Monthly Climate
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Best time to visit Marseille

June is the best time to visit Marseille for general sightseeing, with average highs of 25 °C and about 4 wet days. The comfortable season runs roughly May to October. The sea stays above 20 °C from July to September.

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 June comfort 92/100
A beach holiday August sea 22 °C
The least cloud July 23 % average cloud cover
The least rain July 14 mm
Warmth August 28 °C
Cooler weather January 11 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 June 92 25 °C 4 78
2 May 91 21 °C 6 49
3 September 91 24 °C 6 76
4 October 86 20 °C 8 52
5 July 83 28 °C 2 91
6 August 82 28 °C 3 96
7 April 78 17 °C 8 26
8 March 70 15 °C 6 21
9 November 67 15 °C 9 25
10 December 58 12 °C 7 20
11 February 58 12 °C 6 19
12 January 55 11 °C 6 18

For a beach holiday

August scores highest, with a sea temperature of 22 °C and air temperatures around 28 °C. The sea is above 20 °C from July to September.

Month Sea Air Sunshine Beach score
January 13 °C 11 °C 50 % 18
February 13 °C 12 °C 45 % 19
March 13 °C 15 °C 44 % 21
April 14 °C 17 °C 47 % 26
May 16 °C 21 °C 47 % 49
June 19 °C 25 °C 35 % 78
July 21 °C 28 °C 23 % 91
August 22 °C 28 °C 29 % 96
September 21 °C 24 °C 40 % 76
October 19 °C 20 °C 53 % 52
November 17 °C 15 °C 53 % 25
December 15 °C 12 °C 51 % 20

When to think twice

January scores lowest with about 6 wet days and highs near 11 °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 11.1 °C 52 mm 50 %
February 11.6 °C 41 mm 45 %
March 14.6 °C 39 mm 44 %
April 17.0 °C 66 mm 47 %
May 20.6 °C 52 mm 47 %
June 24.8 °C 31 mm 35 %
July 27.5 °C 14 mm 23 %
August 27.7 °C 22 mm 29 %
September 23.7 °C 72 mm 40 %
October 19.6 °C 83 mm 53 %
November 14.7 °C 91 mm 53 %
December 11.7 °C 54 mm 51 %

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.