| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 36°F | 59°F | 46°F | 2.4" |
| February | 40°F | 62°F | 49°F | 2.0" |
| March | 49°F | 71°F | 58°F | 4.7" |
| April | 55°F | 77°F | 65°F | 3.5" |
| May | 64°F | 85°F | 73°F | 3.9" |
| June | 73°F | 93°F | 83°F | 5.1" |
| July | 75°F | 95°F | 84°F | 3.3" |
| August | 75°F | 97°F | 85°F | 2.1" |
| September | 68°F | 89°F | 77°F | 3.5" |
| October | 56°F | 79°F | 66°F | 2.9" |
| November | 48°F | 70°F | 58°F | 2.9" |
| December | 36°F | 59°F | 46°F | 1.6" |
| Index | Saginaw | Texas | National |
| Air quality index | 51 | 52 | 42 |
| Pollution index | 453,692 | 2,009,300 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 181 |
| Days with moderate air quality | 155 |
| Days w/ poor A.Q. for sensitive groups | 28 |
| Days with unhealthy air quality | 1 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.005% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.003% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Lakeside, TX | 1,636 | 33 | 34.0% |
| River Oaks, TX | 7,653 | 33 | 34.0% |
| Westover Hills, TX | 745 | 33 | 34.0% |
| Pecan Acres, TX | 4,245 | 33 | 34.0% |
| Aurora, TX | 1,497 | 33 | 34.0% |
| Saginaw, TX | 23,835 | 51 | 2.0% |
| City | Population | Air Quality Index | National Avg. |
| Calabasas, CA | 23,842 | 72 | 44.0% |
| Chantilly, VA | 23,820 | 47 | 6.0% |
| Faribault, MN | 23,853 | 37 | 26.0% |
| Columbus, MS | 23,853 | 35 | 30.0% |
| Lathrop, CA | 23,863 | 45 | 10.0% |
| Saginaw, TX | 23,835 | 51 | 2.0% |
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