Monthly Climate
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Best time to visit Karşıyaka

October is the best time to visit Karşıyaka for general sightseeing, with average highs of 24 °C and about 5 wet days. The comfortable season runs roughly April to May. The sea stays above 20 °C from June to October.

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 October comfort 95/100
A beach holiday September sea 23 °C
The least cloud July 4 % average cloud cover
The least rain July 2 mm
Warmth August 35 °C
Cooler weather January 12 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 October 95 24 °C 5 80
2 May 92 26 °C 6 77
3 April 90 20 °C 7 47
4 November 81 18 °C 8 47
5 September 80 30 °C 3 93
6 June 75 32 °C 3 86
7 March 71 16 °C 8 28
8 August 60 35 °C 1 78
9 July 60 35 °C 1 77
10 February 57 13 °C 10 19
11 December 57 13 °C 11 21
12 January 52 12 °C 10 19

For a beach holiday

September scores highest, with a sea temperature of 23 °C and air temperatures around 30 °C. The sea is above 20 °C from June to October.

Month Sea Air Sunshine Beach score
January 16 °C 12 °C 51 % 19
February 16 °C 13 °C 52 % 19
March 16 °C 16 °C 46 % 28
April 17 °C 20 °C 44 % 47
May 19 °C 26 °C 33 % 77
June 22 °C 32 °C 15 % 86
July 23 °C 35 °C 4 % 77
August 24 °C 35 °C 4 % 78
September 23 °C 30 °C 14 % 93
October 21 °C 24 °C 32 % 80
November 19 °C 18 °C 44 % 47
December 17 °C 13 °C 54 % 21

When to think twice

January scores lowest with about 10 wet days and highs near 12 °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 11.8 °C 97 mm 51 %
February 13.1 °C 90 mm 52 %
March 16.1 °C 75 mm 46 %
April 20.4 °C 54 mm 44 %
May 26.1 °C 37 mm 33 %
June 31.6 °C 12 mm 15 %
July 35.3 °C 2 mm 4 %
August 35.3 °C 3 mm 4 %
September 30.1 °C 22 mm 14 %
October 24.0 °C 61 mm 32 %
November 17.9 °C 90 mm 44 %
December 13.0 °C 102 mm 54 %

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.