Normal weather in San Marcos in December
The weather in San Marcos in December has an average temperature of around 21°C during the day. On average, December sees 6,4 mm of rain in San Marcos. The wind speed is 4 Beaufort and mainly comes from West.
After November, December in San Marcos starts with a temperature of 20°C and ends around January at 21°C.
December averages for San Marcos
Average temperature | 21°C |
Highest daytime temperature | 22°C |
Lowest daytime temperature | 19°C |
Total rainfall | 6,4 mm |
Rainy days | 6 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.
Precipitation per day in December in San Marcos
This graph shows the average daily precipitation 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 precipitation in December in San Marcos
This graph shows the average yearly precipitation 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.
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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, precipitation, wind, and UV index for each day of the month.