Zanzibar monthly weather averages

Contents

Average daytime temperature

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

Zanzibar average temperature chart (Celsius) Zanzibar average temperature chart (Fahrenheit)
Average monthly temperatures in Zanzibar (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 31.7 32.3 31.8 30.2 29.2 28.7 28.3 28.5 29.4 30.3 30.5 31.2
°F 89 90.1 89.2 86.3 84.6 83.7 82.9 83.3 85 86.5 86.9 88.2

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.

Zanzibar monthly rainfall chart (mm) Zanzibar monthly rainfall chart (inches)
Average monthly rainfall in Zanzibar (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 86 54 150 385 254 70 50 48 52 97 216 184
inches 3.4 2.1 5.9 15.2 10 2.7 2 1.9 2.1 3.8 8.5 7.2
Rainy days 10 5 12 17 16 7 7 8 8 9 13 13

Average annual rainfall in Zanzibar: 1678.367mm (660.8 inches)

Average daily sunshine

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

Zanzibar average daily sunshine chart
Average daily sunshine Zanzibar
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8.8 8.8 7.4 6.1 6.7 8 8 8.1 8.5 8.8 8.3 8.4

Day / night temperatures

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

Zanzibar average minimum / maximum temperatures (Celsius) Zanzibar average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Zanzibar (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 22.5 22.3 22.4 22.7 22 20.7 19.9 19.1 18.9 19.9 21.1 22.2
Max °C 31.9 32.5 32 30.4 29.4 28.9 28.5 28.8 29.7 30.6 30.8 31.5
Min °F 72.5 72.1 72.3 72.8 71.6 69.3 67.8 66.3 66 67.7 69.9 71.9
Max °F 81 81.3 81 79.7 78.3 76.6 75.6 75 75.7 77.4 78.6 80.2

Sea temperature

The graph below shows the average sea temperature.

Zanzibar average sea temperature chart (Celsius) Zanzibar average sea temperature chart (Fahrenheit)
Average sea temperature around Zanzibar in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 28.7 28.8 29.5 29.3 28.1 26.9 25.8 25.4 25.7 26.5 27.8 28.6
°F 83.6 83.9 85.2 84.7 82.6 80.4 78.5 77.8 78.2 79.8 82 83.6

Wind speed

The graph below shows the average wind speed.

Zanzibar average winspeed by month (km/h) Zanzibar average winspeed by month (mph)
Average wind speed in Zanzibar (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 12 10 10 12 14 14 14 14 13 11 11
mph 8 8 6 6 8 9 9 9 9 8 7 7

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.

Zanzibar relative humidity averages
Average relative humidity in Zanzibar
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 77% 81% 84% 82% 78% 78% 78% 78% 80% 82% 81%
Zanzibar

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Zanzibar weather stats

Zanzibar weather statistics
Hottest month: February 32.3°C 90.1°F
Driest month: August 48mm 1.9ins
Sunniest month: February 8.8hrs
Coldest month: August 28.5°C 83.3°F
Wettest month: April 385mm 15.2ins
Warmest sea: March 29.5°C 85.1°F
Map showing location of Zanzibar (-6.16394, 39.19793) Zanzibar map pin © Google

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