September Weather in Alexandria, Jamaica

Last updated: August 23, 2025

In Alexandria, Jamaica, the average temperature in September reaches a warm 27°C (80°F). While the minimum can drop to 21°C (71°F), temperatures can soar to a maximum of 33°C (92°F). Expect 197 mm (7.8 in) of precipitation spread over 23 days, along with average humidity levels of 75%.

September Temperature in Alexandria

In September in Alexandria, the average temperature is 27°C (80°F). Maximum temperatures can reach 33°C (92°F), while minimums can drop as low as 21°C (71°F). This climate makes Alexandria a perfect destination for travelers seeking warm and pleasant weather.

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

The chart illustrates September temperature patterns in Alexandria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alexandria, September typically has an average temperature of 27°C (80°F), with highs reaching up to 33°C (92°F) and lows dropping to around 21°C (71°F).

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

September Precipitation in Alexandria

In Alexandria in September, the total precipitation amount is 197 mm (7.8 in) spread across 23 days.

September Precipitation Trends in Alexandria

The chart displays monthly precipitation patterns in Alexandria, 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 Alexandria, September typically receives around 197 mm (7.8 inches) of precipitation spread over approximately 23 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 Alexandria

In Alexandria in September humidity is 75%. With an average temperature of 27°C (80°F), this humidity feels like a warm, enveloping blanket that makes traveling a bit more challenging, as every step can leave you feeling sticky and in need of frequent hydration breaks.

September Average Humidity in Alexandria

This chart illustrates the average monthly humidity levels in Alexandria, 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 Alexandria is approximately 75%, 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 Alexandria

In Alexandria in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Alexandria.

Maximum UV Index Levels in Alexandria for September

The chart shows the monthly maximum UV Index (UVI) for Alexandria 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 Alexandria typically reaches 13, which falls under the extreme exposure category.

Data source: Alexandria 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 Alexandria Compares to Other Months

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

This table compares monthly weather conditions in Alexandria, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	48 mm (1.9 inches)	70%	very high
February Weather	24°C (75°F)	31 mm (1.2 inches)	67%	extreme
March Weather	24°C (76°F)	77 mm (3.0 inches)	66%	extreme
April Weather	25°C (77°F)	104 mm (4.1 inches)	66%	extreme
May Weather	26°C (79°F)	156 mm (6.2 inches)	64%	extreme
June Weather	27°C (80°F)	78 mm (3.1 inches)	66%	extreme
July Weather	28°C (82°F)	77 mm (3.0 inches)	73%	extreme
August Weather	27°C (82°F)	111 mm (4.4 inches)	76%	extreme
September Weather	27°C (80°F)	197 mm (7.8 inches)	75%	extreme
October Weather	26°C (78°F)	211 mm (8.3 inches)	75%	extreme
November Weather	25°C (77°F)	131 mm (5.1 inches)	77%	very high
December Weather	24°C (76°F)	57 mm (2.3 inches)	73%	very high