Monthly Climate
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Best time to visit Riohacha

January is the best time to visit Riohacha for general sightseeing, with average highs of 30 °C and about 5 wet days. The comfortable season runs roughly December to March.

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 66/100
A beach holiday February sea 25 °C
The least cloud January 40 % average cloud cover
The least rain February 12 mm
Warmth July 33 °C
Cooler weather November 30 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 January 66 30 °C 5 91
2 February 64 31 °C 3 94
3 March 63 31 °C 4 90
4 December 57 30 °C 12 78
5 April 56 32 °C 9 78
6 July 51 33 °C 9 75
7 June 48 32 °C 12 69
8 November 47 30 °C 21 70
9 May 46 32 °C 16 66
10 October 46 30 °C 26 67
11 August 45 33 °C 15 61
12 September 42 31 °C 22 63

For a beach holiday

February scores highest, with a sea temperature of 25 °C and air temperatures around 31 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 25 °C 30 °C 40 % 91
February 25 °C 31 °C 44 % 94
March 25 °C 31 °C 56 % 90
April 26 °C 32 °C 78 % 78
May 27 °C 32 °C 85 % 66
June 28 °C 32 °C 76 % 69
July 27 °C 33 °C 72 % 75
August 28 °C 33 °C 75 % 61
September 29 °C 31 °C 81 % 63
October 29 °C 30 °C 79 % 67
November 28 °C 30 °C 71 % 70
December 27 °C 30 °C 54 % 78

When to think twice

September scores lowest with about 22 wet days and highs near 31 °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 30.3 °C 18 mm 40 %
February 31.0 °C 12 mm 44 %
March 31.5 °C 17 mm 56 %
April 31.7 °C 49 mm 78 %
May 31.5 °C 120 mm 85 %
June 32.2 °C 77 mm 76 %
July 33.1 °C 53 mm 72 %
August 32.8 °C 96 mm 75 %
September 31.3 °C 159 mm 81 %
October 30.0 °C 187 mm 79 %
November 29.5 °C 132 mm 71 %
December 29.8 °C 52 mm 54 %

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.