| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 22°F | 51°F | 35°F | 0.8" |
| February | 25°F | 54°F | 38°F | 0.5" |
| March | 35°F | 66°F | 49°F | 1.6" |
| April | 44°F | 74°F | 58°F | 1.6" |
| May | 54°F | 82°F | 67°F | 3.1" |
| June | 65°F | 91°F | 77°F | 4.4" |
| July | 67°F | 94°F | 80°F | 2.8" |
| August | 67°F | 93°F | 79°F | 3.7" |
| September | 57°F | 85°F | 70°F | 1.4" |
| October | 45°F | 74°F | 58°F | 2.7" |
| November | 33°F | 65°F | 48°F | 0.1" |
| December | 23°F | 50°F | 35°F | 1.4" |
| Index | Rosston | Oklahoma | National |
| Air quality index | 15 | 55 | 42 |
| Pollution index | 144,065 | 1,271,533 | 2,726,193 |
| Measurement | Total |
| Days measured | 304 |
| Days with good air quality | 301 |
| Days with moderate air quality | 3 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.002% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Gate, OK | 45 | 15 | 70.0% |
| Knowles, OK | 18 | 15 | 70.0% |
| Laverne, OK | 1,423 | 15 | 70.0% |
| May, OK | 51 | 15 | 70.0% |
| Rosston, OK | 41 | 15 | 70.0% |
| City | Population | Air Quality Index | National Avg. |
| Tatitlek, AK | 41 | 31 | 38.0% |
| Tinsman, AR | 41 | 35 | 30.0% |
| Two Buttes, CO | 41 | 20 | 60.0% |
| Conway, IA | 41 | 43 | 14.0% |
| Irvington, IA | 41 | 15 | 70.0% |
| Rosston, OK | 41 | 15 | 70.0% |
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