May Weather in Hillsborough, Grenada

Last updated: August 23, 2025

In Hillsborough, Grenada, the average temperature in May is a delightful 27°C (81°F). Expect the minimum to dip to 25°C (77°F) while the maximum can reach 28°C (83°F), making it perfect for outdoor activities. However, be prepared for 46 mm (1.8 in) of precipitation spread over 13 days, contributing to an average humidity of 80%. Embrace the tropical vibes!

May Temperature in Hillsborough

In May in Hillsborough, 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 Hillsborough.

May Weather in Hillsborough: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Hillsborough, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hillsborough, May 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 Hillsborough generated using information from the Copernicus Climate Change Service.

May Precipitation in Hillsborough

In Hillsborough in May, the total precipitation amount is 46 mm (1.8 in) spread over a duration of 13 days.

May Precipitation Trends in Hillsborough

The chart displays monthly precipitation patterns in Hillsborough, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Hillsborough, May typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Hillsborough

In Hillsborough in May humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

May Average Humidity in Hillsborough

This chart illustrates the average monthly humidity levels in Hillsborough, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Hillsborough is approximately 80%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Hillsborough

In Hillsborough in May, 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 Hillsborough, you can check here.

Maximum UV Index Levels in Hillsborough for May

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

Data source: Hillsborough May 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 May Weather in Hillsborough Compares to Other Months

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

This table compares monthly weather conditions in Hillsborough, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	47 mm (1.8 inches)	81%	extreme
February Weather	26°C (78°F)	33 mm (1.3 inches)	80%	extreme
March Weather	26°C (79°F)	44 mm (1.7 inches)	80%	extreme
April Weather	26°C (80°F)	28 mm (1.1 inches)	79%	extreme
May Weather	27°C (81°F)	46 mm (1.8 inches)	80%	extreme
June Weather	27°C (81°F)	104 mm (4.1 inches)	83%	extreme
July Weather	27°C (81°F)	150 mm (5.9 inches)	84%	extreme
August Weather	27°C (81°F)	164 mm (6.4 inches)	81%	extreme
September Weather	28°C (82°F)	138 mm (5.4 inches)	80%	extreme
October Weather	27°C (82°F)	180 mm (7.1 inches)	82%	extreme
November Weather	27°C (81°F)	127 mm (5.0 inches)	83%	extreme
December Weather	27°C (80°F)	66 mm (2.6 inches)	82%	very high