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December Weather in Ascension, Bolivia

Last updated: August 22, 2025

In Ascension, Bolivia, the average temperature in December hovers around 26°C (79°F). Expect a minimum of 19°C (66°F) and a maximum of 35°C (95°F). During this month, you'll encounter approximately 250 mm (9.9 in) of precipitation spread across 24 days, contributing to a high average humidity of 84%.

December Temperature in Ascension

In December in Ascension, the average temperature is 26°C (79°F). Maximum temperatures can reach 35°C (95°F), while the minimum can drop as low as 19°C (66°F). Overall, this makes Ascension an ideal destination for travelers seeking warm and pleasant weather during this time of year.

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

The chart illustrates December temperature patterns in Ascension, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ascension, December typically has an average temperature of 26°C (79°F), with highs reaching up to 35°C (95°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec797878777371727580817979
Data source: Temperature data for Ascension 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 Ascension

In Ascension in December, the precipitation amount is 250 mm (9.9 in) over a period of 24 days.

December Precipitation Trends in Ascension

The chart displays monthly precipitation patterns in Ascension, 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 Ascension, December typically receives around 250 mm (9.9 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec18421818111760386273098194250
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ascension

In Ascension in December, humidity is 84%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and exhausting, yet the vibrant atmosphere and lush surroundings offer a refreshing allure that invites exploration.

December Average Humidity in Ascension

This chart illustrates the average monthly humidity levels in Ascension, 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 Ascension is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%87%87%81%64%47%39%34%35%65%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ascension

In Ascension in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Ascension.

Maximum UV Index Levels in Ascension for December

The chart shows the monthly maximum UV Index (UVI) for Ascension 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 Ascension typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1515151310991011151516
Data source: Ascension 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 Ascension Compares to Other Months

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

This table compares monthly weather conditions in Ascension, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)184 mm (7.2 inches)87%extreme
February Weather26°C (79°F)218 mm (8.6 inches)86%extreme
March Weather26°C (78°F)181 mm (7.1 inches)87%extreme
April Weather25°C (77°F)117 mm (4.6 inches)87%extreme
May Weather23°C (74°F)60 mm (2.4 inches)81%very high
June Weather22°C (71°F)38 mm (1.5 inches)64%very high
July Weather22°C (72°F)6 mm (0.2 inches)47%very high
August Weather24°C (75°F)27 mm (1.0 inches)39%very high
September Weather27°C (80°F)30 mm (1.2 inches)33%extreme
October Weather27°C (81°F)98 mm (3.9 inches)35%extreme
November Weather26°C (80°F)194 mm (7.6 inches)65%extreme
December Weather26°C (79°F)250 mm (9.9 inches)84%extreme

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