Summit weather · Jawa

Gunung Merbabu weather today

7-day forecast at the 3,142 m summit · Jawa Tengah · updated automatically every 3 hours

Gunung Merbabu is a volcano with a summit of 3,142 m in Jawa Tengah province, Jawa region. The nearest major city in our list is Yogyakarta (± 39 km straight-line). This page shows a 7-day weather forecast at summit elevation, not for the nearest town, updated automatically every 3 hours. Because it is listed as a volcano, also check its activity status at MAGMA Indonesia before climbing. Hiking conditions today according to the model: Good – summit temperature 4–13 °C, maximum wind 15 km/h and rain 0.4 mm.

13 °C

Rain · feels like 13 °C

Wind12 km/h SW
Cloud28%
Humidity59%
TodayGood

Conditions around 13:00 WIB · Model updated 3 November 2026 at 12:20 WIB · fetched 13:08 WIB

Over the next 7 days, the day with the best summit weather score according to the model is Tuesday, 3 November (rain 0.4 mm, max wind 15 km/h, temperature 4–13 °C).

7-day summit weather forecast for Gunung Merbabu

7-day forecast at 3,142 m (WIB time)
Day	Daytime weather	Temp min/max	Lowest feels-like	Max wind	Rain	Avg cloud	Sunrise / sunset	Hiking conditions
Tuesday3 Nov	Rain	4 / 13 °C	6 °C	15 km/h	0.4 mm	64%	05:10 / 17:33	Goodwind < 30 km/h, rain < 5 mm, no thunderstorm signal
Wednesday4 Nov	Rain	4 / 14 °C	4 °C	12 km/h	0.9 mm	78%	05:10 / 17:33	Goodwind < 30 km/h, rain < 5 mm, no thunderstorm signal
Thursday5 Nov	Rain	7 / 14 °C	6 °C	12 km/h	0.8 mm	89%	05:09 / 17:33	Goodwind < 30 km/h, rain < 5 mm, no thunderstorm signal
Friday6 Nov	Fair	6 / 14 °C	6 °C	6 km/h	3.4 mm	73%	05:09 / 17:33	Goodwind < 30 km/h, rain < 5 mm, no thunderstorm signal
Saturday7 Nov	Rain	6 / 14 °C	7 °C	3 km/h	1.2 mm	75%	05:09 / 17:34	Goodwind < 30 km/h, rain < 5 mm, no thunderstorm signal
Sunday8 Nov	Rain	5 / 14 °C	6 °C	4 km/h	1.3 mm	56%	05:09 / 17:34	Goodwind < 30 km/h, rain < 5 mm, no thunderstorm signal
Monday9 Nov	Rain	5 / 10 °C	6 °C	4 km/h	11.1 mm	87%	05:09 / 17:34	Cautionrain 5–19.9 mm

Good wind < 30 km/h, rain < 5 mm/day, no thunderstorm signal, feels-like > 0 °CCaution wind 30–49 km/h, or rain 5–19.9 mm, or feels-like ≤ 0 °CPoor wind ≥ 50 km/h, or rain ≥ 20 mm, or a thunderstorm signal, or feels-like ≤ −10 °C How we rate

