Mataram weather in December 2026

Q: How hot is it in Mataram in December?

Daytime temperatures usually reach 31°C in Mataram in December with high heat and humidity, falling to 23°C at night.

Q: How sunny is it in Mataram in December?

There are normally 8 hours of bright sunshine each day in Mataram in December - that's 63% of daylight hours.

Q: How warm is the sea around Mataram in December?

The average sea temperature around Mataram in December is 29°C.

Q: Does it rain in Mataram in December?

There are usually 17 days with some rain in Mataram in December and the average monthly rainfall is 219mm.

Expect daytime maximum temperatures of 31°C in Mataram, Lombok in December and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 17 days with some rainfall and typically 219 mm of rainfall in the month.

31
31°C max day temperature
8
8 hours of sunshine per day
17
17 days with some rainfall
23
23°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
219
219 mm of monthly rainfall
11
11+ (Extreme) UV index
29
29°C sea temperature

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The December weather guide for Lombok (Mataram) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)