Cilacap Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Cilacap.
Climate overview of Cilacap
With consistently stable weather, Cilacap, Central Java, Indonesia, sees little seasonal temperature change. Daytime highs average 29°C (84°F), ranging from 30°C (86°F) in March to 28°C (82°F) in August.
The city receives considerable rainfall, with around 2749 mm (108 in) annually. December is the wettest month. It has a distinct rainy season from October to May.
Cilacap Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cilacap - and find the best time to visit.
Monthly Temperature in Cilacap
The climate in Cilacap remains fairly constant, offering comfortable temperatures throughout the year. Typically, average maximum daytime temperatures range from a comfortable 30°C (86°F) in March to a comfortable 28°C (82°F) in the coolest month, August.
Nights vary from 26°C (79°F) in March to around 24°C (75°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Cilacap
Cilacap is known for its substantial rainfall, with annual precipitation reaching 2749 mm (108 in). The climate in Cilacap shows significant variation throughout the year. Expect heavy rainfall in December, the wettest month, with an average of 403 mm (16 in) of precipitation over 17 rainy days.
In contrast, the driest month August offers drier and sunnier days, with around 81 mm (3.2 in) of rainfall over 5 rainy days. For more details, please visit our Cilacap Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Cilacap
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: August
- Warmest weather: January, February, March, April, May, June, October, November and December
- Fewest rainy days: July, August and September
- Seasonal pattern: A distinct rainy season from October to May
Frequently asked questions about the climate in Cilacap
What is the best time to visit Cilacap?
August typically offers the most optimal weather in Cilacap. In contrast, January, February, March, April, November and December tend to have less optimal conditions. Cilacap has a distinct rainy season from October to May.
What temperatures can I expect in Cilacap?
Daytime highs range from 28°C (82°F) in August to 30°C (86°F) in March. Nighttime lows range from 24°C (75°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Cilacap get?
Annual rainfall is around 2749 mm (108 in). December is the wettest month with 403 mm (16 in), while August is the driest with 81 mm (3.2 in).
Cilacap 3-Day Forecast
Cilacap on the map
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