Climate averages 1991–2020
Portoviejo weather
in August.
A hot, very dry month: the joint 8th warmest and the driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Portoviejo: daytime highs average 28.6°C and nights cool to about 21.3°C. By daytime temperature it is the joint 8th warmest of the 12 months.
Expect about 14 mm of rain on roughly 4 days, which makes August a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 05 min on an average August day.
The nearest other city in this atlas is La Libertad (140 km away). In August its highs average 23.9°C, 4.8°C cooler than Portoviejo, with 7.8 mm of rain.
Among the 9 cities listed in Ecuador, Portoviejo ranks 1st of 9 for the warmest August highs and 2nd of 9 for the driest August (rainfall, lowest first). The mean August high of those 9 cities is 22.8°C; Portoviejo is 5.8°C warmer than that mean.
From August to September, average highs rise by 0.3°C to 28.9°C, and monthly rainfall rises from 14 mm to 20 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
Portoviejo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.7°C22.8°C | 22.8°C | 132 | 18.2 | 12.212 h |
| February | 28.5°C23.0°C | 23.0°C | 256 | 22.9 | 12.112 h |
| March | 29.0°C23.1°C | 23.1°C | 234 | 23.1 | 12.112 h |
| April | 29.0°C23.0°C | 23.0°C | 158 | 20.3 | 12.112 h |
| May | 28.6°C22.8°C | 22.8°C | 75 | 14.2 | 12.112 h |
| June | 28.0°C22.1°C | 22.1°C | 32 | 7.9 | 12.112 h |
| July | 28.0°C21.6°C | 21.6°C | 22 | 5.9 | 12.112 h |
| August, selected | 28.6°C21.3°C | 21.3°C | 14 | 4.0 | 12.112 h |
| September | 28.9°C21.3°C | 21.3°C | 20 | 5.1 | 12.112 h |
| October | 29.0°C21.4°C | 21.4°C | 18 | 4.5 | 12.112 h |
| November | 29.5°C21.5°C | 21.5°C | 22 | 4.3 | 12.212 h |
| December | 29.4°C22.3°C | 22.3°C | 61 | 10.1 | 12.212 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
- La Libertad in AugustEcuador · 140 kmHigh 23.9°C · Low 20.1°C · 7.8 mm rain
- Eloy Alfaro in AugustEcuador · 141 kmHigh 27.3°C · Low 20.9°C · 101 mm rain
- Santo Domingo de los Colorados in AugustEcuador · 168 kmHigh 23.7°C · Low 18.7°C · 59 mm rain
- Esmeraldas in AugustEcuador · 241 kmHigh 27.6°C · Low 22.9°C · 76 mm rain
- Cuenca in AugustEcuador · 261 kmHigh 16.8°C · Low 9.0°C · 54 mm rain
- Tumbes in AugustPeru · 278 kmHigh 29.3°C · Low 20.4°C · 1.1 mm rain
- Ibarra in AugustEcuador · 302 kmHigh 21.0°C · Low 10.0°C · 66 mm rain
- Loja in AugustEcuador · 355 kmHigh 20.7°C · Low 12.8°C · 24 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 Portoviejo) is explained once on the Portoviejo year overview and on the Sources, method and limits page.