May Weather in Rio Del Mar, United States

Last updated: June 24, 2025

In May, the average temperature in Rio Del Mar, United States hovers around 13°C (55°F). You'll experience a pleasant range, with minimums dipping to 8°C (47°F) and maximums reaching 20°C (68°F). Prepare for some moisture, as 23 mm (0.9 in) of precipitation is expected over the course of 3 days, coupled with an average humidity of 71%. Embrace the climate as you explore!

May Temperature in Rio Del Mar

In May in Rio Del Mar, the average temperature is 13°C (55°F). Maximums can reach 20°C (68°F), while minimums can drop as low as 8°C (47°F). This moderate climate makes it a pleasant time for exploring the area or enjoying outdoor activities.

May Weather in Rio Del Mar: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Rio Del Mar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Del Mar, May typically has an average temperature of 13°C (55°F), with highs reaching up to 20°C (68°F) and lows dropping to around 8°C (47°F).

Data source: Temperature data for Rio Del Mar generated using information from the Copernicus Climate Change Service.

May Precipitation in Rio Del Mar

In Rio Del Mar in May, the precipitation amount is 23 mm (0.9 in) over the course of 3 days.

May Precipitation Trends in Rio Del Mar

The chart displays monthly precipitation patterns in Rio Del Mar, 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 Rio Del Mar, May typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Rio Del Mar

In Rio Del Mar in May humidity is 71%. With an average temperature of 13°C (55°F), this humidity feels like a damp embrace, making travel a bit challenging as the moisture clings to your skin and the air feels thick, creating a sense of heaviness that can sap your energy while exploring.

May Average Humidity in Rio Del Mar

This chart illustrates the average monthly humidity levels in Rio Del Mar, 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 Rio Del Mar is approximately 71%, 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 Rio Del Mar

In Rio Del Mar in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Rio Del Mar.

Maximum UV Index Levels in Rio Del Mar for May

The chart shows the monthly maximum UV Index (UVI) for Rio Del Mar 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 Rio Del Mar typically reaches 11, which falls under the extreme exposure category.

Data source: Rio Del Mar 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 Rio Del Mar Compares to Other Months

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

This table compares monthly weather conditions in Rio Del Mar, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (53°F)	148 mm (5.8 inches)	82%	moderate
February Weather	11°C (53°F)	136 mm (5.3 inches)	84%	moderate
March Weather	11°C (53°F)	110 mm (4.3 inches)	82%	very high
April Weather	12°C (54°F)	42 mm (1.6 inches)	78%	very high
May Weather	13°C (55°F)	23 mm (0.9 inches)	71%	extreme
June Weather	14°C (58°F)	4 mm (0.2 inches)	64%	extreme
July Weather	15°C (59°F)	2 mm (0.1 inches)	58%	extreme
August Weather	16°C (61°F)	2 mm (0.1 inches)	54%	very high
September Weather	16°C (62°F)	2 mm (0.1 inches)	55%	very high
October Weather	16°C (60°F)	31 mm (1.2 inches)	62%	high
November Weather	14°C (57°F)	61 mm (2.4 inches)	78%	moderate
December Weather	12°C (53°F)	126 mm (4.9 inches)	80%	moderate