Mataram Weather in December
With daytime temperatures of 30°C (86°F) and nighttime lows of 25°C (77°F), December in Mataram brings very high temperatures during the day. It is also the wettest month of the year, so pack an umbrella.
Rainfall in Mataram in December
As part of the rainy season, Mataram sees around 17 days of rain in December, with an average of 328 mm (13 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Mataram in December
Mataram in December gets highs of 30°C (86°F) during the day and drops to 25°C (77°F) at night. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Mataram in December
You can expect a moderate amount of sunlight, with approximately 172 hours. Even though this month is part of the wet season, you can still see the sun occasionally.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Mataram. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Mataram's climate page.
Mataram Temperature in December
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
57%
Precipitation
328 mm (13 in)
Rainy days
17 days
Sunshine
172 hours
Percentage Sunshine
Daily Historical Temperatures
45-year average (1976-2025)
Based on our historical records, temperatures in Mataram typically stay consistent throughout December, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in December
Daily Historical Precipitation
45-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Mataram in December
Browse day-by-day weather records for Mataram spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mataram historical weather extremes in December
Based on 26 years of weather observations (1999-2025), these are the most extreme conditions recorded in Mataram.
- The warmest day in December was on December 1, 2019, with a maximum of 36°C (97°F).
- On December 3, 2002, Mataram saw its coldest December day with temperatures maxing out at 25°C (77°F).
- The coldest night in December in Mataram was on December 21, 2023, with a minimum of 22°C (72°F).
Best Places in Indonesia in December
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in December →
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What to Wear in Mataram in December
Warm but pleasant conditions in Mataram in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Mataram in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Mataram's climate page.
See the full Mataram climate overview or explore weather in Indonesia.
