Monthly Climate
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Best time to visit Batam

February is the best time to visit Batam for general sightseeing, with average highs of 28 °C and about 13 wet days.

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 February comfort 57/100
A beach holiday February sea 28 °C
The least cloud June 73 % average cloud cover
The least rain February 96 mm
Warmth May 29 °C
Cooler weather January 27 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 February 57 28 °C 13 77
2 January 51 27 °C 19 73
3 November 51 28 °C 28 69
4 October 50 28 °C 25 69
5 December 50 27 °C 25 72
6 April 49 29 °C 26 67
7 September 49 28 °C 21 70
8 March 49 28 °C 21 71
9 August 48 28 °C 23 70
10 May 48 29 °C 27 66
11 July 48 28 °C 23 68
12 June 47 29 °C 23 67

For a beach holiday

February scores highest, with a sea temperature of 28 °C and air temperatures around 28 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 28 °C 27 °C 83 % 73
February 28 °C 28 °C 77 % 77
March 29 °C 28 °C 74 % 71
April 30 °C 29 °C 77 % 67
May 30 °C 29 °C 76 % 66
June 30 °C 29 °C 73 % 67
July 29 °C 28 °C 74 % 68
August 29 °C 28 °C 75 % 70
September 29 °C 28 °C 77 % 70
October 29 °C 28 °C 82 % 69
November 29 °C 28 °C 89 % 69
December 28 °C 27 °C 89 % 72

When to think twice

June scores lowest with about 23 wet days and highs near 29 °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 27.2 °C 199 mm 83 %
February 27.8 °C 96 mm 77 %
March 28.3 °C 152 mm 74 %
April 28.5 °C 187 mm 77 %
May 28.6 °C 221 mm 76 %
June 28.6 °C 189 mm 73 %
July 28.2 °C 180 mm 74 %
August 28.2 °C 157 mm 75 %
September 28.2 °C 146 mm 77 %
October 28.1 °C 199 mm 82 %
November 27.6 °C 285 mm 89 %
December 27.3 °C 302 mm 89 %

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.