Central Java · IndonesiaSummit weather, forecast and climate

Mountain Sumbing

Volcano3,371 mUltra-prominent peak

Elevation3,371 mabove sea level

Prominence2,577 mindependent height

Isolation95 kmto a higher summit

Summit, Jul11°average high

7.38° S, 110.07° EElevation 3,371 mUTC+7 · Western Indonesia Time

From the valley to the top

Summit3,371 m
Mid-mountain1,880 m
Valley · Magelang379 m

Freezing level in October: above the summit

iThe mountain

Mountain Sumbing in brief

Mountain Sumbing rises to 3,371 m, Central Java, Indonesia. Its topographic prominence — the height it stands above the lowest contour enclosing a higher summit — is 2,577 m, which makes it an ultra-prominent peak.

At the summit, October is the mildest month with average highs of 13°, while nights rarely fall below freezing.

The nearest town in the atlas is Magelang, 19 km to the SE at 379 m.

Facts

Elevation: 3,371 m · 11,060 ft
Prominence: 2,577 m
Region: Central Java
Country: Indonesia
Coordinates: -7.3850, 110.0725
Nearest airport: Jenderal Ahmad Yani Airport (SRG) · 57 km

iiForecast

Weather at three heights

Temperatures are adjusted to each height; summits are usually colder and windier than the valley forecast suggests.

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iiiSummit climate

The top of Mountain Sumbing by month

Summit temperatures and precipitation

Climate normals for the summit area (~1 km grid), station-adjusted

Climate normals for Mountain Sumbing by month
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high	11°	12°	12°	12°	12°	12°	11°	12°	12°	13°	12°	11°
Average low	5°	5°	5°	5°	5°	4°	3°	3°	4°	5°	6°	5°
Precipitation	523 mm	514 mm	446 mm	391 mm	270 mm	202 mm	122 mm	109 mm	178 mm	315 mm	421 mm	467 mm
Cloud cover	84%	86%	79%	69%	49%	39%	35%	34%	42%	56%	73%	82%
Daylight	12h 30	12h 20	12h 09	11h 57	11h 47	11h 42	11h 44	11h 52	12h 03	12h 16	12h 27	12h 33
Month score	10	10	14	19	27	29	30	35	33	27	18	11

Snow and freezing level

Average height of the 0 °C level from the summit normals (6.5 °C per km); snow months have a summit mean at or below +1 °C

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Freezing level	4,650 m	4,650 m	4,650 m	4,700 m	4,650 m	4,550 m	4,500 m	4,500 m	4,650 m	4,750 m	4,700 m	4,650 m
Summit	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C	above 0 °C