Last updated: August 31, 2025
In La Alianza, Puerto Rico, the average temperature in May hovers around 26°C (80°F), with daily variations ranging from a minimum of 23°C (73°F) to a maximum of 33°C (91°F). Prepare for some rain, as precipitation typically measures about 85 mm (3.3 in) over 16 days, and expect a comfortable humidity level of around 75%.
In May in La Alianza, the average temperature is 26°C (80°F), with maximums reaching 33°C (91°F) and minimums dropping to as low as 23°C (73°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy warm weather during their visit.
In La Alianza in May, the precipitation amount is 85 mm (3.3 in), occurring over the course of 16 days.
In La Alianza in May humidity is 75%. With an average temperature of 26°C (80°F), this humidity feels like a warm, muggy embrace, making travel a bit sticky and uncomfortable but also inviting you to slow down and savor the local culture in shaded cafes and breezy spots by the water.
In La Alianza 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 La Alianza, you can check here.
UV Risk Categories
Weather in La Alianza varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in La Alianza, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 25°C (76°F) | 40 mm (1.6 inches) | 76% | very high |
February Weather | 24°C (76°F) | 44 mm (1.7 inches) | 75% | extreme |
March Weather | 25°C (76°F) | 82 mm (3.2 inches) | 74% | extreme |
April Weather | 25°C (78°F) | 72 mm (2.8 inches) | 75% | extreme |
May Weather | 26°C (80°F) | 85 mm (3.3 inches) | 75% | extreme |
June Weather | 27°C (81°F) | 80 mm (3.2 inches) | 77% | extreme |
July Weather | 27°C (82°F) | 89 mm (3.5 inches) | 80% | extreme |
August Weather | 28°C (82°F) | 95 mm (3.8 inches) | 80% | extreme |
September Weather | 27°C (81°F) | 195 mm (7.7 inches) | 79% | extreme |
October Weather | 27°C (80°F) | 152 mm (6.0 inches) | 78% | extreme |
November Weather | 26°C (79°F) | 102 mm (4.0 inches) | 78% | very high |
December Weather | 25°C (78°F) | 44 mm (1.7 inches) | 76% | very high |