| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 42°F | 67°F | 53°F | 2.4" |
| February | 47°F | 71°F | 57°F | 1.2" |
| March | 54°F | 78°F | 64°F | 2.5" |
| April | 60°F | 84°F | 71°F | 2.4" |
| May | 67°F | 89°F | 77°F | 4.4" |
| June | 73°F | 95°F | 83°F | 1.8" |
| July | 75°F | 97°F | 84°F | 2.3" |
| August | 75°F | 99°F | 86°F | 2.9" |
| September | 71°F | 93°F | 81°F | 3.2" |
| October | 62°F | 86°F | 73°F | 2.4" |
| November | 53°F | 76°F | 63°F | 1.5" |
| December | 45°F | 67°F | 55°F | 1.8" |
| Index | Las Lomas-Stone Oak | San Antonio | Texas |
| Air quality index | 49 | 49 | 52 |
| Pollution index | 24,182,700 | 24,182,700 | 2,009,300 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 196 |
| Days with moderate air quality | 163 |
| Days w/ poor A.Q. for sensitive groups | 5 |
| Days with unhealthy air quality | 1 |
| Pollutant | Total |
| Arsenic | 0.310% |
| Benzene | 0.310% |
| Carbon Tetrachloride | 0.080% |
| Lead | 0.140% |
| Mercury | 0.230% |
| City | Population | Air Quality Index | National Avg. |
| Fair Oaks Ranch, TX | 10,753 | 49 | 2.0% |
| Schertz, TX | 42,433 | 49 | 2.0% |
| Universal City, TX | 20,691 | 49 | 2.0% |
| Garden Ridge, TX | 4,054 | 49 | 2.0% |
| Hollywood Park, TX | 3,343 | 49 | 2.0% |
| San Antonio, TX | 1,529,133 | 49 | 2.0% |
| City | Population | Air Quality Index | National Avg. |
| Philadelphia, PA | 1,581,531 | 51 | 2.0% |
| San Diego, CA | 1,414,545 | 64 | 28.0% |
| Phoenix, AZ | 1,658,422 | 74 | 48.0% |
| Calgary, AB | 1,371,990 | n/a | |
| Dallas, TX | 1,338,846 | 51 | 2.0% |
| San Antonio, TX | 1,529,133 | 49 | 2.0% |
Here are the best places to live in Texas
See the best places to live in San Antonio
Check out the 10 safest cities in Texas
Most Dangerous States In The US