Hourly, next 24 hours

Time (WIB)	Temp	Feels like	Wind	Rain	Cloud
13:00	🌦️ 13 °C	13 °C	12 km/h SW	0.1 mm	28%
14:00	🌦️ 13 °C	13 °C	14 km/h SW	0.2 mm	27%
15:00	🌤️ 12 °C	12 °C	15 km/h S	0.0 mm	34%
16:00	🌦️ 10 °C	8 °C	14 km/h S	0.1 mm	20%
17:00	⛅ 8 °C	7 °C	9 km/h S	0.0 mm	58%
18:00	🌫️ 7 °C	6 °C	7 km/h SE	0.0 mm	56%
19:00	🌫️ 7 °C	6 °C	6 km/h SE	0.0 mm	99%
20:00	🌫️ 7 °C	6 °C	5 km/h SE	0.0 mm	100%
21:00	🌫️ 7 °C	7 °C	4 km/h SE	0.0 mm	100%
22:00	🌫️ 7 °C	7 °C	4 km/h E	0.0 mm	87%
23:00	🌫️ 6 °C	6 °C	4 km/h E	0.0 mm	100%
00:00	🌫️ 6 °C	6 °C	4 km/h NE	0.0 mm	100%
01:00	🌫️ 6 °C	6 °C	4 km/h E	0.0 mm	100%
02:00	🌫️ 4 °C	4 °C	4 km/h NE	0.0 mm	100%
03:00	🌫️ 4 °C	4 °C	4 km/h NE	0.0 mm	100%
04:00	🌫️ 4 °C	4 °C	4 km/h E	0.0 mm	100%
05:00	🌫️ 4 °C	4 °C	4 km/h E	0.0 mm	100%
06:00	☁️ 6 °C	4 °C	6 km/h E	0.0 mm	88%
07:00	🌫️ 8 °C	6 °C	8 km/h SE	0.0 mm	73%
08:00	🌫️ 10 °C	8 °C	9 km/h SE	0.0 mm	74%
09:00	⛅ 11 °C	11 °C	9 km/h SE	0.0 mm	66%
10:00	⛅ 12 °C	12 °C	10 km/h SE	0.0 mm	83%
11:00	☁️ 13 °C	13 °C	11 km/h SE	0.0 mm	94%
12:00	🌦️ 14 °C	14 °C	12 km/h SE	0.2 mm	82%

⚠️ Gunung Merbabu is listed as a volcano. Its activity status (Normal/Waspada/Siaga/Awas) and hazard radius can only be confirmed at MAGMA Indonesia. This site does not show volcano status.

SIMAKSI permit, quota & hiking status

Official online booking – check quota at the link

Partially open Official announcement as of 31 August 2026, re-check before you go.

The Ministry of Forestry set a limited opening (medium risk) with strict supervision and safe-zone restrictions from 1 September 2026.

Source: Ministry of Forestry press release SP.472/HKLN/08/2026 (Circular SE.4/KSDAE/SKSDAE/KSA.02.02/B/8/2026) · 64 days ago · source checked automatically 2 November 2026

Manager: Balai Taman Nasional Gunung Merbabu
Online booking / SIMAKSI: booking.tngunungmerbabu.org
Check remaining quota: official quota page
The official booking site shows the remaining daily quota per route (Selo, Thekelan, Suwanting, Cuntel, Wekas). Its robots.txt disallows automated access, so we do not fetch the figures; check the link directly.
Official contact: Booking helpdesk: +62 811-2850-6666 · BTN Gunung Merbabu email: [email protected]
Open/closed status: check the official announcements on the manager's website.
Volcano status: check the activity level at MAGMA Indonesia (PVMBG). We do not fetch MAGMA data automatically because that site's robots.txt disallows it.

Source: booking.tngunungmerbabu.org/app/index.php/cek_kuota/list · last verified 2 November 2026.

Hiking routes (estimated from OSM data)

The routes below are hiking routes mapped in OpenStreetMap. Distance, total ascent and time are estimates from the OSM geometry and the Copernicus GLO-30 elevation model, not official data from the manager. Method.

Route via Wekas

OSM route: Gunung Merbabu (Wekas BC)

Route start: -7.4213, 110.4208± 1,771 m (DEM)
Distance to highest point: 4.8 km
Total ascent: 1,396 m
Average gradient: 28.2%
Estimated ascent time: 3 h 00 min – 3 h 15 minTobler & Naismith range, moving time without breaks
Round trip estimate (rough): ± 5 h 10 minmoving time only, excluding breaks/overnight stays

Route via Selo

OSM route: Gunung Merbabu (Selo BC)

Route start: -7.4836, 110.4594± 1,844 m (DEM)
Distance to highest point: 4.9 km
Total ascent: 1,296 m
Average gradient: 26.1%
Estimated ascent time: 2 h 50 min – 3 h 10 minTobler & Naismith range, moving time without breaks
Round trip estimate (rough): ± 4 h 50 minmoving time only, excluding breaks/overnight stays

