Atenolol and chlorthalidone combination is used to treat high blood pressure (hypertension). High blood pressure adds to the workload of the heart and arteries. If it continues for a long time, the heart and arteries may not function properly.
San Marcos Average Weather. 1  The highest monthly average temperature in San Marcos for August is 70 degrees. 2  The lowest monthly average temperature in San Marcos for January is 55 degrees. 3  The most monthly precipitation in San Marcos occurs in January with 2.3 inches.  The air quality index in San Marcos is 22% worse than the national average.
San Marcos. There are 93 real estate listings found in San Marcos, CA. View our San Marcos real estate area information to learn about the weather, local school districts, demographic data, and general information about San Marcos, CA. Get in touch with a San Marcos real estate agent who can help you find the home of your dreams in San Marcos.