September weather forecast
Mwanza, Tanzania

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Weather in September

In September, the weather proceeds in a similar vein to August, underscoring the end of dry weather, with rainfall averaging at 46mm (1.81"). This month is hardly a period of harsh weather change, but it does signify a subtle rise in humidity levels. Despite the slight rise in rainfall, temperature, daylight, and sunshine hours linger close to that of August. Thus, the moisture does little to disrupt daily activities. Plus, the UV index holds its ground, implying sun safety measures are still needed in this month.

Temperature

Mwanza's temperatures tend to hit their maximum during January, March, May through November, with an average high-temperature of 29°C (84.2°F).

Rainfall

In Mwanza, in September, it is raining for 6 days, with typically 46mm (1.81") of accumulated precipitation. In Mwanza, during the entire year, the rain falls for 138 days and collects up to 1001mm (39.41") of precipitation.

Daylight

In September, the average length of the day in Mwanza, Tanzania, is 12h and 6min.
On the first day of September, sunrise is at 06:46 and sunset at 18:50. On the last day of the month, sunrise is at 06:34 and sunset at 18:42 EAT.

Sunshine

In Mwanza, the average sunshine in September is 8h.

UV index

The months with the highest UV index are January through May, August through December, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 12 in September interprets into the following recommendations:
Execute every important safeguard, as unprotected skin and eyes could burn within moments. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Limiting time under the Sun is advisable, especially for individuals who tend to burn. Ensure using sunscreen with a 30 SPF or higher.
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Frequently asked questions

What is the warmest month in Mwanza?

Temperatures reach their maximum during January, March, May through November, recording an average high-temperature of 29°C (84.2°F).

How hot is it in Mwanza in September?

In Mwanza, in September, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 18°C (64.4°F).

How much does it rain in Mwanza in September?

In Mwanza, Tanzania, in September, during 6 rainfall days, 46mm (1.81") of precipitation is typically accumulated.

How many hours of daylight does Mwanza have in September?

In September, the average day length in Mwanza, Tanzania, is 12h and 6min.

When is the sunrise / sunset in September in Mwanza?

On the first day of September in Mwanza, Tanzania, sunrise is at 06:46 and sunset at 18:50. On the last day of the month, sunrise is at 06:34 and sunset at 18:42 EAT.

How many hours of sunshine does Mwanza have in September?

In September, the average sunshine duration in Mwanza, Tanzania, is 8h.

When is the highest UV index in Mwanza?

January through May, August through December, with an average maximum UV index of 12, are months with the highest UV index.

What is the UV index intensity in September in Mwanza?

In Mwanza, the average daily maximum UV index in September is 12. A UV Index reading of 11, and higher, represents an extreme health threat from unsafe exposure to Sun's UV rays.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in September
Mwanza, Tanzania

Average temperature in September - Mwanza, Tanzania
  • Average high temperature in September: 29°C

The warmest months (with the highest average high temperature) are January, March, May, June, July, August, September, October and November (29°C).
The months with the lowest average high temperature are February, April and December (28°C).

  • Average low temperature in September: 18°C

The months with the highest average low temperature are October and November (19°C).
The coldest month (with the lowest average low temperature) is July (16°C).

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Average rainfall in September
Mwanza, Tanzania

Average rainfall in September - Mwanza, Tanzania
  • Average rainfall in September: 46mm

The wettest month (with the highest rainfall) is March (155mm).
The driest month (with the least rainfall) is July (13mm).

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Average rainfall days in September
Mwanza, Tanzania

Average rainfall days in September - Mwanza, Tanzania
  • Average rainfall days in September: 6 days

The month with the highest number of rainy days is April (19 days).
The months with the least rainy days are July and August (5 days).

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Average daylight in September /
Average sunshine in September
Mwanza, Tanzania

Average daylight in September / Average sunshine in September - Mwanza, Tanzania
  • Average daylight in September: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).

  • Average sunshine in September: 8h

The months with the most sunshine are June, July and August (Average sunshine: 9h).
The months with the least sunshine are January, February, March, April, November and December (Average sunshine: 7h).

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Average UV index in September
Mwanza, Tanzania

Average UV index in September - Mwanza, Tanzania
  • Average UV index in September: 12

The months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 11).

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Mwanza, Tanzania

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