Monthly Climate
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Best time to visit Tunis

May is the best time to visit Tunis for general sightseeing, with average highs of 25 °C and about 4 wet days. The comfortable season runs roughly April to May. The sea stays above 20 °C from June 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 May comfort 93/100
A beach holiday September sea 25 °C
The least cloud July 10 % average cloud cover
The least rain July 2 mm
Warmth August 33 °C
Cooler weather January 15 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 May 93 25 °C 4 74
2 April 89 21 °C 7 46
3 November 89 20 °C 8 59
4 October 88 25 °C 7 86
5 March 81 18 °C 7 32
6 June 80 29 °C 2 91
7 September 78 29 °C 5 94
8 December 75 16 °C 8 35
9 January 70 15 °C 8 24
10 February 69 15 °C 8 21
11 July 68 33 °C 0 88
12 August 66 33 °C 2 87

For a beach holiday

September scores highest, with a sea temperature of 25 °C and air temperatures around 29 °C. The sea is above 20 °C from June to November.

Month Sea Air Sunshine Beach score
January 16 °C 15 °C 50 % 24
February 15 °C 15 °C 48 % 21
March 15 °C 18 °C 47 % 32
April 16 °C 21 °C 45 % 46
May 18 °C 25 °C 38 % 74
June 21 °C 29 °C 25 % 91
July 25 °C 33 °C 10 % 88
August 26 °C 33 °C 16 % 87
September 25 °C 29 °C 37 % 94
October 23 °C 25 °C 46 % 86
November 20 °C 20 °C 49 % 59
December 17 °C 16 °C 49 % 35

When to think twice

August scores lowest with about 2 wet days and highs near 33 °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 15.2 °C 47 mm 50 %
February 15.5 °C 49 mm 48 %
March 18.0 °C 47 mm 47 %
April 20.8 °C 42 mm 45 %
May 24.9 °C 25 mm 38 %
June 29.5 °C 11 mm 25 %
July 32.6 °C 2 mm 10 %
August 33.0 °C 9 mm 16 %
September 29.0 °C 39 mm 37 %
October 25.1 °C 47 mm 46 %
November 20.0 °C 46 mm 49 %
December 16.3 °C 46 mm 49 %

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.