San Marcos, Texas gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
San Marcos averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 232 sunny days per year in San Marcos. The US average is 205 sunny days.
San Marcos gets some kind of precipitation, on average, 83 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 94 degrees
Winter Low: the January low is 39
Rain: averages 35 inches of rain a year
Snow: averages 0 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for San Marcos is 7.2 (10=best), which means it is more comfortable than most places in Texas.
7.2 / 10
April, October and November are the most pleasant months in San Marcos, while August and July are the least comfortable months.