Climate averages 1991–2020
Riohacha weather
in October.
A hot, very wet month: the 10th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Riohacha: daytime highs average 29.9°C and nights cool to about 24.3°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 189 mm of rain on roughly 25 days, which makes October a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 53 min on an average October day.
The nearest other city in this atlas is Maicao (75 km away). In October its highs average 30.2°C, about as warm as Riohacha, with 184 mm of rain.
Among the 46 cities listed in Colombia, Riohacha ranks 5th of 46 for the warmest October highs and 13th of 46 for the driest October (rainfall, lowest first). The mean October high of those 46 cities is 25.8°C; Riohacha is 4.1°C warmer than that mean.
From October to November, average highs fall by 0.5°C to 29.4°C, and monthly rainfall falls from 189 mm to 127 mm.
The annual picture
October 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 | 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, selected | 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
October in nearby cities
- Maicao in OctoberColombia · 75 kmHigh 30.2°C · Low 24.2°C · 184 mm rain
- Valledupar in OctoberColombia · 126 kmHigh 27.2°C · Low 22.3°C · 315 mm rain
- Santa Marta in OctoberColombia · 144 kmHigh 27.9°C · Low 24.8°C · 199 mm rain
- La Villa del Rosario in OctoberVenezuela · 150 kmHigh 31.6°C · Low 23.7°C · 150 mm rain
- La Concepción in OctoberVenezuela · 156 kmHigh 30.5°C · Low 24.6°C · 138 mm rain
- Ciénaga in OctoberColombia · 158 kmHigh 28.3°C · Low 24.0°C · 394 mm rain
- Machiques in OctoberVenezuela · 169 kmHigh 31.5°C · Low 24.0°C · 200 mm rain
- Maracaibo in OctoberVenezuela · 173 kmHigh 30.6°C · Low 25.3°C · 196 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.