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Portoviejo Weather by Month
Average temperatures, rainfall and humidity for Portoviejo, Ecuador, month by month, built from OpenWeather’s historical records. Use it to see what a typical Portoviejo month looks like before you travel — then check the live Portoviejo forecast for the days ahead.
Warmest month
April
29°C average high
Coolest month
September
21°C average low
Wettest month
March
140 mm of rain
Driest month
November
7 mm of rain
Average temperature and rainfall in Portoviejo by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 29°C | 23°C | 2°C / 34°C | 85 mm | 80% | 9 km/h |
| February | 29°C | 23°C | 12°C / 36°C | 123 mm | 84% | 8 km/h |
| March | 29°C | 23°C | 19°C / 33°C | 140 mm | 85% | 7 km/h |
| April | 29°C | 23°C | 16°C / 33°C | 77 mm | 83% | 8 km/h |
| May | 29°C | 23°C | 20°C / 35°C | 47 mm | 82% | 9 km/h |
| June | 28°C | 22°C | 2°C / 32°C | 29 mm | 82% | 9 km/h |
| July | 28°C | 21°C | 11°C / 39°C | 13 mm | 83% | 10 km/h |
| August | 28°C | 21°C | 17°C / 33°C | 11 mm | 82% | 10 km/h |
| September | 28°C | 21°C | 17°C / 33°C | 13 mm | 80% | 10 km/h |
| October | 28°C | 21°C | 0°C / 33°C | 14 mm | 79% | 11 km/h |
| November | 28°C | 21°C | 15°C / 33°C | 7 mm | 77% | 12 km/h |
| December | 29°C | 22°C | 15°C / 34°C | 27 mm | 78% | 11 km/h |
Best time to visit Portoviejo
The most comfortable time to visit Portoviejo is generally September to November, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around March, totalling about 587 mm a year.
Travellers who prefer heat should aim for April, when highs average 29°C. March is the month to avoid if rain would spoil your plans — it averages 140 mm, roughly 19× the rainfall of the driest month (November).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Portoviejo forecast for what is happening now.