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March Weather in Grenada, United States

Last updated: June 24, 2025

In March, the average temperature in Grenada, United States is a mild 15°C (58°F), with temperatures ranging from a chilly -4°C (26°F) to a warm 30°C (87°F). Expect about 164 mm (6.5 in) of precipitation over 13 days, along with an average humidity of 82%, adding to the area's characteristic climate.

March Temperature in Grenada

In March in Grenada, the average temperature is 15°C (58°F). The maximum can reach 30°C (87°F) and the minimum can be as low as -4°C (26°F). Be prepared for a wide range of temperatures while exploring the diverse climate of Grenada during this time.

March Weather in Grenada: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Grenada, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grenada, March typically has an average temperature of 15°C (58°F), with highs reaching up to 30°C (87°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec465058637379828177675350
Data source: Temperature data for Grenada 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.

March Precipitation in Grenada

In Grenada in March, the precipitation amount is 164 mm (6.5 in) spread over 13 days, indicating a relatively wet period for the region.

March Precipitation Trends in Grenada

The chart displays monthly precipitation patterns in Grenada, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Grenada, March typically receives around 164 mm (6.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec120185164149109131961199112480134
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Grenada

In Grenada in March humidity is 82%. With an average temperature of 15°C (58°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor exploration a bit uncomfortable and causing you to sweat lightly even during mild activities.

March Average Humidity in Grenada

This chart illustrates the average monthly humidity levels in Grenada, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Grenada is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%82%79%82%77%74%73%85%88%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Grenada

In Grenada in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Grenada.

Maximum UV Index Levels in Grenada for March

The chart shows the monthly maximum UV Index (UVI) for Grenada in March, 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 March, the maximum UV index in Grenada typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: Grenada March 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 March Weather in Grenada Compares to Other Months

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

This table compares monthly weather conditions in Grenada, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)119 mm (4.7 inches)85%moderate
February Weather10°C (50°F)185 mm (7.3 inches)84%high
March Weather15°C (58°F)164 mm (6.5 inches)82%very high
April Weather17°C (63°F)149 mm (5.9 inches)82%very high
May Weather23°C (73°F)109 mm (4.3 inches)82%extreme
June Weather26°C (79°F)131 mm (5.1 inches)79%extreme
July Weather28°C (82°F)96 mm (3.8 inches)82%extreme
August Weather27°C (81°F)119 mm (4.7 inches)77%extreme
September Weather25°C (78°F)91 mm (3.6 inches)74%very high
October Weather19°C (67°F)124 mm (4.9 inches)73%very high
November Weather12°C (53°F)80 mm (3.1 inches)85%high
December Weather10°C (50°F)133 mm (5.3 inches)88%moderate

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