| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 46°F | 72°F | 58°F | 1.2" |
| February | 50°F | 75°F | 61°F | 4.0" |
| March | 57°F | 85°F | 69°F | 1.6" |
| April | 65°F | 92°F | 77°F | 11.0" |
| May | 71°F | 95°F | 82°F | 5.0" |
| June | 75°F | 100°F | 86°F | 3.5" |
| July | 76°F | 99°F | 87°F | 7.2" |
| August | 76°F | 100°F | 87°F | 12.0" |
| September | 72°F | 94°F | 82°F | 7.8" |
| October | 63°F | 88°F | 75°F | 4.1" |
| November | 54°F | 81°F | 66°F | 1.2" |
| December | 48°F | 70°F | 57°F | 4.5" |
| Index | Siesta Shores | Texas | National |
| Air quality index | 41 | 52 | 42 |
| Pollution index | 2,768,160 | 2,009,300 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 258 |
| Days with moderate air quality | 106 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Las Palmas, TX | 42 | 41 | 18.0% |
| San Ygnacio, TX | 484 | 41 | 18.0% |
| Lopeño, TX | 191 | 41 | 18.0% |
| Medina, TX | 4,599 | 41 | 18.0% |
| Zapata, TX | 5,567 | 41 | 18.0% |
| Siesta Shores, TX | 1,740 | 41 | 18.0% |
| City | Population | Air Quality Index | National Avg. |
| Blackwater, AZ | 1,740 | 74 | 48.0% |
| Boronda, CA | 1,740 | 37 | 26.0% |
| Fern Acres, HI | 1,740 | 16 | 68.0% |
| Wilder, ID | 1,740 | 36 | 28.0% |
| Charlotte Hall, MD | 1,740 | 47 | 6.0% |
| Siesta Shores, TX | 1,740 | 41 | 18.0% |
Here are the best places to live in Texas
Most Dangerous Cities In The US
These are the 10 cheapest cities in Texas
Check out the 10 most dangerous cities in Texas