Gili Trawangan Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in Gili Trawangan, Lombok, Indonesia. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020. Let's explore the details to provide you with a complete overview.
Gili Trawangan has a relatively rainy climate with high precipitation levels, averaging 1582 mm (62 in) of rainfall annually. Despite the high annual total, it does experience a distinct dry and rainy season during certain months. Examine our detailed charts below to understand these seasonal patterns.
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
Significant seasonal changes in precipitation occur throughout the year. During the wettest month, January receives substantial rainfall, averaging 284 mm (11 in) of precipitation, recorded across 21 rainy days.
In contrast, the driest month, August brings less rainfall, with 14 mm (0.6 in) over 2 rainy days.
January, the wettest month, has a maximum daytime temperature of 29°C (84°F). The city receives 169 hours of sunshine in this period. During the driest month August you can expect a temperature of 29°C (84°F). For more detailed insights into the city's temperatures, visit our Gili Trawangan Temperature page.
Daily Historical Precipitation
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Explore Gili Trawangan's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for Gili Trawangan spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
Annual Rainfall in Indonesia: City Comparison
The map below shows the annual precipitation across Indonesia. You can also select the different months in case you are interested in a specific month.
heavy rainfall
high
moderate
low
almost none
Gili Trawangan vs World: Rainfall Compared
Gili Trawangan's average annual precipitation is 1582 mm (62 in). Let's compare this to some popular worldwide tourist destinations:
Athens, Greece, receives an average annual precipitation of 400 mm (16 in), making it one of the drier Mediterranean climates with rainfall mostly in winter.
Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 1000 mm (39 in) of annual rainfall, mostly in the summer.
Melbourne, Australia, has 690 mm (27 in) of rainfall annually, spread fairly evenly throughout the year.
Mumbai, India, experiences a tropical monsoon climate with 1860 mm (73 in) of annual rainfall, with the majority of precipitation happening during the monsoon season from June to September.
Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.
Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.
Climate change is affecting precipitation patterns worldwide, including Gili Trawangan:
- Changing Rainfall Patterns: Global warming causes drastic changes in the patterns of rainfall. Some areas have been experiencing increased frequency and intensity of rainfall, while other areas experience longer dry spells or even droughts.
- Local Impacts: Many regions are experiencing heavier rainfall in the winter months and drier, hotter summers. This affects agriculture, water resources, and ecosystems.
- The U.S. has a significant number of thunderstorms every year, with over 14.6 million taking place across the world annually.
- Approximately 70% of lightning bolts strike land rather than oceans.
- A storm named John was the longest-lasting Pacific tropical storm, continuing for 31 days. As it crossed the dateline twice, it changed status from a hurricane to a typhoon and back to a hurricane.
For more detailed information about Gili Trawangan's weather, including sunshine hours, humidity levels, and temperature data, visit our Gili Trawangan Climate page.
