May Weather in San Jose

Last updated: March 2, 2024

The weather in San Jose, Puerto Rico, during May is characterized by an average temperature of 27°C (80°F). Highs can soar to 31°C (88°F), while lows may dip to 23°C (74°F). Typically, the humidity level in San Jose throughout May hovers around 75%.

23°C (74°F)

Minimum temperature

27°C (80°F)

Average temperature

31°C (88°F)

Maximum temperature

75%

Humidity

Precipitation and Sunshine hours

In May, San Jose averages 58 mm (2.3 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 12 hours 59 minutes of daylight, with the sun shining for approximately 11 hours 28 minutes each day. Additionally, there is a 56% probability of sunny days during this period.

58 mm (2.3 inches)

Precipitation

14 rainy days

Rainy days

11 hours 28 minutes

Sunshine hours

56%

Chance of sun

UV Index

In May, the UV Index in San Jose reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 3 6 9 12 14 13 11 7 4 2 1 0
Exposure Low Moderate High VeryHigh Extreme High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 25 min 30 min 45 min

Compare San Jose's Climate with Cities Worldwide