December Weather in Ofu, American Samoa

Last updated: August 22, 2025

In December, the average temperature in Ofu, American Samoa is a warm 27°C (81°F), with minimums dipping to 25°C (76°F) and highs reaching up to 29°C (84°F). Expect a significant precipitation amount of 365 mm (14.4 in) over a period of 28 days, complemented by an average humidity level of 81%. Stay prepared for a tropical experience!

December Temperature in Ofu

In December in Ofu, the average temperature is 27°C (81°F), with maximums reaching 29°C (84°F) and minimums dipping as low as 25°C (76°F). This pleasant climate makes it an ideal time for travelers seeking warm weather and outdoor activities.

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

The chart illustrates December temperature patterns in Ofu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ofu, December typically has an average temperature of 27°C (81°F), with highs reaching up to 29°C (84°F) and lows dropping to around 25°C (76°F).

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

December Precipitation in Ofu

In Ofu in December, the total precipitation amount is 365 mm (14.4 in) over a span of 28 days.

December Precipitation Trends in Ofu

The chart displays monthly precipitation patterns in Ofu, 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 Ofu, December typically receives around 365 mm (14.4 inches) of precipitation spread over approximately 28 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Ofu

In Ofu in December humidity is 81%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy blanket enveloping you, making travel quite uncomfortable as it can quickly drain your energy and require frequent hydration breaks.

December Average Humidity in Ofu

This chart illustrates the average monthly humidity levels in Ofu, 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 Ofu is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ofu

In Ofu in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Ofu.

Maximum UV Index Levels in Ofu for December

The chart shows the monthly maximum UV Index (UVI) for Ofu 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 Ofu typically reaches 15, which falls under the extreme exposure category.

Data source: Ofu 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 Ofu Compares to Other Months

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

This table compares monthly weather conditions in Ofu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	279 mm (11.0 inches)	79%	extreme
February Weather	27°C (81°F)	476 mm (18.7 inches)	80%	extreme
March Weather	27°C (82°F)	190 mm (7.5 inches)	79%	extreme
April Weather	27°C (82°F)	241 mm (9.5 inches)	79%	extreme
May Weather	27°C (81°F)	205 mm (8.1 inches)	80%	extreme
June Weather	27°C (81°F)	144 mm (5.7 inches)	80%	very high
July Weather	27°C (80°F)	133 mm (5.2 inches)	81%	very high
August Weather	27°C (80°F)	114 mm (4.5 inches)	83%	extreme
September Weather	27°C (80°F)	106 mm (4.2 inches)	84%	extreme
October Weather	27°C (80°F)	195 mm (7.7 inches)	84%	extreme
November Weather	27°C (81°F)	260 mm (10.2 inches)	82%	extreme
December Weather	27°C (81°F)	365 mm (14.4 inches)	81%	extreme