Mount Sumbing
Mountain Conical volcano in Central Java, popular with hikers
A stratovolcano in Central Java, Mount Sumbing is a popular trekking objective for sunrise climbs and multi-day ridgeline routes; hikers use established trails to view surrounding rice terraces and neighboring peaks.
Mount Sumbing is a stratovolcano in Central Java, Indonesia, with an elevation near 3,371 metres. It sits close to another major volcano, Mount Sindoro, forming a distinctive pair on the Javanese highlands.
The mountain is a popular objective for hikers and climbers who ascend for panoramic views over the Dieng Plateau and surrounding regencies. Its high elevation produces montane and alpine environments near the summit.
Sumbing is a volcanic edifice formed by successive eruptions and lava deposits; it shares geological history with the volcanic arc of Java. Local communities have long used the surrounding slopes for agriculture and as geographical reference points.
The volcano straddles regency boundaries in Central Java and rises above the agricultural lowlands and highland plateaus of the island’s interior.
- Elevation and neighbouring peak: Reaches about 3,371 metres and forms a prominent twin-volcano skyline together with nearby Mount Sindoro in Central Java.
Tips for Visiting Mount Sumbing #
- Begin the ascent in the pre‑dawn hours to reach the summit for sunrise and to avoid afternoon cloud build‑up and rain; Mount Sumbing is commonly climbed as a long day hike and timing is important for visibility.
- Base your trip in the nearby regencies of Temanggung or Wonosobo to arrange local guides and transportation - these towns are the usual staging points for climbs of Sumbing and neighboring peaks.
- Avoid the wet season (roughly November-March) when trails become muddy and slippery; check local weather forecasts and expect rapid weather changes on higher slopes.
Best Time to Visit Mount Sumbing #
For Mount Sumbing, plan climbs during the dry season (May-September) for the most stable conditions and clearer views.
Weather & Climate near Mount Sumbing #
Mount Sumbing's climate is classified as Tundra - Tundra climate with consistently warm temperatures year-round. Temperatures range from 4°C to 14°C. Heavy rainfall (3021 mm/year), wettest in March.
January
January is cold with highs of 14°C and lows of 5°C. Heavy rain (431 mm) and mostly overcast skies.
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February
February is cold with highs of 14°C and lows of 5°C. Heavy rain (418 mm) and mostly overcast skies.
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March
March is cold with highs of 14°C and lows of 5°C. The wettest month with heavy rain (442 mm) and mostly overcast skies.
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April
April is cold with highs of 13°C and lows of 6°C. Heavy rain (319 mm) and mostly overcast skies.
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May
May is cold with highs of 13°C and lows of 6°C. Significant rainfall (199 mm) and partly cloudy skies.
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June
June is cold with highs of 13°C and lows of 5°C. Regular rainfall (93 mm) and partly cloudy skies.
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July
July is cold with highs of 13°C and lows of 4°C. Moderate rainfall (59 mm).
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August
August is the coolest month with highs of 13°C and lows of 4°C. Moderate rainfall (58 mm).
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September
September is cold with highs of 13°C and lows of 4°C. Moderate rainfall (72 mm).
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October
October is cold with highs of 14°C and lows of 5°C. Significant rainfall (171 mm) and partly cloudy skies.
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November
November is cold with highs of 14°C and lows of 6°C. Heavy rain (320 mm) and mostly overcast skies.
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December
December is cold with highs of 14°C and lows of 6°C. Heavy rain (439 mm) and mostly overcast skies.
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