Climate averages 1991–2020
Grand-Bassam weather
in August.
A warm, moderately wet month: the coolest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Grand-Bassam: daytime highs average 25.1°C and nights cool to about 23.3°C. By daytime temperature it is the coolest month of the year.
Expect about 64 mm of rain on roughly 14 days, which makes August a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 17 min on an average August day.
The nearest other city in this atlas is Bingerville (23 km away). In August its highs average 26.3°C, 1.2°C warmer than Grand-Bassam, with 60 mm of rain.
Among the 30 cities listed in Ivory Coast, Grand-Bassam ranks 30th of 30 for the warmest August highs and 5th of 30 for the driest August (rainfall, lowest first). The mean August high of those 30 cities is 27.6°C; Grand-Bassam is 2.5°C cooler than that mean.
From August to September, average highs rise by 0.5°C to 25.6°C, and monthly rainfall rises from 64 mm to 88 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
Grand-Bassam climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.1°C25.5°C | 25.5°C | 47 | 13.7 | 11.912 h |
| February | 28.3°C25.9°C | 25.9°C | 55 | 16.5 | 12.012 h |
| March | 28.6°C26.1°C | 26.1°C | 78 | 20.2 | 12.112 h |
| April | 28.6°C25.9°C | 25.9°C | 103 | 21.9 | 12.212 h |
| May | 27.9°C25.3°C | 25.3°C | 206 | 27.9 | 12.412 h |
| June | 26.6°C24.4°C | 24.4°C | 250 | 27.3 | 12.412 h |
| July | 25.6°C23.8°C | 23.8°C | 129 | 19.8 | 12.412 h |
| August, selected | 25.1°C23.3°C | 23.3°C | 64 | 14.3 | 12.312 h |
| September | 25.6°C23.6°C | 23.6°C | 88 | 18.3 | 12.112 h |
| October | 26.7°C24.3°C | 24.3°C | 107 | 24.2 | 12.012 h |
| November | 27.8°C25.0°C | 25.0°C | 93 | 24.2 | 11.912 h |
| December | 28.1°C25.6°C | 25.6°C | 63 | 18.9 | 11.812 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
- Bingerville in AugustIvory Coast · 23 kmHigh 26.3°C · Low 22.5°C · 60 mm rain
- Koumassi in AugustIvory Coast · 27 kmHigh 25.8°C · Low 23.1°C · 60 mm rain
- Abidjan in AugustIvory Coast · 33 kmHigh 26.4°C · Low 22.5°C · 60 mm rain
- Anyama in AugustIvory Coast · 47 kmHigh 26.9°C · Low 22.0°C · 84 mm rain
- Dabou in AugustIvory Coast · 72 kmHigh 25.8°C · Low 22.9°C · 61 mm rain
- Agboville in AugustIvory Coast · 95 kmHigh 28.4°C · Low 22.3°C · 98 mm rain
- Adzopé in AugustIvory Coast · 100 kmHigh 28.1°C · Low 22.0°C · 97 mm rain
- Abengourou in AugustIvory Coast · 171 kmHigh 28.2°C · Low 21.8°C · 87 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 Grand-Bassam) is explained once on the Grand-Bassam year overview and on the Sources, method and limits page.