September Weather in Santo Tomas

Last updated: March 2, 2024

The weather in Santo Tomas, Mexico, during September is characterized by an average temperature of 17°C (63°F). Highs can soar to 28°C (82°F), while lows may dip to 7°C (45°F). Typically, the humidity level in Santo Tomas throughout September hovers around 82%.

7°C (45°F)

Minimum temperature

17°C (63°F)

Average temperature

28°C (82°F)

Maximum temperature

82%

Humidity

Precipitation and Sunshine hours

In September, Santo Tomas averages 76 mm (3.0 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 12 hours 17 minutes of daylight, with the sun shining for approximately 9 hours 56 minutes each day. Additionally, there is a 59% probability of sunny days during this period.

76 mm (3.0 inches)

Precipitation

12 rainy days

Rainy days

9 hours 56 minutes

Sunshine hours

59%

Chance of sun

UV Index

In September, the UV Index in Santo Tomas reaches a maximum of 12, 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 1 1 3 6 9 11 12 11 9 6 3 1 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

Compare Santo Tomas's Climate with Cities Worldwide