Climate averages 1991–2020
Santo Domingo de los Colorados weather
in September.
A warm, moderately wet month: the joint 7th warmest and the joint 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Santo Domingo de los Colorados: daytime highs average 24.1°C and nights cool to about 19.0°C. By daytime temperature it is the joint 7th warmest of the 12 months.
Expect about 87 mm of rain on roughly 19 days, which makes September a moderately wet month (the joint 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 07 min on an average September day.
The nearest other city in this atlas is Ibarra (135 km away). In September its highs average 21.9°C, 2.2°C cooler than Santo Domingo de los Colorados, with 75 mm of rain.
Among the 9 cities listed in Ecuador, Santo Domingo de los Colorados ranks 4th of 9 for the warmest September highs and 7th of 9 for the driest September (rainfall, lowest first). The mean September high of those 9 cities is 23.4°C; Santo Domingo de los Colorados is 0.7°C warmer than that mean.
From September to October, average highs rise by 0.1°C to 24.1°C, and monthly rainfall rises from 87 mm to 118 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
Santo Domingo de los Colorados climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.0°C19.8°C | 19.8°C | 376 | 29.6 | 12.112 h |
| February | 24.3°C19.9°C | 19.9°C | 407 | 27.0 | 12.112 h |
| March | 24.7°C20.1°C | 20.1°C | 414 | 29.7 | 12.112 h |
| April | 24.8°C20.1°C | 20.1°C | 391 | 28.3 | 12.112 h |
| May | 24.7°C20.0°C | 20.0°C | 252 | 27.5 | 12.112 h |
| June | 23.9°C19.3°C | 19.3°C | 123 | 21.4 | 12.112 h |
| July | 23.5°C18.8°C | 18.8°C | 87 | 18.9 | 12.112 h |
| August | 23.7°C18.7°C | 18.7°C | 59 | 15.7 | 12.112 h |
| September, selected | 24.1°C19.0°C | 19.0°C | 87 | 19.1 | 12.112 h |
| October | 24.1°C19.1°C | 19.1°C | 118 | 22.6 | 12.112 h |
| November | 24.2°C19.2°C | 19.2°C | 131 | 20.9 | 12.112 h |
| December | 24.2°C19.6°C | 19.6°C | 235 | 26.2 | 12.112 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
- Ibarra in SeptemberEcuador · 135 kmHigh 21.9°C · Low 10.7°C · 75 mm rain
- Esmeraldas in SeptemberEcuador · 145 kmHigh 27.6°C · Low 22.8°C · 67 mm rain
- Portoviejo in SeptemberEcuador · 168 kmHigh 28.9°C · Low 21.3°C · 20 mm rain
- Tulcán in SeptemberEcuador · 201 kmHigh 16.5°C · Low 8.7°C · 109 mm rain
- Ipiales in SeptemberColombia · 209 kmHigh 15.7°C · Low 8.2°C · 109 mm rain
- Eloy Alfaro in SeptemberEcuador · 225 kmHigh 27.6°C · Low 20.8°C · 117 mm rain
- Tumaco in SeptemberColombia · 231 kmHigh 26.4°C · Low 23.9°C · 230 mm rain
- Pasto in SeptemberColombia · 267 kmHigh 18.9°C · Low 10.3°C · 99 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 Santo Domingo de los Colorados) is explained once on the Santo Domingo de los Colorados year overview and on the Sources, method and limits page.