Purwokerto climate

Name: Purwokerto
Address: ID

Purwokerto is warmest in October, with average highs of 30 °C, and coldest in August, when nights average 21 °C. December is the wettest month (436 mm) and August the driest (67 mm). Figures are 1991–2020 climate normals.

Across a full year Purwokerto averages 2,989 mm of rain and 365 days above 25 °C.

Indonesia · population 230,235 · 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 October 30 °C
Coldest month August 21 °C
Driest month August 67 mm
Wettest month December 436 mm
Least cloud August 63 % cloud
Hottest on record October 34 °C
Coldest on record August 16 °C

What to expectPurwokerto through the year

Purwokerto changes little through the year. Average daily highs stay between 29 and 30 °C, so no month stands out as a season in the way it would further from the equator.

Counted across a normal year, 365 days a year reach 25 °C, 67 of them reach 30 °C. The warmest reading in the 1991–2020 record is 34 °C, in October.

Rain is strongly seasonal. December averages 436 mm against 67 mm in August — 6.5 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	29.0 °C	415 mm	91 %
February	29.3 °C	367 mm	92 %
March	29.4 °C	328 mm	87 %
April	29.4 °C	251 mm	82 %
May	29.4 °C	167 mm	68 %
June	28.8 °C	113 mm	65 %
July	28.3 °C	83 mm	64 %
August	28.6 °C	67 mm	63 %
September	29.3 °C	115 mm	71 %
October	29.5 °C	256 mm	79 %
November	28.9 °C	393 mm	89 %
December	28.7 °C	436 mm	92 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	29.0 °C	23.3 °C	25.7 °C	31.7 °C	20.3 °C	31	5
February	29.3 °C	23.4 °C	25.7 °C	31.7 °C	21.3 °C	28	8
March	29.4 °C	23.4 °C	25.9 °C	32.3 °C	21.0 °C	31	8
April	29.4 °C	23.4 °C	26.0 °C	31.6 °C	19.5 °C	30	7
May	29.4 °C	23.1 °C	25.9 °C	32.0 °C	17.6 °C	31	6
June	28.8 °C	22.3 °C	25.3 °C	31.4 °C	17.7 °C	30	3
July	28.3 °C	21.6 °C	24.6 °C	31.5 °C	16.6 °C	31	1
August	28.6 °C	21.3 °C	24.5 °C	31.4 °C	16.1 °C	31	3
September	29.3 °C	22.0 °C	25.1 °C	32.5 °C	17.2 °C	30	7
October	29.5 °C	23.0 °C	25.6 °C	33.8 °C	18.8 °C	31	10
November	28.9 °C	23.5 °C	25.6 °C	33.0 °C	20.7 °C	30	5
December	28.7 °C	23.5 °C	25.6 °C	31.5 °C	19.6 °C	31	4

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	415 mm	29	13 h/day	91 %	89 %	9.2 km/h
February	367 mm	27	12 h/day	92 %	89 %	8.8 km/h
March	328 mm	28	12 h/day	87 %	89 %	8.5 km/h
April	251 mm	26	12 h/day	82 %	89 %	8.0 km/h
May	167 mm	21	12 h/day	68 %	87 %	9.2 km/h
June	113 mm	16	12 h/day	65 %	87 %	10 km/h
July	83 mm	12	12 h/day	64 %	85 %	13 km/h
August	67 mm	9	12 h/day	63 %	83 %	15 km/h
September	115 mm	13	12 h/day	71 %	82 %	15 km/h
October	256 mm	21	12 h/day	79 %	85 %	12 km/h
November	393 mm	27	12 h/day	89 %	88 %	9.5 km/h
December	436 mm	29	13 h/day	92 %	89 %	9.6 km/h

How Purwokerto 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
Purwokerto	30 °C	21 °C	2,989 mm	365
Cilacap · Indonesia	28 °C	23 °C	2,673 mm	365
Pemalang · Indonesia	31 °C	23 °C	3,084 mm	365
Tegal · Indonesia	32 °C	23 °C	2,945 mm	365
Pekalongan · Indonesia	31 °C	23 °C	3,350 mm	365
Cirebon · Indonesia	32 °C	24 °C	2,051 mm	365
Tasikmalaya · Indonesia	28 °C	20 °C	3,322 mm	344

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

QuestionsCommon questions about Purwokerto’s climate

When is the best time to visit Purwokerto?

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

How hot does Purwokerto get?

In October, the warmest month, daily highs average 30 °C. About 67 days a year pass 30 °C. The highest value in the 1991–2020 record is 34 °C.

How cold does it get in winter?

Nights average 21 °C in August, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Purwokerto?

December, averaging 436 mm over 29 days with rain. The driest month is August with 67 mm. The year as a whole averages 2,989 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 Purwokerto 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: -7.421°, 109.234° (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.