Bissau monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Bissau

Bissau average temperature chart (Celsius) Bissau average temperature chart (Fahrenheit)
Average monthly temperatures in Bissau (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 32.5 34.1 34.8 34.8 34.3 32.3 30.1 29.7 30.3 31.6 32.6 31.7
°F 90.5 93.4 94.6 94.6 93.7 90.2 86.1 85.5 86.6 89 90.6 89.1

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Bissau monthly rainfall chart (mm) Bissau monthly rainfall chart (inches)
Average monthly rainfall in Bissau (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 0 1 0 0 21 148 409 544 389 150 16 1
inches 0 0 0 0 0.8 5.8 16.1 21.4 15.3 5.9 0.6 0.1
Rainy days 0 0 0 1 3 10 18 22 19 10 2 1

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Bissau

Bissau average daily sunshine chart
Average daily sunshine Bissau
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8.4 9 9.2 9.2 8.9 7.6 5.8 5.3 6.4 7.7 8.7 8.2

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Bissau average minimum / maximum temperatures (Celsius) Bissau average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Bissau (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17.8 18.7 20.1 20.5 22.3 23.1 23.2 23.1 22.9 23.2 21.4 18.6
Max °C 32.9 34.5 35.2 35.1 34.6 32.6 30.3 29.9 30.5 31.9 32.9 32.1
Min °F 64 65.7 68.1 68.9 72.1 73.5 73.7 73.6 73.2 73.7 70.4 65.4
Max °F 77.5 79.9 81.7 82 83.1 82 80.1 79.7 80.1 81.5 80.8 77.5

Sea temperature

The graph below shows the average sea temperature.

Bissau average sea temperature chart (Celsius) Bissau average sea temperature chart (Fahrenheit)
Average sea temperature around Bissau in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24.9 24.1 23.9 24.3 26 28.1 28.3 27.8 28.1 28.7 28.6 27.1
°F 76.8 75.3 75 75.8 78.9 82.6 82.9 82.1 82.6 83.7 83.6 80.7

Wind speed

The graph below shows the average wind speed.

Bissau average winspeed by month (km/h) Bissau average winspeed by month (mph)
Average wind speed in Bissau (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 5 6 6 7 7 6 5 5 5 4 4 5
mph 3 4 4 4 4 4 3 3 3 2 2 3

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Bissau relative humidity averages
Average relative humidity in Bissau
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
49% 50% 49% 51% 60% 71% 78% 83% 85% 79% 68% 55%

Other monthly averages

UV index Best time to go?

Bissau weather stats

Bissau weather statistics
Hottest month: May 34.3°C 93.7°F
Driest month: April 0mm 0ins
Sunniest month: March 9.2hrs
Coldest month: January 32.5°C 90.5°F
Wettest month: August 544mm 21.4ins
Warmest sea: October 28.7°C 83.7°F
Map showing location of Bissau (11.86357, -15.59767)

Locations nearby

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