| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 51°F | 74°F | 61°F | 1.4" |
| February | 54°F | 77°F | 65°F | 1.1" |
| March | 60°F | 81°F | 69°F | 1.5" |
| April | 66°F | 87°F | 75°F | 1.2" |
| May | 71°F | 90°F | 80°F | 2.6" |
| June | 75°F | 94°F | 84°F | 2.2" |
| July | 76°F | 94°F | 84°F | 4.1" |
| August | 77°F | 96°F | 85°F | 1.7" |
| September | 73°F | 92°F | 81°F | 7.1" |
| October | 66°F | 88°F | 76°F | 3.4" |
| November | 59°F | 82°F | 70°F | 1.9" |
| December | 53°F | 76°F | 63°F | 1.7" |
| Index | Reid Hope King | Texas | National |
| Air quality index | 44 | 52 | 42 |
| Pollution index | 2,200,010 | 2,009,300 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 236 |
| Days with moderate air quality | 129 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.020% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Brownsville, TX | 182,230 | 44 | 12.0% |
| South Point, TX | 1,197 | 44 | 12.0% |
| Encantada-Ranchito-El Calaboz, TX | 1,832 | 44 | 12.0% |
| Laguna Heights, TX | 1,778 | 44 | 12.0% |
| Los Fresnos, TX | 7,767 | 44 | 12.0% |
| Reid Hope King, TX | 1,008 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| New Union, AL | 1,008 | 43 | 14.0% |
| West Cape May, NJ | 1,008 | 42 | 16.0% |
| Neffs, OH | 1,008 | 39 | 22.0% |
| Knox, PA | 1,008 | 33 | 34.0% |
| Rice, TX | 1,008 | 41 | 18.0% |
| Reid Hope King, TX | 1,008 | 44 | 12.0% |
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