| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 24°F | 54°F | 37°F | 2.8" |
| February | 27°F | 59°F | 41°F | 1.5" |
| March | 35°F | 69°F | 50°F | 4.5" |
| April | 41°F | 75°F | 57°F | 2.1" |
| May | 50°F | 82°F | 65°F | 6.1" |
| June | 61°F | 91°F | 75°F | 6.9" |
| July | 64°F | 91°F | 77°F | 4.5" |
| August | 63°F | 90°F | 75°F | 6.2" |
| September | 56°F | 83°F | 68°F | 3.8" |
| October | 45°F | 75°F | 58°F | 4.6" |
| November | 33°F | 64°F | 47°F | 0.8" |
| December | 26°F | 53°F | 37°F | 2.3" |
| Index | Friona | Texas | National |
| Air quality index | 44 | 52 | 42 |
| Pollution index | 793,753 | 2,009,300 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 259 |
| Days with moderate air quality | 96 |
| Days w/ poor A.Q. for sensitive groups | 10 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Bovina, TX | 1,315 | 44 | 12.0% |
| Friona, TX | 3,836 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Lancaster, KY | 3,837 | 33 | 34.0% |
| Wintersville, OH | 3,834 | 46 | 8.0% |
| White House Station, NJ | 3,838 | 41 | 18.0% |
| Rocky Ford, CO | 3,833 | 20 | 60.0% |
| Bosque Farms, NM | 3,833 | 53 | 6.0% |
| Friona, TX | 3,836 | 44 | 12.0% |
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