Route via Grenden

OSM route: Gunung Merbabu (Grenden BC)

Route start: -7.4585, 110.4025± 1,563 m (DEM)
Distance to highest point: 5.0 km
Total ascent: 1,580 m
Average gradient: 31.6%
Estimated ascent time: 3 h 35 min – 3 h 40 minTobler & Naismith range, moving time without breaks
Round trip estimate (rough): ± 6 h 05 minmoving time only, excluding breaks/overnight stays

Route via Suwanting

OSM route: Gutung Merbabu (Suwanting BC)

Route start: -7.4732, 110.4025± 1,423 m (DEM)
Distance to highest point: 5.0 km
Total ascent: 1,712 m
Average gradient: 34.2%
Estimated ascent time: 3 h 40 min – 3 h 50 minTobler & Naismith range, moving time without breaks
Round trip estimate (rough): ± 6 h 20 minmoving time only, excluding breaks/overnight stays

Route via Thekelan

OSM route: Gunung Merbabu (Thekelan BC)

Route start: -7.4122, 110.4267± 1,655 m (DEM)
Distance to highest point: 5.4 km
Total ascent: 1,513 m
Average gradient: 27.2%
Estimated ascent time: 3 h 20 min – 3 h 35 minTobler & Naismith range, moving time without breaks
Round trip estimate (rough): ± 5 h 40 minmoving time only, excluding breaks/overnight stays

Weather at the trailhead vs the summit

Day	Summit (3,142 m)	Route via Wekas (± 1,771 m)	Route via Selo (± 1,844 m)	Route via Grenden (± 1,563 m)
Tuesday3 Nov	4–13 °C0.4 mm · 15 km/h	14–23 °C0.0 mm · 13 km/h	13–21 °C0.1 mm · 17 km/h	14–23 °C0.4 mm · 15 km/h
Wednesday4 Nov	4–14 °C0.9 mm · 12 km/h	14–24 °C0.7 mm · 13 km/h	13–22 °C2.2 mm · 15 km/h	14–24 °C0.9 mm · 12 km/h
Thursday5 Nov	7–14 °C0.8 mm · 12 km/h	16–23 °C1.5 mm · 12 km/h	15–22 °C1.2 mm · 16 km/h	17–23 °C0.8 mm · 12 km/h
Friday6 Nov	6–14 °C3.4 mm · 6 km/h	15–24 °C1.0 mm · 7 km/h	14–22 °C1.6 mm · 13 km/h	16–24 °C3.4 mm · 6 km/h
Saturday7 Nov	6–14 °C1.2 mm · 3 km/h	15–23 °C0.6 mm · 6 km/h	14–22 °C0.8 mm · 9 km/h	15–23 °C1.2 mm · 3 km/h
Sunday8 Nov	5–14 °C1.3 mm · 4 km/h	14–24 °C0.2 mm · 6 km/h	13–22 °C0.6 mm · 10 km/h	14–24 °C1.3 mm · 4 km/h
Monday9 Nov	5–10 °C11.1 mm · 4 km/h	14–20 °C12.4 mm · 4 km/h	13–19 °C8.7 mm · 9 km/h	15–20 °C11.1 mm · 4 km/h

MET Norway forecast at the coordinates and DEM elevation of the OSM route start. The OSM route start is not necessarily the exact basecamp/registration post.

Route data © OpenStreetMap contributors (ODbL). Elevation: Copernicus GLO-30 DEM (© DLR e.V. 2010–2014 and © Airbus Defence and Space GmbH 2014–2018, provided under COPERNICUS by the European Union and ESA). Derived dataset: trails.json (ODbL).

Basecamps on the open map

Basecamp/trail-post points mapped in OpenStreetMap (checked via the OSM API). This is not an official list from the manager; a mountain can have several basecamps.

Basecamp Pendakian Gunung Merbabu via Selo ± 1,846 m (DEM) · 3.9 km straight-line to the summit

Data © OpenStreetMap contributors (ODbL). Elevation: Copernicus GLO-30 DEM (© DLR/Airbus, ESA).

