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September Weather in Bujumbura, Burundi

Last updated: August 22, 2025

In Bujumbura, Burundi, the average temperature in September hovers around 25°C (77°F). You can expect a minimum of 21°C (70°F) and a welcoming maximum of 28°C (82°F). With only 1 mm (0.1 in) of precipitation spread over 0 days, the weather is likely to be delightful. Additionally, the average humidity rests comfortably at 70%, ensuring a pleasant atmosphere for your activities!

September Temperature in Bujumbura

In September in Bujumbura, the average temperature is 25°C (77°F). Maximums can reach 28°C (82°F), and minimums can drop as low as 21°C (70°F). This pleasant climate makes Bujumbura an ideal destination for travelers looking to enjoy mild weather during their visit.

September Weather in Bujumbura: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Bujumbura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bujumbura, September typically has an average temperature of 25°C (77°F), with highs reaching up to 28°C (82°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec757676757575747577767575
Data source: Temperature data for Bujumbura generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Bujumbura

In Bujumbura in September, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

September Precipitation Trends in Bujumbura

The chart displays monthly precipitation patterns in Bujumbura, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Bujumbura, September typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec19999104218911011412771249
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bujumbura

In Bujumbura in September, humidity is 70%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, moist blanket that clings to your skin, making every step feel heavier as you explore the sights and sounds of your destination.

September Average Humidity in Bujumbura

This chart illustrates the average monthly humidity levels in Bujumbura, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Bujumbura is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%78%81%87%78%70%66%70%83%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bujumbura

In Bujumbura in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Bujumbura.

Maximum UV Index Levels in Bujumbura for September

The chart shows the monthly maximum UV Index (UVI) for Bujumbura in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Bujumbura typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516161311111213131313
Data source: Bujumbura September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Bujumbura Compares to Other Months

Weather in Bujumbura varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Bujumbura, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Bujumbura, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)199 mm (7.8 inches)84%extreme
February Weather24°C (76°F)99 mm (3.9 inches)82%extreme
March Weather24°C (76°F)104 mm (4.1 inches)78%extreme
April Weather24°C (75°F)218 mm (8.6 inches)81%extreme
May Weather24°C (75°F)91 mm (3.6 inches)87%extreme
June Weather24°C (75°F)10 mm (0.4 inches)78%extreme
July Weather23°C (74°F)11 mm (0.4 inches)70%extreme
August Weather24°C (75°F)4 mm (0.2 inches)66%extreme
September Weather25°C (77°F)1 mm (0.1 inches)70%extreme
October Weather25°C (76°F)27 mm (1.1 inches)83%extreme
November Weather24°C (76°F)71 mm (2.8 inches)91%extreme
December Weather24°C (75°F)249 mm (9.8 inches)92%extreme

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