Sumedang climate

Name: Sumedang
Address: ID

Sumedang is warmest in September, with average highs of 31 °C, and coldest in July, when nights average 20 °C. December is the wettest month (439 mm) and August the driest (23 mm). Figures are 1991–2020 climate normals.

Across a full year Sumedang averages 2,652 mm of rain and 355 days above 25 °C.

Indonesia · population 200,000 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month September 31 °C
Coldest month July 20 °C
Driest month August 23 mm
Wettest month December 439 mm
Least cloud August 54 % cloud
Hottest on record October 36 °C
Coldest on record July 16 °C

What to expectSumedang through the year

Sumedang changes little through the year. Average daily highs stay between 29 and 31 °C, so no month stands out as a season in the way it would further from the equator.

Counted across a normal year, 355 days a year reach 25 °C, 67 of them reach 30 °C. The warmest reading in the 1991–2020 record is 36 °C, in October.

Rain is strongly seasonal. December averages 439 mm against 23 mm in August — 19 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	26.6 °C	419 mm	91 %
February	26.6 °C	389 mm	93 %
March	27.2 °C	397 mm	87 %
April	27.5 °C	272 mm	81 %
May	27.9 °C	120 mm	65 %
June	28.2 °C	71 mm	58 %
July	28.8 °C	43 mm	55 %
August	29.9 °C	23 mm	54 %
September	30.7 °C	46 mm	60 %
October	30.1 °C	125 mm	71 %
November	28.5 °C	310 mm	84 %
December	27.2 °C	439 mm	91 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	26.6 °C	20.4 °C	22.9 °C	30.4 °C	18.1 °C	27	0
February	26.6 °C	20.4 °C	22.8 °C	31.1 °C	18.2 °C	26	0
March	27.2 °C	20.5 °C	23.2 °C	29.5 °C	17.0 °C	30	0
April	27.5 °C	20.7 °C	23.5 °C	29.8 °C	18.3 °C	30	0
May	27.9 °C	20.6 °C	23.7 °C	30.6 °C	16.0 °C	31	0
June	28.2 °C	20.1 °C	23.7 °C	32.0 °C	16.3 °C	30	2
July	28.8 °C	19.7 °C	23.8 °C	33.1 °C	15.8 °C	31	7
August	29.9 °C	19.9 °C	24.4 °C	33.1 °C	16.6 °C	31	15
September	30.7 °C	20.6 °C	25.0 °C	34.1 °C	16.2 °C	30	21
October	30.1 °C	21.1 °C	24.9 °C	35.6 °C	17.3 °C	31	16
November	28.5 °C	21.1 °C	24.0 °C	35.6 °C	18.3 °C	29	6
December	27.2 °C	20.7 °C	23.2 °C	31.6 °C	17.7 °C	29	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	419 mm	30	12 h/day	91 %	91 %	9.1 km/h
February	389 mm	28	12 h/day	93 %	92 %	9.6 km/h
March	397 mm	30	12 h/day	87 %	91 %	8.1 km/h
April	272 mm	26	12 h/day	81 %	89 %	7.2 km/h
May	120 mm	17	12 h/day	65 %	86 %	7.6 km/h
June	71 mm	11	12 h/day	58 %	81 %	8.2 km/h
July	43 mm	7	12 h/day	55 %	74 %	9.5 km/h
August	23 mm	4	12 h/day	54 %	68 %	10 km/h
September	46 mm	6	12 h/day	60 %	67 %	10 km/h
October	125 mm	15	12 h/day	71 %	74 %	9.1 km/h
November	310 mm	25	12 h/day	84 %	85 %	7.7 km/h
December	439 mm	29	13 h/day	91 %	90 %	7.9 km/h

How Sumedang compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Sumedang	31 °C	20 °C	2,652 mm	355
Lembang · Indonesia	25 °C	16 °C	2,914 mm	34
Bandung · Indonesia	28 °C	19 °C	3,437 mm	333
Cimahi · Indonesia	27 °C	18 °C	2,953 mm	282
Banjaran · Indonesia	29 °C	19 °C	3,359 mm	342
Padalarang · Indonesia	28 °C	19 °C	2,892 mm	320
Tasikmalaya · Indonesia	28 °C	20 °C	3,322 mm	344

Planning a trip? See the best time to visit Sumedang.

QuestionsCommon questions about Sumedang’s climate

When is the best time to visit Sumedang?

That depends on what you want, so the honest answer is a comparison rather than a single month. January, February, March sit closest to 20 °C on average, September is the warmest month and August the driest. The month-by-month table above has the full picture.

How hot does Sumedang get?

In September, the warmest month, daily highs average 31 °C. About 67 days a year pass 30 °C. The highest value in the 1991–2020 record is 36 °C.

How cold does it get in winter?

Nights average 20 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Sumedang?

December, averaging 439 mm over 29 days with rain. The driest month is August with 23 mm. The year as a whole averages 2,652 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Sumedang rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: -6.859°, 107.916° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.