland areas have slight variations in temperature and rainfall due to their geographical features. Visitors to East Kalimantan should be prepared for the warm and humid conditions and take necessary precautions for the potential of heavy rainfall and localized flooding during the rainy season.