Climate averages 1991–2020
Bissau weather
in March.
A very hot, very dry month: the warmest and one of the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a very hot month in Bissau: daytime highs average 35.2°C and nights cool to about 22.4°C. By daytime temperature it is the warmest month of the year.
Rain is very rare: less than 1 mm falls in a typical March (one of the driest months of the year). Daylight, from sunrise to sunset, lasts about 12 h 03 min on an average March day.
The nearest other city in this atlas is Ziguinchor (107 km away). In March its highs average 37.0°C, 1.8°C warmer than Bissau, with almost no rain (under 1 mm).
From March to April, average highs fall by 0.4°C to 34.8°C, and monthly rainfall stays under 1 mm.
The annual picture
March 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
Bissau climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.9°C20.5°C | 20.5°C | 0.3 | 0.1 | 11.512 h |
| February | 34.4°C21.2°C | 21.2°C | 0.8 | 0.1 | 11.712 h |
| March, selected | 35.2°C22.4°C | 22.4°C | 0 | 0.0 | 12.112 h |
| April | 34.8°C23.2°C | 23.2°C | 0 | 0.0 | 12.412 h |
| May | 33.8°C24.2°C | 24.2°C | 6.1 | 1.3 | 12.713 h |
| June | 31.7°C25.3°C | 25.3°C | 87 | 12.0 | 12.813 h |
| July | 28.9°C24.6°C | 24.6°C | 352 | 27.8 | 12.713 h |
| August | 28.3°C24.3°C | 24.3°C | 452 | 29.3 | 12.513 h |
| September | 29.1°C24.4°C | 24.4°C | 307 | 27.7 | 12.212 h |
| October | 30.3°C25.0°C | 25.0°C | 142 | 21.9 | 11.912 h |
| November | 31.9°C24.3°C | 24.3°C | 23 | 4.6 | 11.612 h |
| December | 32.8°C21.6°C | 21.6°C | 1.9 | 0.3 | 11.411 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
March in nearby cities
- Ziguinchor in MarchSenegal · 107 kmHigh 37.0°C · Low 20.7°C · 0.2 mm rain
- Kolda in MarchSenegal · 135 kmHigh 38.3°C · Low 22.0°C · 0 mm rain
- Kamsar in MarchGuinea · 172 kmHigh 31.6°C · Low 23.0°C · 0.3 mm rain
- Brikama in MarchGambia · 194 kmHigh 32.6°C · Low 20.7°C · 0.2 mm rain
- Banjul in MarchGambia · 206 kmHigh 31.5°C · Low 20.9°C · 0.2 mm rain
- Serekunda in MarchGambia · 211 kmHigh 29.2°C · Low 20.7°C · 0.2 mm rain
- Kaolack in MarchSenegal · 260 kmHigh 36.3°C · Low 20.0°C · 0.4 mm rain
- Tambacounda in MarchSenegal · 298 kmHigh 39.4°C · Low 23.8°C · 0 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 Bissau) is explained once on the Bissau year overview and on the Sources, method and limits page.