Monthly Climate
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Best time to visit Delmas

January is the best time to visit Delmas for general sightseeing, with average highs of 30 °C and about 6 wet days. The comfortable season runs roughly December to February.

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 January comfort 75/100
A beach holiday January sea 28 °C
The least cloud January 38 % average cloud cover
The least rain January 23 mm
Warmth July 33 °C
Cooler weather December 30 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 January 75 30 °C 6 89
2 December 73 30 °C 6 87
3 February 71 30 °C 7 86
4 March 61 30 °C 14 71
5 November 61 30 °C 14 69
6 April 53 31 °C 18 67
7 May 48 31 °C 22 66
8 October 47 31 °C 22 62
9 June 46 32 °C 18 59
10 July 44 33 °C 18 54
11 September 44 32 °C 23 57
12 August 41 33 °C 21 54

For a beach holiday

January scores highest, with a sea temperature of 28 °C and air temperatures around 30 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 28 °C 30 °C 38 % 89
February 28 °C 30 °C 39 % 86
March 28 °C 30 °C 48 % 71
April 28 °C 31 °C 54 % 67
May 29 °C 31 °C 66 % 66
June 29 °C 32 °C 63 % 59
July 30 °C 33 °C 57 % 54
August 30 °C 33 °C 63 % 54
September 30 °C 32 °C 69 % 57
October 30 °C 31 °C 68 % 62
November 29 °C 30 °C 57 % 69
December 29 °C 30 °C 42 % 87

When to think twice

August scores lowest with about 21 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 29.8 °C 23 mm 38 %
February 30.4 °C 39 mm 39 %
March 30.4 °C 94 mm 48 %
April 30.6 °C 149 mm 54 %
May 30.7 °C 222 mm 66 %
June 32.1 °C 131 mm 63 %
July 33.1 °C 114 mm 57 %
August 32.8 °C 175 mm 63 %
September 31.7 °C 199 mm 69 %
October 30.7 °C 187 mm 68 %
November 29.8 °C 88 mm 57 %
December 29.7 °C 33 mm 42 %

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.