Riohacha weather in July

In July, Riohacha has daytime highs averaging 33 °C, nights around 26 °C, with 8.5 wet days, and a sea temperature of 27 °C. Figures are 1991–2020 climate normals.

  1. Jan 26°
  2. Feb 27°
  3. Mar 27°
  4. Apr 28°
  5. May 28°
  6. Jun 28°
  7. Jul 29°
  8. Aug 28°
  9. Sep 27°
  10. Oct 27°
  11. Nov 26°
  12. Dec 26°

Daily temperatures through July

23°30°36°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 33.6 °C and lows bottom out at 25.3 °C.

How July develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

DaysAvg highAvg lowChance of rain
1–10 July32.8 °C25.6 °C30 %
11–20 July33.0 °C25.6 °C26 %
21–31 July33.3 °C25.7 °C26 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in July. Wettest date over the 30 years: July 5, at 40 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical July Share of the month
Days above 25 °C 31 of 31 100 %
Days above 30 °C 30 of 31 96 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 8.5 of 31 27 %

Conditions in July

MeasureAverage
Mean temperature 29 °C
Record high (1991–2020) 39 °C
Record low (1991–2020) 23 °C
Relative humidity 70 %
Wind speed 23 km/h
Cloud cover 72 %

Where Riohacha ranks in July

RankingPositionValue
The warmest places in South America in July21stof 5033 °C

July compared with the months around it

Month Avg high Rainfall Cloud
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 %

See all twelve months for Riohacha

Nearby destinations in July

Destination Avg high Wet days Sea
Riohacha 33 °C 8.5 27
Maicao 33 °C 7
Valledupar 29 °C 18
Santa Marta 29 °C 19 28
Maracaibo 32 °C 12 28
Cabimas 31 °C 27
Barranquilla 29 °C 19 28
Soledad 30 °C 19 28
Ciudad Ojeda 31 °C 27

QuestionsJuly in Riohacha, answered

How warm is Riohacha in July?

Daily highs average 33 °C and nights fall to about 26 °C, a spread of 7.5 °C between afternoon and dawn. That makes July the 1st warmest month of the year here.

Does it rain much in Riohacha in July?

July averages 53 mm of rain, spread over about 9 of the 31 days — 27 % of the month. Cloud cover averages 72 % of the sky.

Is the sea warm enough to swim in July?

The sea averages 27 °C off Riohacha in July. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.

How long are the days in July?

Riohacha averages 13 hours between sunrise and sunset in July. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

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: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. 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.