| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 7°F | 23°F | 15°F | 0.5" |
| February | 8°F | 26°F | 17°F | 0.5" |
| March | 22°F | 40°F | 30°F | 1.2" |
| April | 34°F | 54°F | 43°F | 2.4" |
| May | 45°F | 67°F | 55°F | 3.8" |
| June | 54°F | 75°F | 64°F | 4.8" |
| July | 58°F | 80°F | 69°F | 3.4" |
| August | 56°F | 77°F | 66°F | 4.6" |
| September | 48°F | 70°F | 58°F | 3.3" |
| October | 38°F | 56°F | 46°F | 3.2" |
| November | 27°F | 41°F | 33°F | 1.4" |
| December | 13°F | 26°F | 19°F | 1.6" |
| Index | Curtiss | Wisconsin | National |
| Air quality index | 34 | 69 | 42 |
| Pollution index | 1,351,330 | 2,842,418 | 2,726,193 |
| Measurement | Total |
| Days measured | 205 |
| Days with good air quality | 196 |
| Days with moderate air quality | 9 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.002% |
| City | Population | Air Quality Index | National Avg. |
| Lublin, WI | 108 | 34 | 32.0% |
| Colby, WI | 2,539 | 34 | 32.0% |
| Stetsonville, WI | 711 | 34 | 32.0% |
| Owen, WI | 961 | 34 | 32.0% |
| Dorchester, WI | 904 | 34 | 32.0% |
| Curtiss, WI | 262 | 34 | 32.0% |
| City | Population | Air Quality Index | National Avg. |
| Dry Creek, AK | 262 | 38 | 24.0% |
| Mekoryuk, AK | 262 | 31 | 38.0% |
| Oden, AR | 262 | 38 | 24.0% |
| Valle, AZ | 262 | 45 | 10.0% |
| Grand Lake, CO | 262 | 47 | 6.0% |
| Curtiss, WI | 262 | 34 | 32.0% |
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