Climate guide for Lake Toba, Indonesia

Lake Toba in September

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

September · Indonesia

Best time to visit Lake Toba in SeptemberWeather, crowds & prices

September score

6.0/10

Ranked #10 of 12 months

Full year for Lake Toba
Avg temp
20°C
Rainfall
316 mm
Humidity
90%
Sunny days
16
Crowd Density
Quiet / Uncrowded
Average Expenses
$ · Budget Friendly ($)

September in Lake Toba scores 6.0/10 for nature and wildlife travel - ranked #10 of 12. Expect around 20°C, 316 mm of rain, and roughly 16 sunny days this month.

Lake Toba fills a vast volcanic caldera on Sumatra-Batak villages on Samosir Island and misty lakeside viewpoints. Best window: the drier months outside peak monsoon.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Lake Toba in September?
In September, Lake Toba averages 20°C, 316 mm of rain, and about 16 sunny days. Its climate-comfort score is 6.0/10.
Is September a good time to visit Lake Toba?
September earns a 6.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Lake Toba in September?
Expect about 316 mm of rain in September. Average humidity is 90% and there are about 16 sunny days.

Curated in Lake Toba

Tickets & experiences

Things to do in Lake Toba

Lake Toba, Indonesia. Live activities and tours from GetYourGuide, matched to this destination.