Monthly Climate
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Best time to visit Mar del Plata

March is the best time to visit Mar del Plata for general sightseeing, with average highs of 23 °C and about 8 wet days. The comfortable season runs roughly November to April.

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 March comfort 88/100
A beach holiday February sea 20 °C
The least cloud December 44 % average cloud cover
The least rain May 45 mm
Warmth January 25 °C
Cooler weather July 12 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 March 88 23 °C 8 66
2 December 86 24 °C 9 59
3 February 85 24 °C 8 73
4 April 84 19 °C 8 46
5 January 83 25 °C 9 72
6 November 83 20 °C 10 36
7 May 74 16 °C 6 29
8 October 74 17 °C 9 23
9 September 66 15 °C 7 18
10 August 63 14 °C 6 19
11 June 62 13 °C 6 19
12 July 57 12 °C 6 19

For a beach holiday

February scores highest, with a sea temperature of 20 °C and air temperatures around 24 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 20 °C 25 °C 44 % 72
February 20 °C 24 °C 46 % 73
March 20 °C 23 °C 48 % 66
April 18 °C 19 °C 53 % 46
May 15 °C 16 °C 60 % 29
June 13 °C 13 °C 60 % 19
July 11 °C 12 °C 60 % 19
August 10 °C 14 °C 57 % 19
September 11 °C 15 °C 57 % 18
October 13 °C 17 °C 56 % 23
November 15 °C 20 °C 49 % 36
December 17 °C 24 °C 44 % 59

When to think twice

July scores lowest with about 6 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 25.2 °C 87 mm 44 %
February 24.3 °C 78 mm 46 %
March 22.5 °C 70 mm 48 %
April 19.1 °C 77 mm 53 %
May 15.8 °C 45 mm 60 %
June 12.9 °C 52 mm 60 %
July 11.8 °C 50 mm 60 %
August 13.5 °C 55 mm 57 %
September 14.7 °C 57 mm 57 %
October 17.4 °C 80 mm 56 %
November 20.5 °C 84 mm 49 %
December 23.7 °C 75 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.