August Weather in San Isidro

Last updated: March 2, 2024

The weather in San Isidro, Puerto Rico, during August is characterized by an average temperature of 28°C (82°F). Highs can soar to 32°C (89°F), while lows may dip to 25°C (77°F). Typically, the humidity level in San Isidro throughout August hovers around 80%.

25°C (77°F)

Minimum temperature

28°C (82°F)

Average temperature

32°C (89°F)

Maximum temperature

80%

Humidity

Precipitation and Sunshine hours

In August, San Isidro averages 99 mm (3.9 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 12 hours 42 minutes of daylight, with the sun shining for approximately 11 hours 15 minutes each day. Additionally, there is a 41% probability of sunny days during this period.

99 mm (3.9 inches)

Precipitation

18 rainy days

Rainy days

11 hours 15 minutes

Sunshine hours

41%

Chance of sun

UV Index

In August, the UV Index in San Isidro reaches a maximum of 13, 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 2 5 8 11 13 13 10 7 4 2 1 0
Exposure Low Moderate VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 25 min 30 min 45 min

Compare San Isidro's Climate with Cities Worldwide