July Weather in San Marcos

Last updated: March 2, 2024

The weather in San Marcos, Mexico, during July is characterized by an average temperature of 18°C (65°F). Highs can soar to 28°C (82°F), while lows may dip to 11°C (53°F). Typically, the humidity level in San Marcos throughout July hovers around 68%.

11°C (53°F)

Minimum temperature

18°C (65°F)

Average temperature

28°C (82°F)

Maximum temperature

68%

Humidity

Precipitation and Sunshine hours

In July, San Marcos averages 108 mm (4.3 inches) of rainfall, typically over the course of 19 rainy days. The month enjoys an average of 13 hours 10 minutes of daylight, with the sun shining for approximately 9 hours 29 minutes each day. Additionally, there is a 19% probability of sunny days during this period.

108 mm (4.3 inches)

Precipitation

19 rainy days

Rainy days

9 hours 29 minutes

Sunshine hours

19%

Chance of sun

UV Index

In July, the UV Index in San Marcos reaches a maximum of 14, 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 2 5 9 12 14 14 13 9 6 3 1
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 Marcos's Climate with Cities Worldwide