Banjar climate

Name: Banjar
Address: ID

Banjar is warmest in September, with average highs of 20 °C, and coldest in August, when nights average 12 °C. November is the wettest month (479 mm) and August the driest (110 mm). Figures are 1991–2020 climate normals.

Indonesia · population 209,791 · 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 20 °C
Coldest month August 12 °C
Driest month August 110 mm
Wettest month November 479 mm
Least cloud August 68 % cloud
Hottest on record October 24 °C
Coldest on record July 7.4 °C

What to expectBanjar through the year

Banjar changes little through the year. Average daily highs stay between 20 and 20 °C, so no month stands out as a season in the way it would further from the equator.

Rain is strongly seasonal. November averages 479 mm against 110 mm in August — 4.4 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	19.0 °C	410 mm	94 %
February	19.1 °C	392 mm	95 %
March	19.5 °C	445 mm	92 %
April	19.8 °C	382 mm	89 %
May	20.1 °C	231 mm	77 %
June	19.8 °C	173 mm	71 %
July	19.5 °C	128 mm	69 %
August	19.9 °C	110 mm	68 %
September	20.2 °C	165 mm	73 %
October	20.0 °C	352 mm	82 %
November	19.5 °C	479 mm	91 %
December	19.0 °C	470 mm	95 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low
January	19.0 °C	13.7 °C	15.7 °C	21.9 °C	10.1 °C
February	19.1 °C	13.7 °C	15.7 °C	21.7 °C	10.5 °C
March	19.5 °C	13.7 °C	15.9 °C	22.2 °C	11.0 °C
April	19.8 °C	13.8 °C	16.2 °C	22.0 °C	9.9 °C
May	20.1 °C	13.6 °C	16.3 °C	22.4 °C	8.3 °C
June	19.8 °C	12.8 °C	15.9 °C	22.2 °C	8.8 °C
July	19.5 °C	12.0 °C	15.4 °C	22.4 °C	7.4 °C
August	19.9 °C	11.9 °C	15.5 °C	23.6 °C	7.5 °C
September	20.2 °C	12.5 °C	15.8 °C	23.8 °C	8.0 °C
October	20.0 °C	13.3 °C	16.1 °C	24.1 °C	8.9 °C
November	19.5 °C	13.9 °C	16.0 °C	22.8 °C	8.6 °C
December	19.0 °C	13.9 °C	15.8 °C	21.9 °C	10.5 °C

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	410 mm	29	12 h/day	94 %	91 %	9.2 km/h
February	392 mm	28	12 h/day	95 %	91 %	9.1 km/h
March	445 mm	30	12 h/day	92 %	90 %	7.9 km/h
April	382 mm	28	12 h/day	89 %	90 %	6.4 km/h
May	231 mm	23	12 h/day	77 %	88 %	5.8 km/h
June	173 mm	17	12 h/day	71 %	87 %	6.1 km/h
July	128 mm	16	12 h/day	69 %	85 %	6.4 km/h
August	110 mm	14	12 h/day	68 %	83 %	6.6 km/h
September	165 mm	18	12 h/day	73 %	83 %	6.7 km/h
October	352 mm	24	12 h/day	82 %	86 %	6.5 km/h
November	479 mm	27	12 h/day	91 %	90 %	6.6 km/h
December	470 mm	30	13 h/day	95 %	91 %	8.5 km/h

How Banjar 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
Banjar	20 °C	12 °C	3,738 mm	0
Banjaran · Indonesia	29 °C	19 °C	3,359 mm	342
Bandung · Indonesia	28 °C	19 °C	3,437 mm	333
Cimahi · Indonesia	27 °C	18 °C	2,953 mm	282
Padalarang · Indonesia	28 °C	19 °C	2,892 mm	320
Lembang · Indonesia	25 °C	16 °C	2,914 mm	34
Cianjur · Indonesia	30 °C	20 °C	2,458 mm	358

Where Banjar ranks

Ranking	Position	Value
The coolest places in Asia in July	5thof 50	20 °C
The coolest places in Asia in August	6thof 50	20 °C
The coolest places in Asia in June	10thof 50	20 °C
The coolest places in Asia in September	43rdof 50	20 °C

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

QuestionsCommon questions about Banjar’s climate

When is the best time to visit Banjar?

That depends on what you want, so the honest answer is a comparison rather than a single month. April, May, October 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 Banjar get?

In September, the warmest month, daily highs average 20 °C. The highest value in the 1991–2020 record is 24 °C.

How cold does it get in winter?

Nights average 12 °C in August, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Banjar?

November, averaging 479 mm over 27 days with rain. The driest month is August with 110 mm. The year as a whole averages 3,738 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 Banjar 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
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.