Central Java · IndonesiaSummit weather, forecast and climate

Merapi

Stratovolcano · last major eruption 20172,910 mMajor summit

Elevation2,910 mabove sea level

Prominence1,356 mindependent height

Isolation9.6 kmto a higher summit

Summit, Jul14°average high

7.54° S, 110.45° EElevation 2,910 mUTC+7 · Western Indonesia Time

From the valley to the top

Summit2,910 m
Mid-mountain2,310 m
Valley · Selo Tengah1,718 m

Freezing level in October: above the summit

iThe mountain

Merapi in brief

Merapi rises to 2,910 m, Central Java, Indonesia. Its topographic prominence — the height it stands above the lowest contour enclosing a higher summit — is 1,356 m, a major independent summit.

At the summit, October is the mildest month with average highs of 16°, while nights rarely fall below freezing.

The nearest town in the atlas is Selo Tengah, 5.9 km to the N at 1,718 m.

Facts

Elevation: 2,910 m · 9,547 ft
Prominence: 1,356 m
Region: Central Java
Country: Indonesia
Coordinates: -7.5414, 110.4461
Nearest airport: Adisutjipto International Airport (JOG) · 28 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 Merapi by month

Summit temperatures and precipitation

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

Climate normals for Merapi by month
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high	15°	15°	15°	15°	15°	14°	14°	15°	16°	16°	16°	15°
Average low	8°	8°	8°	8°	7°	6°	6°	6°	7°	8°	9°	8°
Precipitation	492 mm	522 mm	367 mm	321 mm	217 mm	163 mm	90 mm	72 mm	135 mm	210 mm	340 mm	372 mm
Cloud cover	83%	85%	77%	68%	47%	38%	35%	35%	42%	55%	72%	81%
Daylight	12h 31	12h 21	12h 09	11h 57	11h 46	11h 41	11h 43	11h 52	12h 03	12h 16	12h 27	12h 33
Month score	29	29	33	36	43	45	54	61	51	47	37	30

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	4,700 m	4,700 m	4,700 m	4,700 m	4,600 m	4,500 m	4,450 m	4,450 m	4,650 m	4,750 m	4,750 m	4,700 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