Climate averages 1991–2020
Grand-Bassam weather
in December.
A hot, moderately wet month: the joint 4th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Grand-Bassam: daytime highs average 28.1°C and nights cool to about 25.6°C. By daytime temperature it is the joint 4th warmest of the 12 months.
Expect about 63 mm of rain on roughly 19 days, which makes December a moderately wet month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 50 min on an average December day.
The nearest other city in this atlas is Bingerville (23 km away). In December its highs average 29.1°C, 1.0°C warmer than Grand-Bassam, with 64 mm of rain.
Among the 30 cities listed in Ivory Coast, Grand-Bassam ranks 30th of 30 for the warmest December highs and 24th of 30 for the driest December (rainfall, lowest first). The mean December high of those 30 cities is 30.8°C; Grand-Bassam is 2.7°C cooler than that mean.
From December to January, average highs stay level at 28.1°C, and monthly rainfall falls from 63 mm to 47 mm.
The annual picture
December 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 | 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, selected | 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
December in nearby cities
- Bingerville in DecemberIvory Coast · 23 kmHigh 29.1°C · Low 24.0°C · 64 mm rain
- Koumassi in DecemberIvory Coast · 27 kmHigh 28.7°C · Low 25.1°C · 64 mm rain
- Abidjan in DecemberIvory Coast · 33 kmHigh 29.2°C · Low 24.1°C · 64 mm rain
- Anyama in DecemberIvory Coast · 47 kmHigh 29.6°C · Low 23.1°C · 115 mm rain
- Dabou in DecemberIvory Coast · 72 kmHigh 28.7°C · Low 24.8°C · 66 mm rain
- Agboville in DecemberIvory Coast · 95 kmHigh 30.8°C · Low 23.0°C · 46 mm rain
- Adzopé in DecemberIvory Coast · 100 kmHigh 30.6°C · Low 22.8°C · 52 mm rain
- Abengourou in DecemberIvory Coast · 171 kmHigh 31.4°C · Low 22.5°C · 18 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.