September Weather in Koina, Gambia

Last updated: August 23, 2025

In Koina, Gambia, the average temperature in September hovers around 28°C (82°F). Temperatures can range from a comfortable 22°C (72°F) to a sweltering 36°C (97°F). However, expect 222 mm (8.7 in) of rainfall over 16 days, contributing to a high average humidity of 87%. Be prepared for a warm and humid month!

September Temperature in Koina

In September in Koina, the average temperature is 28°C (82°F). Maximums can reach 36°C (97°F), while minimums can drop to as low as 22°C (72°F). It's an ideal time for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates September temperature patterns in Koina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koina, September typically has an average temperature of 28°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 22°C (72°F).

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

September Precipitation in Koina

In Koina in September, the total precipitation amount is 222 mm (8.7 in) over the course of 16 days.

September Precipitation Trends in Koina

The chart displays monthly precipitation patterns in Koina, 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 Koina, September typically receives around 222 mm (8.7 inches) of precipitation spread over approximately 16 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Koina

In Koina in September humidity is 87%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket wrapping around you, making travel challenging as you navigate the air's heavy moisture.

September Average Humidity in Koina

This chart illustrates the average monthly humidity levels in Koina, 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 Koina is approximately 87%, 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 Koina

In Koina 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 Koina.

Maximum UV Index Levels in Koina for September

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

Data source: Koina 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 Koina Compares to Other Months

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

This table compares monthly weather conditions in Koina, 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 (82°F)	0 mm (0.0 inches)	14%	very high
February Weather	30°C (86°F)	0 mm (0.0 inches)	16%	very high
March Weather	32°C (91°F)	0 mm (0.0 inches)	15%	extreme
April Weather	34°C (94°F)	0 mm (0.0 inches)	25%	extreme
May Weather	35°C (94°F)	2 mm (0.1 inches)	42%	extreme
June Weather	33°C (91°F)	30 mm (1.2 inches)	72%	extreme
July Weather	29°C (85°F)	115 mm (4.5 inches)	85%	extreme
August Weather	28°C (82°F)	234 mm (9.2 inches)	88%	extreme
September Weather	28°C (82°F)	222 mm (8.7 inches)	87%	extreme
October Weather	29°C (85°F)	44 mm (1.7 inches)	87%	extreme
November Weather	29°C (85°F)	1 mm (0.0 inches)	72%	very high
December Weather	28°C (82°F)	0 mm (0.0 inches)	30%	very high