Monthly Climate
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Best time to visit Mamoudzou

August is the best time to visit Mamoudzou for general sightseeing, with average highs of 26 °C and about 3 wet days. The comfortable season runs roughly 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 August comfort 80/100
A beach holiday August sea 26 °C
The least cloud August 23 % average cloud cover
The least rain July 12 mm
Warmth April 28 °C
Cooler weather August 26 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 August 80 26 °C 3 98
2 September 80 26 °C 5 96
3 July 77 26 °C 3 98
4 June 75 27 °C 3 98
5 October 73 27 °C 7 91
6 May 69 28 °C 6 89
7 November 65 28 °C 10 83
8 April 57 28 °C 14 71
9 December 53 28 °C 18 70
10 March 49 28 °C 20 68
11 January 48 28 °C 22 70
12 February 48 28 °C 20 69

For a beach holiday

August scores highest, with a sea temperature of 26 °C and air temperatures around 26 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 29 °C 28 °C 79 % 70
February 29 °C 28 °C 76 % 69
March 30 °C 28 °C 64 % 68
April 29 °C 28 °C 41 % 71
May 29 °C 28 °C 28 % 89
June 27 °C 27 °C 26 % 98
July 26 °C 26 °C 26 % 98
August 26 °C 26 °C 23 % 98
September 26 °C 26 °C 23 % 96
October 27 °C 27 °C 28 % 91
November 28 °C 28 °C 37 % 83
December 29 °C 28 °C 56 % 70

When to think twice

February scores lowest with about 20 wet days and highs near 28 °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 28.0 °C 234 mm 79 %
February 28.1 °C 198 mm 76 %
March 28.3 °C 171 mm 64 %
April 28.3 °C 71 mm 41 %
May 27.7 °C 24 mm 28 %
June 26.5 °C 13 mm 26 %
July 25.7 °C 12 mm 26 %
August 25.7 °C 13 mm 23 %
September 26.2 °C 17 mm 23 %
October 27.0 °C 25 mm 28 %
November 27.7 °C 46 mm 37 %
December 28.0 °C 113 mm 56 %

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.