Facts: Gunung Merbabu

Summit elevation: 3,142 mSource: Wikidata Q598893 (P2044)
Coordinates: -7.4542, 110.4397
Province: Jawa Tengah
Region: Jawa
Time zone: WIB (UTC+7)
Elevation class: C (2,500–3,499 m)
Difficulty: no verified data yet

Nearby mountains

Gunung Merapi (Jawa Tengah/DIY) weather 10 km · 2,910 m
Gunung Andong weather 10 km · 1,726 m
Gunung Telomoyo weather 11 km · 1,894 m
Gunung Ungaran weather 32 km · 2,050 m
Puncak Suroloyo weather 36 km · 981 m
Gunung Sumbing weather 41 km · 3,371 m

Nearest cities

Mountains near Yogyakarta: ± 39 km straight-line
Mountains near Surakarta: ± 43 km straight-line
Mountains near Semarang: ± 52 km straight-line

Straight-line distance from the city centre, not road distance.

Other lists

Want to compare? Compare Gunung Merbabu with other mountains · Prepare your packing list.

Frequently asked questions

How high is Gunung Merbabu?

Gunung Merbabu has an elevation of 3,142 m according to Wikidata Q598893 (P2044).

Which province is Gunung Merbabu in?

Gunung Merbabu is in Jawa Tengah province, Jawa region (based on the summit coordinates -7.4542, 110.4397).

What is the weather on the summit of Gunung Merbabu today?

According to the MET Norway model (updated 3 November 2026 at 12:20 WIB), today's hiking conditions are rated Good: temperature 4–13 °C, lowest feels-like 6 °C, maximum wind 15 km/h, rain 0.4 mm. This is model data, not an official BMKG warning.

What time is sunrise on the summit of Gunung Merbabu tomorrow?

Around 05:10 WIB (Wednesday, 4 November 2026), calculated for the standard horizon. Sunset is around 17:33 WIB.

How cold is the summit of Gunung Merbabu this week?

The lowest summit temperature over the next 7 days is forecast at 4 °C; with wind it can feel colder. Bring warm layers and rain gear.

Which hiking routes up Gunung Merbabu are on the open map?

Routes mapped in OpenStreetMap: Route via Wekas (± 4.8 km, ascent ± 1,396 m); Route via Selo (± 4.9 km, ascent ± 1,296 m); Route via Grenden (± 5.0 km, ascent ± 1,580 m); Route via Suwanting (± 5.0 km, ascent ± 1,712 m); Route via Thekelan (± 5.4 km, ascent ± 1,513 m). Figures are estimates from OSM and DEM data.

Does hiking Gunung Merbabu need a SIMAKSI permit or booking?

Hiking on Gunung Merbabu is managed by Balai Taman Nasional Gunung Merbabu. Official online booking/SIMAKSI: https://booking.tngunungmerbabu.org/. Open/closed status and quotas must be checked directly on the manager's official channels.

Is Gunung Merbabu an active volcano?

Gunung Merbabu is listed as a volcano in Wikidata. The current activity level (Normal/Waspada/Siaga/Awas) can only be confirmed at MAGMA Indonesia (PVMBG).

Sources

Coordinates: OpenStreetMap node 262268929
Elevation: Wikidata Q598893 (P2044)
Province: derived from the coordinates via OpenStreetMap Nominatim (reverse geocoding of the coordinates)
Weather: MET Norway Locationforecast 2.0 (CC BY 4.0), with elevation adjustment to 3,142 m
Wikipedia (ID)
Wikipedia (EN)

Method note: temperature is adjusted to summit elevation by MET Norway; wind and rain come from the global model grid, so real wind on an exposed summit can be stronger. Gust data is not available from the global model for Indonesia. Sunrise/sunset times are calculated for the standard horizon. Full details on data & methods.

Important: the forecasts on this site are automatically processed numerical model output (MET Norway), not official BMKG warnings and not volcano status. Always check BMKG, activity status at MAGMA Indonesia (PVMBG), and trail opening/closure announcements from the national park or basecamp before you climb.