| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 18°F | 36°F | 26°F | 0.9" |
| February | 20°F | 37°F | 28°F | 0.8" |
| March | 26°F | 44°F | 34°F | 2.4" |
| April | 31°F | 50°F | 40°F | 1.8" |
| May | 37°F | 59°F | 47°F | 2.4" |
| June | 49°F | 73°F | 61°F | 2.8" |
| July | 53°F | 75°F | 63°F | 2.1" |
| August | 51°F | 72°F | 60°F | 2.5" |
| September | 44°F | 67°F | 54°F | 2.2" |
| October | 36°F | 56°F | 45°F | 3.3" |
| November | 28°F | 46°F | 35°F | 0.6" |
| December | 19°F | 36°F | 27°F | 1.2" |
| Index | Rico | Colorado | National |
| Air quality index | 44 | 38 | 42 |
| Pollution index | 4,170,280 | 2,068,342 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 276 |
| Days with moderate air quality | 89 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.140% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.050% |
| Mercury | 0.120% |
| City | Population | Air Quality Index | National Avg. |
| Ethelsville, AL | 172 | 35 | 30.0% |
| Spring Garden, AL | 172 | 43 | 14.0% |
| Greenway, AR | 172 | 26 | 48.0% |
| East Nicolaus, CA | 172 | 44 | 12.0% |
| Honcut, CA | 172 | 44 | 12.0% |
| Rico, CO | 172 | 44 | 12.0% |
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