September Weather in Islington, Jamaica

Last updated: August 23, 2025

In September, the average temperature in Islington, Jamaica is a warm 27°C (81°F), with a minimum of 24°C (75°F) and a maximum reaching 33°C (92°F). Expect some rain, with 111 mm (4.4 in) of precipitation spread over 19 days, contributing to an average humidity of 75%. Prepare for a tropical and humid atmosphere!

September Temperature in Islington

In September in Islington, the average temperature is 27°C (81°F), with maximums reaching 33°C (92°F) and minimums dropping to as low as 24°C (75°F). This climate makes Islington an ideal destination for travelers seeking warm and pleasant weather.

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

The chart illustrates September temperature patterns in Islington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Islington, September typically has an average temperature of 27°C (81°F), with highs reaching up to 33°C (92°F) and lows dropping to around 24°C (75°F).

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

September Precipitation in Islington

In Islington in September, the precipitation amount is 111 mm (4.4 in) over a span of 19 days.

September Precipitation Trends in Islington

The chart displays monthly precipitation patterns in Islington, 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 Islington, September typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 19 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 Islington

In Islington in September, humidity is 75%. With an average temperature of 27°C (81°F), this humidity feels like a blanket of warmth enveloping you, making outdoor activities sticky and potentially uncomfortable for traveling.

September Average Humidity in Islington

This chart illustrates the average monthly humidity levels in Islington, 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 Islington 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 Islington

In Islington in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Islington.

Maximum UV Index Levels in Islington for September

The chart shows the monthly maximum UV Index (UVI) for Islington 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 Islington typically reaches 12, which falls under the extreme exposure category.

Data source: Islington 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 Islington Compares to Other Months

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

This table compares monthly weather conditions in Islington, 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 (76°F)	70 mm (2.8 inches)	70%	very high
February Weather	24°C (76°F)	54 mm (2.1 inches)	67%	extreme
March Weather	24°C (76°F)	81 mm (3.2 inches)	66%	extreme
April Weather	25°C (78°F)	78 mm (3.1 inches)	66%	extreme
May Weather	26°C (79°F)	111 mm (4.4 inches)	64%	extreme
June Weather	27°C (80°F)	49 mm (1.9 inches)	66%	extreme
July Weather	27°C (82°F)	39 mm (1.5 inches)	73%	extreme
August Weather	28°C (82°F)	88 mm (3.5 inches)	76%	extreme
September Weather	27°C (81°F)	111 mm (4.4 inches)	75%	extreme
October Weather	26°C (79°F)	185 mm (7.3 inches)	75%	extreme
November Weather	25°C (78°F)	162 mm (6.4 inches)	77%	very high
December Weather	25°C (77°F)	88 mm (3.5 inches)	73%	very high