Sumbawa Besar Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in Sumbawa Besar, West Nusa Tenggara, Indonesia. The figures are based on a 30-year period (1990–2020) to provide a reliable average. Now, let's explore all the details to give you a full picture.
Sumbawa Besar has a relatively rainy climate with high precipitation levels, averaging 1686 mm (66 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 Rainfall & Rainy Days
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
The seasons in Sumbawa Besar, bring significant changes in precipitation. The wettest month, February, receives heavy rainfall, with an average of 384 mm (15 in) of precipitation. This rainfall is distributed across 20 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 3.7 mm (0.1 in) over 2 rainy days. These distinct seasonal differences provide diverse experiences throughout the year.February, the wettest month, has a maximum daytime temperature of 30°C (86°F). During the driest month August you can expect a temperature of 31°C (88°F). For more detailed insights into the city's temperatures, visit our Sumbawa Besar Temperature page.
Daily Historical Precipitation
Average daily rainfall for each day of the month based on long-term records. 48-year average (1976-2025)
Average precipitation in August
Explore Sumbawa Besar's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for Sumbawa Besar 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.
Sumbawa Besar vs World: Rainfall Compared
Sumbawa Besar's average annual precipitation is 1686 mm (66 in). Let's compare this to some popular worldwide tourist destinations:
In Barcelona, Spain, the average annual precipitation is 644 mm (25 in), evenly distributed across the year with no extreme wet or dry seasons.
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.
Kuala Lumpur, Malaysia, receives 2529 mm (100 in) of annual rainfall, characteristic of its equatorial tropical rainforest climate, with consistent rainfall throughout the year and peak months during March and November.
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.
- Mawsynram in India is noted as being the wettest place on earth, with over 11 meters (36 feet) of rain falling every year.
- In contrast, Antofagasta in Chile is among the driest places on the planet, getting less than 0.1mm (0.004 inches) per year, with some years recording virtually no rainfall.
- Nearly 1,650 thunderstorm cells are estimated over the planet at any given time.
For more detailed information about Sumbawa Besar's weather, including sunshine hours, humidity levels, and temperature data, visit our Sumbawa Besar Climate page.
Sumbawa Besar Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sumbawa Besar - and find the best time to visit.
Sumbawa Besar 3-Day Forecast
Temperature Rainfall
See the full Sumbawa Besar climate overview or explore weather in Indonesia.
Popular this month
Where to go in August - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
10 Hidden gems in Asia you need to visit
Explore 10 hidden gems in Asia offering authentic experiences, from pristine beaches and remote islands to cultural treks and peaceful mountain villages.
The ultimate guide to Ubud – everything you need to know to escape the crowds
There is a way to experience Ubud in a fantastic less crowded way and this article will be your guide how to do that. Find the best places to stay, where to eat and much more.
Top 5 hidden gem islands in Indonesia
Discover Indonesia's secret islands: pristine beaches, rich history, and vibrant culture await beyond Bali and Java. Dive into untouched paradise.
Six Organic Farms & Farmstays in Indonesia
We've compiled a list of organic farms in Indonesia that have a positive impact on their communities - they could use your help during this pandemic.