Sleman Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sleman.
Climate overview of Sleman
The climate in Sleman, Yogyakarta Province, Indonesia, is remarkably consistent, with temperatures year-round averaging 30°C (86°F). The warmest month is April at 31°C (88°F), and the coolest is August at 29°C (84°F).
The city has a wet climate, receiving around 2851 mm (112 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from October to April. February is the wettest month.
Sleman Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sleman — and find the best time to visit.
Monthly Temperature in Sleman
In Sleman temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 31°C (88°F) in April to a comfortable 29°C (84°F) in August.
Nighttime temperatures range from 23°C (73°F) in April to 20°C (68°F) in August.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sleman
Sleman experiences significant rainfall throughout the year, averaging 2851 mm (112 in) of precipitation annually. The seasons in Sleman bring significant changes in precipitation. The wettest month, February, receives heavy rainfall, with an average of 413 mm (16 in) of precipitation. This rainfall is distributed across 18 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 45 mm (1.8 in) over 5 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Sleman Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Sleman by Month
The relative humidity is high throughout the year in Sleman.
The city experiences its highest humidity in January, reaching 82%. In September, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Sleman
To make the most of your visit, consider exploring early in the morning or during the pleasant late afternoon hours when the temperature is most comfortable.
Be aware that January, February, March, April, October, November and December constitute the rainy season, with significant precipitation. Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Sleman
What is the best time to visit Sleman?
August typically offers the most optimal weather in Sleman. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Sleman has a distinct rainy season from October to April.
What temperatures can I expect in Sleman?
Daytime highs range from 29°C (84°F) in August to 31°C (88°F) in April. Nighttime lows range from 20°C (68°F) to 23°C (73°F). Temperatures stay relatively stable year-round.
How much rain does Sleman get?
Annual rainfall is around 2851 mm (112 in). February is the wettest month with 413 mm (16 in), while August is the driest with 45 mm (1.8 in).
Sleman 3-Day Forecast
Sleman 3-Day Forecast
Sleman on the map
Sleman is highlighted — select any city to see its climate.
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