August weather forecast
Zanzibar, Tanzania

As Zanzibar moves further into the dry season, August continues to boast of relatively dry days and balmier temperatures. The weather yields subtle differences when compared with July. Total daylight hours start increasing again, and the sunshine maintains its uniform stretch. The sea temperatures also start a mild ascent, gradually reviving the seaside allure. With the UV index peaking, the terrestrial scenery flourishes affording a lavish display of flora and fauna.

Temperature

The temperature hits its lowest levels in June through August, recording an average high-temperature of 28°C (82.4°F).

Rainfall

In Zanzibar, in August, during 8 rainfall days, 30mm (1.18") of precipitation is typically accumulated. In Zanzibar, during the entire year, the rain falls for 125 days and collects up to 1409mm (55.47") of precipitation.

Sea temperature

August is the month with the coldest seawater in Zanzibar, with an average sea temperature of 25.6°C (78.1°F).
Note: For swimming, diving, or other water activities, the temperature range of 25°C (77°F) to 29°C (84.2°F) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.

Daylight

The average length of the day in August is 11h and 55min.
On the first day of the month, sunrise is at 06:33 and sunset at 18:25. On the last day of August, in Zanzibar, sunrise is at 06:23 and sunset at 18:23 EAT.

Sunshine

January, February, June through December, with an average of 8h of sunshine, are months with the most sunshine in Zanzibar.

UV index

In August, the average daily maximum UV index in Zanzibar is 11. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 11 in August transforms into this advice:
Implement every essential safety step. Individuals with fair skin might receive burns in less than 5 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Broad-spectrum sunscreen with an SPF of 30 or more should be applied liberally every two hours and directly after outdoor activities or swimming. Caution! Sand and water reflections can notably increase the UV radiation intensity.