Monthly Climate
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Best time to visit Idkū

November is the best time to visit Idkū for general sightseeing, with average highs of 23 °C and about 4 wet days. The comfortable season runs roughly February to May. The sea stays above 20 °C from May to December.

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 November comfort 95/100
A beach holiday October sea 26 °C
The least cloud July 9 % average cloud cover
The least rain August 0 mm
Warmth August 31 °C
Cooler weather January 17 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 November 95 23 °C 4 88
2 April 94 24 °C 1 78
3 March 94 21 °C 2 60
4 December 93 19 °C 5 62
5 February 88 18 °C 5 47
6 May 86 27 °C 0 93
7 January 83 17 °C 7 44
8 October 83 28 °C 2 100
9 June 75 30 °C 0 97
10 September 72 30 °C 0 95
11 July 68 31 °C 0 94
12 August 66 31 °C 0 91

For a beach holiday

October scores highest, with a sea temperature of 26 °C and air temperatures around 28 °C. The sea is above 20 °C from May to December.

Month Sea Air Sunshine Beach score
January 18 °C 17 °C 44 % 44
February 17 °C 18 °C 41 % 47
March 17 °C 21 °C 34 % 60
April 19 °C 24 °C 28 % 78
May 21 °C 27 °C 22 % 93
June 24 °C 30 °C 9 % 97
July 27 °C 31 °C 9 % 94
August 28 °C 31 °C 12 % 91
September 27 °C 30 °C 13 % 95
October 26 °C 28 °C 24 % 100
November 23 °C 23 °C 38 % 88
December 20 °C 19 °C 44 % 62

When to think twice

August scores lowest with about 0 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 17.5 °C 33 mm 44 %
February 18.3 °C 22 mm 41 %
March 20.8 °C 12 mm 34 %
April 24.2 °C 4 mm 28 %
May 27.3 °C 1 mm 22 %
June 29.6 °C under 1 mm 9 %
July 30.8 °C under 1 mm 9 %
August 31.3 °C under 1 mm 12 %
September 30.2 °C 1 mm 13 %
October 27.6 °C 7 mm 24 %
November 23.4 °C 19 mm 38 %
December 19.4 °C 25 mm 44 %

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.