Climate averages 1991–2020
Ciénaga weather
in September.
A hot, very wet month: the 10th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Ciénaga: daytime highs average 28.7°C and nights cool to about 24.3°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 309 mm of rain on roughly 26 days, which makes September a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average September day.
The nearest other city in this atlas is Santa Marta (26 km away). In September its highs average 28.3°C, about as warm as Ciénaga, with 140 mm of rain.
Among the 46 cities listed in Colombia, Ciénaga ranks 20th of 46 for the warmest September highs and 42nd of 46 for the driest September (rainfall, lowest first). The mean September high of those 46 cities is 26.4°C; Ciénaga is 2.3°C warmer than that mean.
From September to October, average highs fall by 0.4°C to 28.3°C, and monthly rainfall rises from 309 mm to 394 mm.
The annual picture
September 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
Ciénaga climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.3°C25.0°C | 25.0°C | 21 | 3.7 | 11.612 h |
| February | 30.0°C25.2°C | 25.2°C | 18 | 3.3 | 11.812 h |
| March | 30.0°C25.3°C | 25.3°C | 40 | 7.0 | 12.112 h |
| April | 29.5°C25.1°C | 25.1°C | 140 | 17.6 | 12.412 h |
| May | 29.1°C24.7°C | 24.7°C | 305 | 25.3 | 12.613 h |
| June | 29.3°C25.0°C | 25.0°C | 220 | 22.0 | 12.813 h |
| July | 29.3°C25.2°C | 25.2°C | 183 | 19.7 | 12.713 h |
| August | 29.2°C24.9°C | 24.9°C | 225 | 22.4 | 12.512 h |
| September, selected | 28.7°C24.3°C | 24.3°C | 309 | 25.7 | 12.212 h |
| October | 28.3°C24.0°C | 24.0°C | 394 | 28.0 | 11.912 h |
| November | 28.3°C24.0°C | 24.0°C | 287 | 24.2 | 11.612 h |
| December | 28.8°C24.8°C | 24.8°C | 87 | 12.4 | 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
September in nearby cities
- Santa Marta in SeptemberColombia · 26 kmHigh 28.3°C · Low 25.2°C · 140 mm rain
- Soledad in SeptemberColombia · 57 kmHigh 29.7°C · Low 25.5°C · 228 mm rain
- Barranquilla in SeptemberColombia · 58 kmHigh 29.3°C · Low 25.8°C · 228 mm rain
- Sabanalarga in SeptemberColombia · 85 kmHigh 30.0°C · Low 24.3°C · 251 mm rain
- Valledupar in SeptemberColombia · 124 kmHigh 28.4°C · Low 22.8°C · 207 mm rain
- Cartagena in SeptemberColombia · 152 kmHigh 29.5°C · Low 24.8°C · 210 mm rain
- Riohacha in SeptemberColombia · 158 kmHigh 31.2°C · Low 24.8°C · 165 mm rain
- Magangué in SeptemberColombia · 204 kmHigh 29.9°C · Low 24.6°C · 249 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 Ciénaga) is explained once on the Ciénaga year overview and on the Sources, method and limits page.