September Weather in Anguilla, United States

Last updated: June 24, 2025

In September, the average temperature in Anguilla, United States is a warm 26°C (79°F), making it an inviting destination. Expect a comfortable range, with minimums of 13°C (55°F) and maximums soaring to 37°C (99°F). Be prepared for some rain, as the area receives about 81 mm (3.2 in) of precipitation over 8 days. With an average humidity of 73%, stay hydrated and enjoy the vibrant atmosphere!

September Temperature in Anguilla

In September in Anguilla, the average temperature is 26°C (79°F). The maximum can reach 37°C (99°F), while the minimum can be as low as 13°C (55°F). This temperature range makes Anguilla an ideal destination for travelers looking to enjoy warm weather while still having comfortable cooler evenings.

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

The chart illustrates September temperature patterns in Anguilla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Anguilla, September typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (99°F) and lows dropping to around 13°C (55°F).

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

September Precipitation in Anguilla

In Anguilla in September, the precipitation amount is 81 mm (3.2 in) over the course of 8 days.

September Precipitation Trends in Anguilla

The chart displays monthly precipitation patterns in Anguilla, 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 Anguilla, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 8 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 Anguilla

In Anguilla in September, humidity is 73%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace, making travel slightly uncomfortable as you navigate through the heat with a constant sheen of sweat on your skin.

September Average Humidity in Anguilla

This chart illustrates the average monthly humidity levels in Anguilla, 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 Anguilla is approximately 73%, 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 Anguilla

In Anguilla in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Anguilla.

Maximum UV Index Levels in Anguilla for September

The chart shows the monthly maximum UV Index (UVI) for Anguilla 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 Anguilla typically reaches 10, which falls under the very high exposure category.

Data source: Anguilla 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 Anguilla Compares to Other Months

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

This table compares monthly weather conditions in Anguilla, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	122 mm (4.8 inches)	84%	moderate
February Weather	11°C (52°F)	187 mm (7.4 inches)	83%	high
March Weather	16°C (61°F)	155 mm (6.1 inches)	80%	very high
April Weather	18°C (65°F)	173 mm (6.8 inches)	82%	extreme
May Weather	23°C (74°F)	118 mm (4.6 inches)	83%	extreme
June Weather	27°C (80°F)	102 mm (4.0 inches)	80%	extreme
July Weather	28°C (83°F)	93 mm (3.7 inches)	80%	extreme
August Weather	28°C (82°F)	104 mm (4.1 inches)	75%	extreme
September Weather	26°C (79°F)	81 mm (3.2 inches)	73%	very high
October Weather	20°C (69°F)	124 mm (4.9 inches)	76%	very high
November Weather	13°C (55°F)	94 mm (3.7 inches)	84%	high
December Weather	11°C (52°F)	125 mm (4.9 inches)	88%	moderate