Climate averages 1991–2020
Tumaco weather
in August.
A warm, very wet month: the 7th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Tumaco: daytime highs average 26.6°C and nights cool to about 24.0°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 210 mm of rain on roughly 27 days, which makes August a very wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 10 min on an average August day.
The nearest other city in this atlas is Esmeraldas (133 km away). In August its highs average 27.6°C, 1.0°C warmer than Tumaco, with 76 mm of rain.
Among the 46 cities listed in Colombia, Tumaco ranks joint 26th of 46 for the warmest August highs and 34th of 46 for the driest August (rainfall, lowest first). The mean August high of those 46 cities is 26.5°C; Tumaco is 0.1°C warmer than that mean.
From August to September, average highs fall by 0.2°C to 26.4°C, and monthly rainfall rises from 210 mm to 230 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
Tumaco climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.5°C23.9°C | 23.9°C | 461 | 28.7 | 12.012 h |
| February | 27.0°C24.0°C | 24.0°C | 330 | 24.1 | 12.112 h |
| March | 27.2°C24.3°C | 24.3°C | 293 | 23.9 | 12.112 h |
| April | 27.4°C24.4°C | 24.4°C | 379 | 25.6 | 12.212 h |
| May | 27.3°C24.4°C | 24.4°C | 404 | 28.4 | 12.212 h |
| June | 27.0°C24.2°C | 24.2°C | 288 | 27.0 | 12.212 h |
| July | 26.7°C24.0°C | 24.0°C | 248 | 27.4 | 12.212 h |
| August, selected | 26.6°C24.0°C | 24.0°C | 210 | 27.1 | 12.212 h |
| September | 26.4°C23.9°C | 23.9°C | 230 | 25.8 | 12.112 h |
| October | 26.3°C24.0°C | 24.0°C | 269 | 25.5 | 12.112 h |
| November | 26.2°C24.0°C | 24.0°C | 199 | 21.9 | 12.012 h |
| December | 26.3°C24.0°C | 24.0°C | 313 | 25.6 | 12.012 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
- Esmeraldas in AugustEcuador · 133 kmHigh 27.6°C · Low 22.9°C · 76 mm rain
- Tulcán in AugustEcuador · 162 kmHigh 15.6°C · Low 8.2°C · 94 mm rain
- Ipiales in AugustColombia · 167 kmHigh 14.7°C · Low 7.7°C · 94 mm rain
- Ibarra in AugustEcuador · 177 kmHigh 21.0°C · Low 10.0°C · 66 mm rain
- Pasto in AugustColombia · 180 kmHigh 18.5°C · Low 10.2°C · 63 mm rain
- Santo Domingo de los Colorados in AugustEcuador · 231 kmHigh 23.7°C · Low 18.7°C · 59 mm rain
- Popayán in AugustColombia · 253 kmHigh 23.0°C · Low 13.8°C · 64 mm rain
- Pitalito in AugustColombia · 305 kmHigh 21.6°C · Low 13.2°C · 231 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 Tumaco) is explained once on the Tumaco year overview and on the Sources, method and limits page.