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Tanzania
The weather in September in Zanzibar
It's hot in September in Zanzibar with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 31°C. At night, you can expect temperatures between 22°C and 24°C.
September is a good month to be in Zanzibar for sunny weather. You’ll have high temperatures and not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Zanzibar, Tanzania. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 33°C in 2017, Zanzibar reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 26°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 18°C to a highest value of 25°C.
Water temperature
The water temperature at Zanzibar is 26°C this month. Lovely temperature for a swim.
Rainfall amount
In September, there is an average of 49 mm of precipitation, spread over 9 days. The wind speed is around 5 Bft, mostly coming from the Southeast.
Daily weather in September for Zanzibar
Click on any day in September to get detailed info about the usual weather on that day in Zanzibar. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Zanzibar | New York | |
|---|---|---|
| Average temperature | 31°C | 27°C |
| Max. temperature | 31°C | 31°C |
| Min. temperature | 22°C | -5°C |
| Total precipitation | 49 mm | 57 mm |
| Rainy days | 9 days | 9 days |
Start of September
The month of September starts in Zanzibar with hot temps, averaging around 31°C during the day and nights around 23°C.
Mid September
By mid-September, daytime temps stay steady at around 31°C, with nights around 23°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of September
By the end of September, the average daytime temperature in Zanzibar is around 31°C, while nighttime temps are about 23°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Zanzibar for all months and discover the best travel time
The climate in Zanzibar is based on weather data from . Other places, like Serengeti National Park, Dar es Salaam or Ngorongoro Conservation Area, might have different weather. You can check out all destinations in Zanzibar to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in September in Zanzibar, Tanzania. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Zanzibar
Temperature in September in Zanzibar over the years
Precipitation charts
These charts show the average amount of precipitation in September in Zanzibar, Tanzania. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Zanzibar
Total precipitation in September in Zanzibar over the years
Daily UV index in September in Zanzibar
This chart shows the average daily UV index in September in Zanzibar, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Zanzibar
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Average weather in Zanzibar by month
Click on a month below to see detailed weather info for Zanzibar. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.