June · Indonesia
Best time to visit Lake Toba in June Weather, crowds & prices
Weather in Lake Toba in June
Average temperature 20°C, 322 mm of rain, about 18 days with 6+ hours of sunshine and 90% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
June score
6.3/10
Ranked #7 of 12 months
- Avg temp
- 20°C
- Rainfall
- 322 mm
- Humidity
- 90%
- Days with 6h+ sun
- 18
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
June in Lake Toba scores 6.3/10 for nature and wildlife travel - ranked #7 of 12. Expect around 20°C, 322 mm of rain, and roughly 18 days with 6+ hours of sunshine 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.
June in Lake Toba: mixed conditions, plan around the weather
Trail conditions at 20°C (69°F) favour early starts and shaded routes in June; midday is for water breaks, not for exposed climbs.
Expect monsoon-level rainfall at 322 mm: only about 18 days with 6+ hours of sunshine across the month, and stretches of heavy rain are normal.
That is 6.3/10 on the same scale — 7th of 12 months, versus 6.8/10 for the best month here.
Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella, footwear you can get muddy.
Budget for mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Lake Toba in June?
- In June, Lake Toba averages 20°C, 322 mm of rain, and about 18 days with 6+ hours of sunshine. Its climate-comfort score is 6.3/10.
- Is June a good time to visit Lake Toba?
- June earns a 6.3/10 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 June?
- Expect about 322 mm of rain in June. Average humidity is 90% and there are about 18 days with 6+ hours of sunshine.
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.