Monthly Climate
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Best time to visit Sfax

November is the best time to visit Sfax for general sightseeing, with average highs of 21 °C and about 3 wet days. The comfortable season runs roughly March to May. The sea stays above 20 °C from May to November.

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 93/100
A beach holiday June sea 24 °C
The least cloud July 7 % average cloud cover
The least rain July 0 mm
Warmth August 32 °C
Cooler weather January 16 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 November 93 21 °C 3 77
2 April 91 22 °C 3 64
3 May 88 25 °C 2 86
4 March 88 19 °C 4 47
5 October 85 26 °C 4 96
6 December 81 17 °C 3 49
7 February 79 17 °C 4 36
8 January 76 16 °C 3 36
9 June 76 29 °C 1 97
10 September 71 29 °C 3 97
11 July 65 32 °C 0 90
12 August 62 32 °C 1 86

For a beach holiday

June scores highest, with a sea temperature of 24 °C and air temperatures around 29 °C. The sea is above 20 °C from May to November.

Month Sea Air Sunshine Beach score
January 15 °C 16 °C 37 % 36
February 15 °C 17 °C 36 % 36
March 16 °C 19 °C 36 % 47
April 18 °C 22 °C 36 % 64
May 20 °C 25 °C 32 % 86
June 24 °C 29 °C 19 % 97
July 27 °C 32 °C 7 % 90
August 28 °C 32 °C 11 % 86
September 27 °C 29 °C 31 % 97
October 25 °C 26 °C 38 % 96
November 22 °C 21 °C 37 % 77
December 18 °C 17 °C 36 % 49

When to think twice

August scores lowest with about 1 wet days and highs near 32 °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 16.1 °C 20 mm 37 %
February 16.9 °C 16 mm 36 %
March 19.4 °C 23 mm 36 %
April 21.8 °C 15 mm 36 %
May 25.2 °C 8 mm 32 %
June 28.9 °C 3 mm 19 %
July 31.8 °C under 1 mm 7 %
August 32.3 °C 4 mm 11 %
September 29.2 °C 27 mm 31 %
October 26.0 °C 25 mm 38 %
November 21.1 °C 21 mm 37 %
December 17.2 °C 20 mm 36 %

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.