Climate averages 1991–2020
Ibarra weather
in September.
A mild, moderately wet month: the warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Ibarra: daytime highs average 21.9°C and nights cool to about 10.7°C. By daytime temperature it is the warmest month of the year.
Expect about 75 mm of rain on roughly 20 days, which makes September a moderately wet month (the 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 Tulcán (69 km away). In September its highs average 16.5°C, 5.3°C cooler than Ibarra, with 109 mm of rain.
Among the 9 cities listed in Ecuador, Ibarra ranks joint 6th of 9 for the warmest September highs and 6th of 9 for the driest September (rainfall, lowest first). The mean September high of those 9 cities is 23.4°C; Ibarra is 1.5°C cooler than that mean.
From September to October, average highs fall by 0.9°C to 21.0°C, and monthly rainfall rises from 75 mm to 133 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
Ibarra climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 19.7°C11.3°C | 11.3°C | 146 | 22.5 | 12.112 h |
| February | 20.0°C11.5°C | 11.5°C | 146 | 22.0 | 12.112 h |
| March | 20.0°C11.7°C | 11.7°C | 185 | 27.2 | 12.112 h |
| April | 20.0°C11.7°C | 11.7°C | 210 | 27.7 | 12.112 h |
| May | 20.1°C11.5°C | 11.5°C | 160 | 28.5 | 12.112 h |
| June | 19.9°C10.7°C | 10.7°C | 120 | 25.5 | 12.112 h |
| July | 20.0°C10.2°C | 10.2°C | 108 | 24.8 | 12.112 h |
| August | 21.0°C10.0°C | 10.0°C | 66 | 19.3 | 12.112 h |
| September, selected | 21.9°C10.7°C | 10.7°C | 75 | 19.7 | 12.112 h |
| October | 21.0°C11.4°C | 11.4°C | 133 | 24.3 | 12.112 h |
| November | 19.9°C11.7°C | 11.7°C | 175 | 24.6 | 12.112 h |
| December | 19.6°C11.5°C | 11.5°C | 165 | 24.0 | 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
- Tulcán in SeptemberEcuador · 69 kmHigh 16.5°C · Low 8.7°C · 109 mm rain
- Ipiales in SeptemberColombia · 76 kmHigh 15.7°C · Low 8.2°C · 109 mm rain
- Pasto in SeptemberColombia · 135 kmHigh 18.9°C · Low 10.3°C · 99 mm rain
- Santo Domingo de los Colorados in SeptemberEcuador · 135 kmHigh 24.1°C · Low 19.0°C · 87 mm rain
- Tumaco in SeptemberColombia · 177 kmHigh 26.4°C · Low 23.9°C · 230 mm rain
- Esmeraldas in SeptemberEcuador · 183 kmHigh 27.6°C · Low 22.8°C · 67 mm rain
- Pitalito in SeptemberColombia · 285 kmHigh 22.7°C · Low 13.4°C · 200 mm rain
- Popayán in SeptemberColombia · 287 kmHigh 23.2°C · Low 14.1°C · 145 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 Ibarra) is explained once on the Ibarra year overview and on the Sources, method and limits page.