nomadseason

May Weather in South Palm Beach, United States

Last updated: June 24, 2025

In May, the average temperature in South Palm Beach, United States reaches a warm 26°C (79°F). Expect a cozy range with minimum temperatures dipping to 19°C (66°F) and highs soaring up to 32°C (90°F). However, be prepared for some rain, as 161 mm (6.3 in) of precipitation falls over 17 days. You'll also experience an average humidity of 65%, making for a pleasantly tropical atmosphere.

May Temperature in South Palm Beach

In May in South Palm Beach, the average temperature is 26°C (79°F). The maximum can reach 32°C (90°F), and the minimum can be as low as 19°C (66°F). This pleasant climate makes South Palm Beach an ideal destination for travelers seeking warm and comfortable weather.

May Weather in South Palm Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in South Palm Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Palm Beach, May typically has an average temperature of 26°C (79°F), with highs reaching up to 32°C (90°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec697373767981838382817572
Data source: Temperature data for South Palm Beach generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in South Palm Beach

In South Palm Beach in May, the total precipitation amount is 161 mm (6.3 in), recorded over a span of 17 days.

May Precipitation Trends in South Palm Beach

The chart displays monthly precipitation patterns in South Palm Beach, 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 South Palm Beach, May typically receives around 161 mm (6.3 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec415437891612081841951971589749
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in South Palm Beach

In South Palm Beach in May, humidity is 65%. With an average temperature of 26°C (79°F), this humidity feels like a warm, enveloping blanket, making travel quite sticky and uncomfortable.

May Average Humidity in South Palm Beach

This chart illustrates the average monthly humidity levels in South Palm Beach, 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 South Palm Beach is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%68%65%73%77%80%83%83%83%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in South Palm Beach

In South Palm Beach in May, 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 South Palm Beach.

Maximum UV Index Levels in South Palm Beach for May

The chart shows the monthly maximum UV Index (UVI) for South Palm Beach 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 South Palm Beach typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111086
Data source: South Palm Beach 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 South Palm Beach Compares to Other Months

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

This table compares monthly weather conditions in South Palm Beach, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (69°F)41 mm (1.6 inches)83%high
February Weather23°C (73°F)54 mm (2.1 inches)80%very high
March Weather23°C (73°F)37 mm (1.4 inches)75%very high
April Weather25°C (76°F)89 mm (3.5 inches)68%extreme
May Weather26°C (79°F)161 mm (6.3 inches)65%extreme
June Weather27°C (82°F)207 mm (8.2 inches)73%extreme
July Weather28°C (83°F)184 mm (7.2 inches)77%extreme
August Weather29°C (84°F)195 mm (7.7 inches)80%extreme
September Weather28°C (83°F)197 mm (7.7 inches)83%extreme
October Weather27°C (81°F)158 mm (6.2 inches)83%very high
November Weather24°C (76°F)97 mm (3.8 inches)83%very high
December Weather22°C (72°F)48 mm (1.9 inches)84%high

Compare South Palm Beach's Climate with Cities Worldwide