Monthly Climate
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Best time to visit Miri

January is the best time to visit Miri for general sightseeing, with average highs of 28 °C and about 25 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 January comfort 51/100
A beach holiday February sea 27 °C
The least cloud March 81 % average cloud cover
The least rain March 140 mm
Warmth May 30 °C
Cooler weather January 28 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 January 51 28 °C 25 72
2 February 51 28 °C 21 73
3 December 50 28 °C 28 70
4 November 50 29 °C 29 68
5 October 50 29 °C 28 68
6 March 49 29 °C 23 71
7 September 48 29 °C 25 66
8 July 48 29 °C 21 64
9 August 47 29 °C 23 65
10 April 47 29 °C 26 67
11 June 47 29 °C 21 64
12 May 46 30 °C 24 64

For a beach holiday

February scores highest, with a sea temperature of 27 °C and air temperatures around 28 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 28 °C 28 °C 86 % 72
February 27 °C 28 °C 84 % 73
March 28 °C 29 °C 81 % 71
April 29 °C 29 °C 81 % 67
May 30 °C 30 °C 84 % 64
June 30 °C 29 °C 83 % 64
July 30 °C 29 °C 83 % 64
August 30 °C 29 °C 84 % 65
September 30 °C 29 °C 86 % 66
October 29 °C 29 °C 90 % 68
November 29 °C 29 °C 90 % 68
December 29 °C 28 °C 91 % 70

When to think twice

May scores lowest with about 24 wet days and highs near 30 °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 236 mm 86 %
February 28.4 °C 154 mm 84 %
March 28.9 °C 140 mm 81 %
April 29.5 °C 181 mm 81 %
May 29.7 °C 205 mm 84 %
June 29.5 °C 202 mm 83 %
July 29.4 °C 195 mm 83 %
August 29.4 °C 198 mm 84 %
September 29.3 °C 211 mm 86 %
October 28.7 °C 293 mm 90 %
November 28.6 °C 296 mm 90 %
December 28.4 °C 320 mm 91 %

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.