September Weather in Koani, Tanzania

Last updated: August 28, 2025

In September, the average temperature in Koani, Tanzania is a warm 26°C (79°F), with minimums dipping to 22°C (72°F) and maximums reaching up to 30°C (86°F). Expect 35 mm (1.4 in) of precipitation spread over 14 days, contributing to an average humidity of 73%. Perfect weather for experiencing the local vibe!

September Temperature in Koani

In September in Koani, the average temperature is 26°C (79°F), with maximums reaching 30°C (86°F) and minimums dipping as low as 22°C (72°F). This pleasant climate makes it an ideal time for exploring outdoor activities and enjoying the local attractions.

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

The chart illustrates September temperature patterns in Koani, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koani, September typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (86°F) and lows dropping to around 22°C (72°F).

Data source: Temperature data for Koani generated using information from the Copernicus Climate Change Service.

September Precipitation in Koani

In Koani in September, the precipitation amount is 35 mm (1.4 in) over a span of 14 days.

September Precipitation Trends in Koani

The chart displays monthly precipitation patterns in Koani, 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 Koani, September typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Koani

In Koani in September, humidity is 73%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace, making travel slightly uncomfortable as you navigate through the heat with a constant sheen of sweat on your skin.

September Average Humidity in Koani

This chart illustrates the average monthly humidity levels in Koani, 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 Koani is approximately 73%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Koani

In Koani 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 Koani.

Maximum UV Index Levels in Koani for September

The chart shows the monthly maximum UV Index (UVI) for Koani 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 Koani typically reaches 13, which falls under the extreme exposure category.

Data source: Koani 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 Koani Compares to Other Months

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

This table compares monthly weather conditions in Koani, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	28°C (83°F)	52 mm (2.0 inches)	82%	extreme
February Weather	28°C (83°F)	59 mm (2.3 inches)	78%	extreme
March Weather	28°C (83°F)	133 mm (5.2 inches)	76%	extreme
April Weather	27°C (81°F)	276 mm (10.8 inches)	79%	extreme
May Weather	26°C (79°F)	225 mm (8.8 inches)	86%	extreme
June Weather	26°C (79°F)	45 mm (1.8 inches)	84%	very high
July Weather	25°C (78°F)	31 mm (1.2 inches)	80%	very high
August Weather	25°C (78°F)	33 mm (1.3 inches)	74%	extreme
September Weather	26°C (79°F)	35 mm (1.4 inches)	73%	extreme
October Weather	26°C (80°F)	92 mm (3.6 inches)	75%	extreme
November Weather	27°C (81°F)	112 mm (4.4 inches)	84%	extreme
December Weather	28°C (83°F)	137 mm (5.4 inches)	85%	extreme