May Weather in Sili, Samoa

Last updated: August 31, 2025

In May, the average temperature in Sili, Samoa is a pleasant 25°C (78°F), with a comfortable range of 23°C (74°F) as the minimum and 28°C (82°F) as the maximum. Expect 193 mm (7.6 in) of precipitation spread over 29 days, contributing to an average humidity of 79%. Be prepared for a humid yet inviting climate!

May Temperature in Sili

In May in Sili, the average temperature is 25°C (78°F). The maximum can reach 28°C (82°F) and the minimum can be as low as 23°C (74°F). This pleasant climate makes Sili an ideal destination for travelers seeking warmth and comfort.

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

The chart illustrates May temperature patterns in Sili, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sili, May typically has an average temperature of 25°C (78°F), with highs reaching up to 28°C (82°F) and lows dropping to around 23°C (74°F).

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

May Precipitation in Sili

In Sili in May, the precipitation amount is 193 mm (7.6 in) over the course of 29 days.

May Precipitation Trends in Sili

The chart displays monthly precipitation patterns in Sili, 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 Sili, May typically receives around 193 mm (7.6 inches) of precipitation spread over approximately 29 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Sili

In Sili in May humidity is 79%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less inviting and requiring frequent breaks to stay refreshed.

May Average Humidity in Sili

This chart illustrates the average monthly humidity levels in Sili, 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 Sili is approximately 79%, 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 Sili

In Sili 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 Sili.

Maximum UV Index Levels in Sili for May

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

Data source: Sili 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 Sili Compares to Other Months

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

This table compares monthly weather conditions in Sili, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	350 mm (13.8 inches)	78%	extreme
February Weather	25°C (78°F)	585 mm (23.1 inches)	78%	extreme
March Weather	25°C (78°F)	202 mm (7.9 inches)	78%	extreme
April Weather	25°C (78°F)	247 mm (9.7 inches)	78%	extreme
May Weather	25°C (78°F)	193 mm (7.6 inches)	79%	extreme
June Weather	25°C (77°F)	129 mm (5.1 inches)	80%	very high
July Weather	24°C (76°F)	194 mm (7.6 inches)	82%	very high
August Weather	24°C (76°F)	129 mm (5.1 inches)	84%	extreme
September Weather	24°C (76°F)	124 mm (4.9 inches)	84%	extreme
October Weather	25°C (76°F)	205 mm (8.1 inches)	82%	extreme
November Weather	25°C (77°F)	265 mm (10.4 inches)	80%	extreme
December Weather	25°C (77°F)	458 mm (18.0 inches)	79%	extreme