Monthly Climate
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Best time to visit Pekalongan

August is the best time to visit Pekalongan for general sightseeing, with average highs of 30 °C and about 11 wet days. The comfortable season runs roughly June to September.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking August comfort 63/100
A beach holiday August sea 29 °C
The least cloud August 60 % average cloud cover
The least rain August 74 mm
Warmth September 31 °C
Cooler weather February 28 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 August 63 30 °C 11 77
2 July 60 29 °C 14 71
3 September 57 31 °C 14 68
4 June 56 29 °C 16 66
5 February 51 28 °C 28 71
6 January 51 28 °C 30 70
7 March 50 29 °C 29 69
8 December 50 29 °C 29 67
9 April 49 29 °C 27 66
10 May 49 29 °C 21 65
11 November 48 29 °C 27 65
12 October 47 31 °C 21 64

For a beach holiday

August scores highest, with a sea temperature of 29 °C and air temperatures around 30 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 29 °C 28 °C 92 % 70
February 29 °C 28 °C 94 % 71
March 29 °C 29 °C 88 % 69
April 30 °C 29 °C 83 % 66
May 30 °C 29 °C 70 % 65
June 30 °C 29 °C 64 % 66
July 29 °C 29 °C 61 % 71
August 29 °C 30 °C 60 % 77
September 29 °C 31 °C 65 % 68
October 29 °C 31 °C 74 % 64
November 30 °C 29 °C 86 % 65
December 30 °C 29 °C 92 % 67

When to think twice

October scores lowest with about 21 wet days and highs near 31 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 28.3 °C 413 mm 92 %
February 28.2 °C 391 mm 94 %
March 28.7 °C 392 mm 88 %
April 29.1 °C 349 mm 83 %
May 29.4 °C 183 mm 70 %
June 29.3 °C 134 mm 64 %
July 29.4 °C 98 mm 61 %
August 30.0 °C 74 mm 60 %
September 30.8 °C 117 mm 65 %
October 30.6 °C 273 mm 74 %
November 29.4 °C 430 mm 86 %
December 28.8 °C 496 mm 92 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. 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.