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May Weather in Castle Bruce, Dominica

Last updated: August 23, 2025

In May, the average temperature in Castle Bruce, Dominica is a comfortable 26°C (78°F). Daily temperatures can range from a minimum of 23°C (74°F) to a maximum of 27°C (81°F). However, be prepared for some rain, as precipitation averages 59 mm (2.3 in) over about 15 days. With an average humidity of 80%, you might want to stay hydrated while enjoying this vibrant destination!

May Temperature in Castle Bruce

In May in Castle Bruce, the average temperature is 26°C (78°F), with maximums reaching up to 27°C (81°F) and minimums dipping as low as 23°C (74°F). This mild and pleasant weather makes it an ideal time to explore the area and enjoy outdoor activities.

May Weather in Castle Bruce: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Castle Bruce, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castle Bruce, May typically has an average temperature of 26°C (78°F), with highs reaching up to 27°C (81°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec777676777879798081807978
Data source: Temperature data for Castle Bruce 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.

May Precipitation in Castle Bruce

In Castle Bruce in May, the total precipitation amount is 59 mm (2.3 in) spread over 15 days.

May Precipitation Trends in Castle Bruce

The chart displays monthly precipitation patterns in Castle Bruce, 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 Castle Bruce, May typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec51515349598911313913615212681
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castle Bruce

In Castle Bruce in May, humidity is 80%. With an average temperature of 26°C (78°F), this humidity feels like a warm blanket enveloping you, making travel a bit sticky yet vibrant, as you experience the lively atmosphere infused with the scent of tropical blooms and the soothing presence of nearby water.

May Average Humidity in Castle Bruce

This chart illustrates the average monthly humidity levels in Castle Bruce, 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 Castle Bruce is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%77%78%78%80%82%84%82%80%80%80%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Castle Bruce

In Castle Bruce 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 Castle Bruce, you can check here.

Maximum UV Index Levels in Castle Bruce for May

The chart shows the monthly maximum UV Index (UVI) for Castle Bruce 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 Castle Bruce typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111314141314131312109
Data source: Castle Bruce 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 Castle Bruce Compares to Other Months

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

This table compares monthly weather conditions in Castle Bruce, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)51 mm (2.0 inches)78%very high
February Weather24°C (76°F)51 mm (2.0 inches)77%extreme
March Weather24°C (76°F)53 mm (2.1 inches)78%extreme
April Weather25°C (77°F)49 mm (1.9 inches)78%extreme
May Weather26°C (78°F)59 mm (2.3 inches)80%extreme
June Weather26°C (79°F)89 mm (3.5 inches)82%extreme
July Weather26°C (80°F)113 mm (4.5 inches)84%extreme
August Weather27°C (80°F)139 mm (5.5 inches)82%extreme
September Weather27°C (81°F)136 mm (5.4 inches)80%extreme
October Weather27°C (80°F)152 mm (6.0 inches)80%extreme
November Weather26°C (79°F)126 mm (4.9 inches)80%very high
December Weather25°C (78°F)81 mm (3.2 inches)79%very high

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