Climate averages 1991–2020
Tumbes weather
in August.
A hot, very dry month: the joint 9th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Tumbes: daytime highs average 29.3°C and nights cool to about 20.4°C. By daytime temperature it is the joint 9th warmest of the 12 months.
Expect about 1.1 mm of rain on fewer than one day, which makes August a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 00 min on an average August day.
The nearest other city in this atlas is Loja (146 km away). In August its highs average 20.7°C, 8.6°C cooler than Tumbes, with 24 mm of rain.
Among the 24 cities listed in Peru, Tumbes ranks joint 4th of 24 for the warmest August highs and joint 11th of 24 for the driest August (rainfall, lowest first). The mean August high of those 24 cities is 22.8°C; Tumbes is 6.5°C warmer than that mean.
From August to September, average highs rise by 0.1°C to 29.3°C, and monthly rainfall rises from 1.1 mm to 6.0 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
Tumbes climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.0°C23.2°C | 23.2°C | 74 | 12.3 | 12.312 h |
| February | 29.5°C23.5°C | 23.5°C | 150 | 16.8 | 12.212 h |
| March | 29.6°C23.5°C | 23.5°C | 167 | 16.6 | 12.112 h |
| April | 29.7°C23.3°C | 23.3°C | 103 | 12.3 | 12.012 h |
| May | 29.7°C22.9°C | 22.9°C | 41 | 7.1 | 12.012 h |
| June | 29.3°C21.8°C | 21.8°C | 9.8 | 2.5 | 11.912 h |
| July | 29.2°C20.9°C | 20.9°C | 4.5 | 1.3 | 11.912 h |
| August, selected | 29.3°C20.4°C | 20.4°C | 1.1 | 0.3 | 12.012 h |
| September | 29.3°C20.6°C | 20.6°C | 6.0 | 1.8 | 12.112 h |
| October | 29.4°C20.9°C | 20.9°C | 9.6 | 2.8 | 12.212 h |
| November | 29.6°C21.1°C | 21.1°C | 15 | 3.7 | 12.312 h |
| December | 30.2°C22.3°C | 22.3°C | 34 | 5.8 | 12.312 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
- Loja in AugustEcuador · 146 kmHigh 20.7°C · Low 12.8°C · 24 mm rain
- Talara in AugustPeru · 146 kmHigh 24.5°C · Low 17.2°C · 0.1 mm rain
- Sullana in AugustPeru · 152 kmHigh 28.6°C · Low 17.0°C · 0.2 mm rain
- La Libertad in AugustEcuador · 156 kmHigh 23.9°C · Low 20.1°C · 7.8 mm rain
- Eloy Alfaro in AugustEcuador · 168 kmHigh 27.3°C · Low 20.9°C · 101 mm rain
- Cuenca in AugustEcuador · 177 kmHigh 16.8°C · Low 9.0°C · 54 mm rain
- Piura in AugustPeru · 182 kmHigh 27.6°C · Low 17.0°C · 0.4 mm rain
- Portoviejo in AugustEcuador · 278 kmHigh 28.6°C · Low 21.3°C · 14 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 Tumbes) is explained once on the Tumbes year overview and on the Sources, method and limits page.