September Weather in Leloaloa, American Samoa

Last updated: August 22, 2025

In Leloaloa, American Samoa, the average temperature in September is a warm 27°C (80°F). Expect minimums of 25°C (77°F) and maximums reaching 28°C (83°F). During this time, the region experiences about 136 mm (5.4 in) of precipitation over 21 days, contributing to an average humidity of 84%. Ideal for those who enjoy a tropical climate!

September Temperature in Leloaloa

In September in Leloaloa, the average temperature is 27°C (80°F), with maximums reaching 28°C (83°F) and minimums dipping to as low as 25°C (77°F). This pleasant weather makes Leloaloa an ideal destination for travelers seeking a warm and comfortable climate.

September Weather in Leloaloa: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Leloaloa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Leloaloa, September typically has an average temperature of 27°C (80°F), with highs reaching up to 28°C (83°F) and lows dropping to around 25°C (77°F).

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

September Precipitation in Leloaloa

In Leloaloa in September, the total precipitation amount is 136 mm (5.4 in), occurring over the course of 21 days.

September Precipitation Trends in Leloaloa

The chart displays monthly precipitation patterns in Leloaloa, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Leloaloa, September typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 21 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Leloaloa

In Leloaloa in September, humidity is 84%. With an average temperature of 27°C (80°F), this humidity feels like a thick, warm blanket enveloping you, making travel feel sluggish and exhausting.

September Average Humidity in Leloaloa

This chart illustrates the average monthly humidity levels in Leloaloa, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Leloaloa is approximately 84%, offering insight into how humid the weather typically is during this month.

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

September UV Index in Leloaloa

In Leloaloa in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Leloaloa, you can check here.

Maximum UV Index Levels in Leloaloa for September

The chart shows the monthly maximum UV Index (UVI) for Leloaloa in September, 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 September, the maximum UV index in Leloaloa typically reaches 14, which falls under the extreme exposure category.

Data source: Leloaloa September 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 September Weather in Leloaloa Compares to Other Months

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

This table compares monthly weather conditions in Leloaloa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (82°F)	301 mm (11.8 inches)	79%	extreme
February Weather	27°C (81°F)	464 mm (18.3 inches)	80%	extreme
March Weather	27°C (82°F)	195 mm (7.7 inches)	79%	extreme
April Weather	27°C (82°F)	228 mm (9.0 inches)	79%	extreme
May Weather	27°C (81°F)	210 mm (8.3 inches)	80%	extreme
June Weather	27°C (81°F)	178 mm (7.0 inches)	80%	very high
July Weather	27°C (80°F)	152 mm (6.0 inches)	81%	very high
August Weather	26°C (80°F)	128 mm (5.1 inches)	83%	extreme
September Weather	27°C (80°F)	136 mm (5.4 inches)	84%	extreme
October Weather	27°C (80°F)	225 mm (8.9 inches)	85%	extreme
November Weather	27°C (81°F)	266 mm (10.5 inches)	82%	extreme
December Weather	27°C (81°F)	360 mm (14.2 inches)	82%	extreme