May Weather in Ofu, American Samoa

Last updated: August 22, 2025

The average temperature in Ofu, American Samoa during May is a warm 27°C (81°F). Expect minimum temperatures around 25°C (77°F) and a pleasant maximum of 29°C (85°F). However, be prepared for frequent rain with a precipitation amount of 205 mm (8.1 in) spread over 25 days. The average humidity hovers around a high 80%, adding to the tropical feel of the month.

May Temperature in Ofu

In May in Ofu, the average temperature is 27°C (81°F). The maximum can reach 29°C (85°F), while the minimum can be as low as 25°C (77°F). This pleasant weather makes Ofu an ideal destination for travelers seeking warmth and sunshine.

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

The chart illustrates May 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, May typically has an average temperature of 27°C (81°F), with highs reaching up to 29°C (85°F) and lows dropping to around 25°C (77°F).

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

May Precipitation in Ofu

In Ofu in May, the precipitation amount is 205 mm (8.1 in) spread over 25 days.

May Precipitation Trends in Ofu

The chart displays monthly precipitation patterns in Ofu, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Ofu, May typically receives around 205 mm (8.1 inches) of precipitation spread over approximately 25 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Ofu

In Ofu in May humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

May Average Humidity in Ofu

This chart illustrates the average monthly humidity levels in Ofu, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Ofu is approximately 80%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Ofu

In Ofu in May, 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 Ofu.

Maximum UV Index Levels in Ofu for May

The chart shows the monthly maximum UV Index (UVI) for Ofu in May, 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 May, the maximum UV index in Ofu typically reaches 11, which falls under the extreme exposure category.

Data source: Ofu May 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 May 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 May’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 May’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