September Weather in Ahau, Fiji

Last updated: August 23, 2025

In September, the average temperature in Ahau, Fiji reaches a warm 27°C (81°F), with a minimum of 25°C (77°F) and a maximum of 28°C (83°F). Expect a high precipitation level of 227 mm (8.9 in) spread over 25 days, resulting in an air of 83% humidity. Embrace the warmth and prepare for the occasional shower!

September Temperature in Ahau

In September in Ahau, the average temperature is 27°C (81°F). Maximums can reach 28°C (83°F) and minimums can be as low as 25°C (77°F). This pleasant climate makes it an ideal time to explore the outdoors and enjoy various activities in Ahau.

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

The chart illustrates September temperature patterns in Ahau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ahau, September typically has an average temperature of 27°C (81°F), with highs reaching up to 28°C (83°F) and lows dropping to around 25°C (77°F).

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

September Precipitation in Ahau

In Ahau in September, the total precipitation amount is 227 mm (8.9 in) spread over 25 days.

September Precipitation Trends in Ahau

The chart displays monthly precipitation patterns in Ahau, 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 Ahau, September typically receives around 227 mm (8.9 inches) of precipitation spread over approximately 25 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 Ahau

In Ahau in September humidity is 83%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making sightseeing and outdoor activities feel more exhausting and requiring frequent breaks to relax in the shade or cool off.

September Average Humidity in Ahau

This chart illustrates the average monthly humidity levels in Ahau, 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 Ahau is approximately 83%, 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 Ahau

In Ahau 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 Ahau, you can check here.

Maximum UV Index Levels in Ahau for September

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

Data source: Ahau 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 Ahau Compares to Other Months

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

This table compares monthly weather conditions in Ahau, 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)	328 mm (12.9 inches)	79%	extreme
February Weather	27°C (82°F)	493 mm (19.4 inches)	78%	extreme
March Weather	27°C (82°F)	268 mm (10.5 inches)	78%	extreme
April Weather	28°C (82°F)	290 mm (11.4 inches)	78%	extreme
May Weather	27°C (82°F)	261 mm (10.3 inches)	80%	extreme
June Weather	27°C (81°F)	206 mm (8.1 inches)	82%	very high
July Weather	27°C (81°F)	202 mm (7.9 inches)	84%	extreme
August Weather	27°C (81°F)	175 mm (6.9 inches)	84%	extreme
September Weather	27°C (81°F)	227 mm (8.9 inches)	83%	extreme
October Weather	27°C (81°F)	249 mm (9.8 inches)	84%	extreme
November Weather	27°C (81°F)	369 mm (14.5 inches)	82%	extreme
December Weather	27°C (81°F)	414 mm (16.3 inches)	81%	extreme