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December Weather in Mongomo, Equatorial Guinea

Last updated: August 23, 2025

In Mongomo, Equatorial Guinea, the average temperature in December hovers around 25°C (77°F). Expect a comfortable range, with minimum temperatures dipping to 19°C (67°F) and highs reaching up to 32°C (90°F). However, be prepared for some wet days, as 102 mm (4.0 in) of precipitation can be expected over 22 days. Coupled with an average humidity level of 87%, the warmth can feel quite steamy at times!

December Temperature in Mongomo

In December in Mongomo, the average temperature is 25°C (77°F). Maximum temperatures can reach 32°C (90°F), while minimums can drop to as low as 19°C (67°F). This mild and pleasant climate makes it an ideal destination for outdoor activities and sightseeing.

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

The chart illustrates December temperature patterns in Mongomo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mongomo, December typically has an average temperature of 25°C (77°F), with highs reaching up to 32°C (90°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777767675747475757576
Data source: Temperature data for Mongomo 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 Mongomo

In Mongomo in December, the precipitation amount is 102 mm (4.0 in) spread over 22 days.

December Precipitation Trends in Mongomo

The chart displays monthly precipitation patterns in Mongomo, 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 Mongomo, December typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec66104204210215158123131225263214102
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mongomo

In Mongomo in December, humidity is 87%. With an average temperature of 25°C (77°F), this humidity feels like a thick, warm blanket enveloping you, making travel a challenge as sweat clings to your skin and the air feels heavy and stifling.

December Average Humidity in Mongomo

This chart illustrates the average monthly humidity levels in Mongomo, 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 Mongomo is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%85%87%89%89%88%90%92%93%91%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mongomo

In Mongomo in December, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Mongomo.

Maximum UV Index Levels in Mongomo for December

The chart shows the monthly maximum UV Index (UVI) for Mongomo 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 Mongomo typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121214151311111213141211
Data source: Mongomo 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 Mongomo Compares to Other Months

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

This table compares monthly weather conditions in Mongomo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)66 mm (2.6 inches)85%extreme
February Weather25°C (77°F)103 mm (4.1 inches)83%extreme
March Weather25°C (77°F)204 mm (8.0 inches)85%extreme
April Weather25°C (77°F)210 mm (8.3 inches)87%extreme
May Weather24°C (76°F)215 mm (8.5 inches)88%extreme
June Weather24°C (75°F)158 mm (6.2 inches)89%extreme
July Weather23°C (75°F)123 mm (4.9 inches)88%extreme
August Weather23°C (75°F)131 mm (5.1 inches)90%extreme
September Weather24°C (75°F)225 mm (8.8 inches)92%extreme
October Weather24°C (75°F)263 mm (10.4 inches)92%extreme
November Weather24°C (75°F)214 mm (8.4 inches)91%extreme
December Weather25°C (77°F)102 mm (4.0 inches)87%extreme

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