Mataram weather in September 2026

Q: How hot is it in Mataram in September?

Daytime temperatures usually reach 31°C in Mataram in September with high heat and humidity, falling to 21°C at night.

Q: How sunny is it in Mataram in September?

There are normally 10 hours of bright sunshine each day in Mataram in September - that's 80% of daylight hours.

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

The average sea temperature around Mataram in September is 27°C.

Q: Does it ever rain in Mataram in September?

There is usually 1 day with some rain in Mataram in September and the average monthly rainfall is 36mm.

Expect daytime maximum temperatures of 88°F in Mataram, Lombok in September and high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average.

88
88°F max day temperature
10
10 hours of sunshine per day
1
1 day with some rainfall
70
70°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
1.4
1.4 inches of monthly rainfall
11
11+ (Extreme) UV index
81
81°F sea temperature

More about Mataram

Mataram by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Lombok

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The September 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) | Imperial (°F)