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September Weather in Kayima, Sierra Leone

Last updated: August 31, 2025

In Kayima, Sierra Leone, the average temperature in September hovers around 24°C (76°F), creating a pleasantly warm atmosphere. However, temperatures can fluctuate, with a minimum of 19°C (67°F) and a maximum of 32°C (89°F). Expect considerable rainfall, with 391 mm (15.4 in) spread over 28 days, accompanied by high humidity levels of 92%. Be prepared for a humid and rainy experience this month!

September Temperature in Kayima

In September in Kayima, the average temperature is 24°C (76°F). The maximum can reach 32°C (89°F), and the minimum can be as low as 19°C (67°F). This pleasant climate makes it an ideal time for travelers to explore the outdoors and enjoy various activities.

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

The chart illustrates September temperature patterns in Kayima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kayima, September typically has an average temperature of 24°C (76°F), with highs reaching up to 32°C (89°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec808384827977757475777778
Data source: Temperature data for Kayima 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 Kayima

In Kayima in September, the total precipitation amount is 391 mm (15.4 in) accumulated over the course of 28 days.

September Precipitation Trends in Kayima

The chart displays monthly precipitation patterns in Kayima, 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 Kayima, September typically receives around 391 mm (15.4 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec11244841502433964733912971198
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kayima

In Kayima in September humidity is 92%. With average temperature 24°C (76°F), this humidity feels like a wall of heat that envelops you, making every step feel heavy and sweat trickle relentlessly down your back, turning what should be a pleasant stroll into a sticky challenge for any traveler.

September Average Humidity in Kayima

This chart illustrates the average monthly humidity levels in Kayima, 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 Kayima is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec52%62%68%78%82%90%89%93%92%90%82%65%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kayima

In Kayima in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Kayima, you can check here.

Maximum UV Index Levels in Kayima for September

The chart shows the monthly maximum UV Index (UVI) for Kayima 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 Kayima typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111112131313131414121010
Data source: Kayima 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 Kayima Compares to Other Months

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

This table compares monthly weather conditions in Kayima, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)1 mm (0.0 inches)51%extreme
February Weather28°C (83°F)12 mm (0.5 inches)62%extreme
March Weather29°C (84°F)44 mm (1.7 inches)68%extreme
April Weather28°C (82°F)84 mm (3.3 inches)78%extreme
May Weather26°C (80°F)150 mm (5.9 inches)82%extreme
June Weather25°C (77°F)243 mm (9.6 inches)90%extreme
July Weather24°C (75°F)396 mm (15.6 inches)89%extreme
August Weather23°C (75°F)473 mm (18.6 inches)93%extreme
September Weather24°C (76°F)391 mm (15.4 inches)92%extreme
October Weather25°C (77°F)297 mm (11.7 inches)90%extreme
November Weather25°C (77°F)118 mm (4.7 inches)82%very high
December Weather25°C (78°F)8 mm (0.3 inches)65%very high

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