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August Weather in Hillsborough, Grenada

Last updated: August 23, 2025

The average temperature in Hillsborough, Grenada during August is a warm 27°C (81°F). You'll experience a minimum of 25°C (77°F) and a maximum of 29°C (84°F). However, be prepared for some rain, as the precipitation amounts to 164 mm (6.4 in) over approximately 25 days. Don't forget to stay hydrated; the average humidity is a high 81%!

August Temperature in Hillsborough

In August in Hillsborough, the average temperature is 27°C (81°F). Maximums can reach 29°C (84°F), while minimums can drop to 25°C (77°F). This mild and pleasant weather makes Hillsborough an ideal destination for travelers seeking warmth and comfort.

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

The chart illustrates August 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, August typically has an average temperature of 27°C (81°F), with highs reaching up to 29°C (84°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec797878798081818182818180
Data source: Temperature data for Hillsborough generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Hillsborough

In Hillsborough in August, the precipitation amount is 164 mm (6.4 in) over the course of 25 days.

August Precipitation Trends in Hillsborough

The chart displays monthly precipitation patterns in Hillsborough, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Hillsborough, August typically receives around 164 mm (6.4 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec473344284610415016413818012766
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Hillsborough

In Hillsborough in August humidity is 81%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy blanket enveloping you, making travel quite uncomfortable as it can quickly drain your energy and require frequent hydration breaks.

August Average Humidity in Hillsborough

This chart illustrates the average monthly humidity levels in Hillsborough, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Hillsborough is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%80%79%80%83%84%81%80%82%83%82%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Hillsborough

In Hillsborough in August, 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 August

The chart shows the monthly maximum UV Index (UVI) for Hillsborough in August, 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 August, the maximum UV index in Hillsborough typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111214141413131414131110
Data source: Hillsborough August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)47 mm (1.8 inches)81%extreme
February Weather26°C (78°F)33 mm (1.3 inches)80%extreme
March Weather26°C (79°F)44 mm (1.7 inches)80%extreme
April Weather26°C (80°F)28 mm (1.1 inches)79%extreme
May Weather27°C (81°F)46 mm (1.8 inches)80%extreme
June Weather27°C (81°F)104 mm (4.1 inches)83%extreme
July Weather27°C (81°F)150 mm (5.9 inches)84%extreme
August Weather27°C (81°F)164 mm (6.4 inches)81%extreme
September Weather28°C (82°F)138 mm (5.4 inches)80%extreme
October Weather27°C (82°F)180 mm (7.1 inches)82%extreme
November Weather27°C (81°F)127 mm (5.0 inches)83%extreme
December Weather27°C (80°F)66 mm (2.6 inches)82%very high

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