September Weather in Santa Isabel

Last updated: March 2, 2024

The weather in Santa Isabel, Puerto Rico, during September is characterized by an average temperature of 26°C (80°F). Highs can soar to 30°C (86°F), while lows may dip to 24°C (75°F). Typically, the humidity level in Santa Isabel throughout September hovers around 79%.

24°C (75°F)

Minimum temperature

26°C (80°F)

Average temperature

30°C (86°F)

Maximum temperature

79%

Humidity

Precipitation and Sunshine hours

In September, Santa Isabel averages 158 mm (6.2 inches) of rainfall, typically over the course of 23 rainy days. The month enjoys an average of 12 hours 12 minutes of daylight, with the sun shining for approximately 10 hours 31 minutes each day. Additionally, there is a 50% probability of sunny days during this period.

158 mm (6.2 inches)

Precipitation

23 rainy days

Rainy days

10 hours 31 minutes

Sunshine hours

50%

Chance of sun

UV Index

In September, the UV Index in Santa Isabel 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 2 5 9 12 14 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

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