Normal weather in San Marcos in December
The weather in San Marcos in December has an average temperature of around 34°C during the day. On average, December sees 52 mm of rain in San Marcos. The wind speed is 3 Beaufort and mainly comes from East.
After November, December in San Marcos starts with a temperature of 33°C and ends around January at 33°C.
The hurricane season in San Marcos lasts from early June to late November.
December averages for San Marcos
![]() | 34°C |
![]() | 35°C |
![]() | 33°C |
![]() | 52 mm |
![]() | 9 days |
Temperature per day in December in San Marcos
This graph shows the average daily maximum temperatures in December in San Marcos, indicated in degrees Celsius.
Rainfall per day in December in San Marcos
This graph shows the average daily rainfall in December in San Marcos, indicated in millimeters.
UV index per day in December in San Marcos
This graph shows the average daily UV index in December in San Marcos.
Yearly temperature in December in San Marcos
This graph shows the average yearly temperature in December in San Marcos, measured in degrees Celsius, over the past years.
Yearly total rainfall in December in San Marcos
This graph shows the average yearly rainfall in millimeters in December in San Marcos, over the past years.
Average daily weather in December
Click on a day to get more information about the average weather on that day.
Experiences with the weather in December in San Marcos
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Average weather in San Marcos per month
Click on a month below to see in detail how the weather typically is in San Marcos and what to expect. Based on the historical weather data of San Marcos, you can view the average temperature, rainfall, wind, and UV index for each day of the month.