September Weather in Los Fresnos

Last updated: March 2, 2024

The weather in Los Fresnos, United States, during September is characterized by an average temperature of 28°C (83°F). Highs can soar to 36°C (96°F), while lows may dip to 21°C (69°F). Typically, the humidity level in Los Fresnos throughout September hovers around 75%.

21°C (69°F)

Minimum temperature

28°C (83°F)

Average temperature

36°C (96°F)

Maximum temperature

75%

Humidity

Precipitation and Sunshine hours

In September, Los Fresnos averages 116 mm (4.6 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 12 hours 15 minutes of daylight, with the sun shining for approximately 9 hours 42 minutes each day. Additionally, there is a 55% probability of sunny days during this period.

116 mm (4.6 inches)

Precipitation

17 rainy days

Rainy days

9 hours 42 minutes

Sunshine hours

55%

Chance of sun

UV Index

In September, the UV Index in Los Fresnos reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 0 1 2 4 7 10 11 11 9 7 4 2 1
Exposure Low Moderate High VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 15 min 25 min 30 min 45 min

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