Climate averages 1991–2020
Riohacha weather
in August.
A hot, wet month: the 2nd warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Riohacha: daytime highs average 32.7°C and nights cool to about 25.4°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 97 mm of rain on roughly 16 days, which makes August a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 30 min on an average August day.
The nearest other city in this atlas is Maicao (75 km away). In August its highs average 32.7°C, about as warm as Riohacha, with 92 mm of rain.
Among the 46 cities listed in Colombia, Riohacha ranks joint 2nd of 46 for the warmest August highs and 18th of 46 for the driest August (rainfall, lowest first). The mean August high of those 46 cities is 26.5°C; Riohacha is 6.2°C warmer than that mean.
From August to September, average highs fall by 1.5°C to 31.2°C, and monthly rainfall rises from 97 mm to 165 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Riohacha climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.3°C23.7°C | 23.7°C | 13 | 3.7 | 11.512 h |
| February | 30.9°C23.9°C | 23.9°C | 10 | 2.4 | 11.812 h |
| March | 31.4°C24.2°C | 24.2°C | 17 | 4.2 | 12.112 h |
| April | 31.6°C24.9°C | 24.9°C | 48 | 9.5 | 12.412 h |
| May | 31.4°C25.2°C | 25.2°C | 139 | 17.5 | 12.613 h |
| June | 32.0°C25.5°C | 25.5°C | 81 | 12.4 | 12.813 h |
| July | 32.8°C25.5°C | 25.5°C | 49 | 8.7 | 12.713 h |
| August, selected | 32.7°C25.4°C | 25.4°C | 97 | 15.6 | 12.513 h |
| September | 31.2°C24.8°C | 24.8°C | 165 | 22.4 | 12.212 h |
| October | 29.9°C24.3°C | 24.3°C | 189 | 25.4 | 11.912 h |
| November | 29.4°C24.2°C | 24.2°C | 127 | 19.8 | 11.612 h |
| December | 29.7°C24.0°C | 24.0°C | 45 | 9.9 | 11.511 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Maicao in AugustColombia · 75 kmHigh 32.7°C · Low 25.5°C · 92 mm rain
- Valledupar in AugustColombia · 126 kmHigh 29.2°C · Low 22.8°C · 147 mm rain
- Santa Marta in AugustColombia · 144 kmHigh 28.3°C · Low 25.6°C · 84 mm rain
- La Villa del Rosario in AugustVenezuela · 150 kmHigh 32.8°C · Low 24.5°C · 111 mm rain
- La Concepción in AugustVenezuela · 156 kmHigh 32.0°C · Low 25.3°C · 86 mm rain
- Ciénaga in AugustColombia · 158 kmHigh 29.2°C · Low 24.9°C · 225 mm rain
- Machiques in AugustVenezuela · 169 kmHigh 33.3°C · Low 25.0°C · 101 mm rain
- Maracaibo in AugustVenezuela · 173 kmHigh 32.2°C · Low 26.0°C · 119 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Riohacha) is explained once on the Riohacha year overview and on the Sources, method and limits page.