Sorong climate

Name: Sorong
Address: ID

Sorong is warmest in October, with average highs of 30 °C, and coldest in August, when nights average 24 °C. April is the wettest month (373 mm) and August the driest (222 mm). Figures are 1991–2020 climate normals.

Across a full year Sorong averages 3,577 mm of rain and 365 days above 25 °C.

Indonesia · population 219,958 · 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 24 °C
Driest month August 222 mm
Wettest month April 373 mm
Least cloud August 78 % cloud
Hottest on record April 46 °C
Coldest on record April 22 °C
Warmest sea November 30 °C

What to expectSorong through the year

Sorong 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, 70 of them reach 30 °C. The warmest reading in the 1991–2020 record is 46 °C, in April.

Rain is spread fairly evenly through the year, from 222 mm in August to 373 mm in April. There is no dry season to aim for.

The sea off Sorong is warmest in November at 30 °C and coldest in February at 29 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	28.9 °C	305 mm	91 %
February	28.9 °C	267 mm	92 %
March	29.1 °C	348 mm	90 %
April	29.3 °C	373 mm	90 %
May	29.5 °C	315 mm	81 %
June	29.0 °C	311 mm	82 %
July	28.7 °C	273 mm	80 %
August	28.9 °C	222 mm	78 %
September	29.4 °C	261 mm	80 %
October	29.7 °C	270 mm	82 %
November	29.5 °C	290 mm	88 %
December	29.2 °C	342 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	28.9 °C	24.4 °C	26.2 °C	33.3 °C	22.1 °C	31	3
February	28.9 °C	24.5 °C	26.2 °C	41.2 °C	22.4 °C	28	2
March	29.1 °C	24.3 °C	26.2 °C	38.8 °C	22.2 °C	31	4
April	29.3 °C	24.2 °C	26.2 °C	46.3 °C	21.8 °C	30	7
May	29.5 °C	24.4 °C	26.3 °C	39.1 °C	22.5 °C	31	9
June	29.0 °C	24.0 °C	25.9 °C	32.8 °C	22.0 °C	30	4
July	28.7 °C	23.8 °C	25.6 °C	34.6 °C	21.9 °C	31	2
August	28.9 °C	23.8 °C	25.7 °C	35.5 °C	21.8 °C	31	4
September	29.4 °C	23.9 °C	26.0 °C	40.0 °C	21.9 °C	30	8
October	29.7 °C	24.2 °C	26.3 °C	34.0 °C	22.2 °C	31	12
November	29.5 °C	24.3 °C	26.4 °C	34.5 °C	22.3 °C	30	9
December	29.2 °C	24.4 °C	26.3 °C	36.1 °C	22.3 °C	31	6

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	305 mm	27	12 h/day	91 %	89 %	10 km/h	29.2 °C
February	267 mm	24	12 h/day	92 %	88 %	11 km/h	29.0 °C
March	348 mm	28	12 h/day	90 %	89 %	9.7 km/h	29.2 °C
April	373 mm	29	12 h/day	90 %	90 %	8.4 km/h	29.4 °C
May	315 mm	28	12 h/day	81 %	89 %	8.5 km/h	29.5 °C
June	311 mm	25	12 h/day	82 %	89 %	9.9 km/h	29.5 °C
July	273 mm	23	12 h/day	80 %	87 %	12 km/h	29.2 °C
August	222 mm	20	12 h/day	78 %	86 %	13 km/h	29.1 °C
September	261 mm	23	12 h/day	80 %	86 %	11 km/h	29.3 °C
October	270 mm	24	12 h/day	82 %	87 %	9.6 km/h	29.6 °C
November	290 mm	27	12 h/day	88 %	89 %	8.4 km/h	29.7 °C
December	342 mm	29	12 h/day	92 %	90 %	8.7 km/h	29.6 °C

Where Sorong ranks

Ranking	Position	Value
Warmest sea temperatures in Asia in December	12th of 50	30 °C
Warmest sea temperatures in Asia in January	15th of 50	29 °C
Warmest sea temperatures in the world in December	15th of 50	30 °C
Warmest sea temperatures in Asia in February	17th of 50	29 °C
Warmest sea temperatures in Asia in November	17th of 50	30 °C
Warmest sea temperatures in the world in November	20th of 50	30 °C

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

QuestionsCommon questions about Sorong’s climate

When is the best time to visit Sorong?

That depends on what you want, so the honest answer is a comparison rather than a single month. June, July, August 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 Sorong get?

In October, the warmest month, daily highs average 30 °C. About 70 days a year pass 30 °C. The highest value in the 1991–2020 record is 46 °C.

How cold does it get in winter?

Nights average 24 °C in August, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Sorong?

April, averaging 373 mm over 29 days with rain. The driest month is August with 222 mm. The year as a whole averages 3,577 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 Sorong 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: -0.880°, 131.261° (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.