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December Weather in Sumbuya, Sierra Leone

Last updated: August 31, 2025

In Sumbuya, Sierra Leone, the average temperature in December hovers around 26°C (80°F), creating a warm and inviting atmosphere. Expect minimums of 20°C (68°F) and occasional peaks of 35°C (96°F). Be prepared for some rain, as the area receives an average precipitation of 56 mm (2.2 in) over 15 days, while the humidity remains moderately high at 77%, adding a touch of tropical charm to the air.

December Temperature in Sumbuya

In December in Sumbuya, the average temperature is 26°C (80°F). Maximums can reach 35°C (96°F), while minimums can drop to as low as 20°C (68°F). It's a great time to visit for those who enjoy warm weather and outdoor activities.

December Weather in Sumbuya: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sumbuya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sumbuya, December typically has an average temperature of 26°C (80°F), with highs reaching up to 35°C (96°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec818282818078767677787979
Data source: Temperature data for Sumbuya 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.

December Precipitation in Sumbuya

In Sumbuya in December, the precipitation amount is 56 mm (2.2 in) spread over 15 days.

December Precipitation Trends in Sumbuya

The chart displays monthly precipitation patterns in Sumbuya, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Sumbuya, December typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec20479018029848555258865131815456
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sumbuya

In Sumbuya in December, humidity is 77%. With an average temperature of 26°C (80°F), this humidity feels like walking through a warm, damp blanket, making traveling somewhat uncomfortable and necessitating frequent breaks to stay hydrated and cool.

December Average Humidity in Sumbuya

This chart illustrates the average monthly humidity levels in Sumbuya, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Sumbuya is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%76%79%83%84%88%89%93%94%91%83%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sumbuya

In Sumbuya in December, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Sumbuya.

Maximum UV Index Levels in Sumbuya for December

The chart shows the monthly maximum UV Index (UVI) for Sumbuya in December, 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 December, the maximum UV index in Sumbuya typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec101111131312121313121010
Data source: Sumbuya December 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 December Weather in Sumbuya Compares to Other Months

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

This table compares monthly weather conditions in Sumbuya, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)20 mm (0.8 inches)71%very high
February Weather28°C (82°F)47 mm (1.9 inches)76%extreme
March Weather28°C (83°F)90 mm (3.5 inches)79%extreme
April Weather27°C (81°F)180 mm (7.1 inches)83%extreme
May Weather26°C (80°F)298 mm (11.7 inches)84%extreme
June Weather25°C (78°F)485 mm (19.1 inches)88%extreme
July Weather25°C (77°F)552 mm (21.7 inches)89%extreme
August Weather25°C (77°F)588 mm (23.1 inches)93%extreme
September Weather25°C (77°F)651 mm (25.6 inches)94%extreme
October Weather25°C (78°F)318 mm (12.5 inches)91%extreme
November Weather26°C (79°F)154 mm (6.1 inches)83%very high
December Weather26°C (80°F)56 mm (2.2 inches)77%very high

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