| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 8°F | 24°F | 16°F | 0.5" |
| February | 9°F | 27°F | 18°F | 0.4" |
| March | 23°F | 42°F | 32°F | 1.0" |
| April | 35°F | 57°F | 45°F | 2.4" |
| May | 46°F | 69°F | 57°F | 3.1" |
| June | 56°F | 77°F | 66°F | 3.8" |
| July | 59°F | 82°F | 70°F | 3.4" |
| August | 58°F | 79°F | 68°F | 3.1" |
| September | 50°F | 72°F | 60°F | 2.9" |
| October | 39°F | 58°F | 48°F | 2.4" |
| November | 27°F | 44°F | 35°F | 0.9" |
| December | 14°F | 28°F | 21°F | 1.0" |
| Index | Stratford | Wisconsin | National |
| Air quality index | 34 | 69 | 42 |
| Pollution index | 4,968,600 | 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 | 0.020% |
| Benzene | 0.060% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.030% |
| Mercury | 0.040% |
| City | Population | Air Quality Index | National Avg. |
| Marshfield, WI | 18,214 | 34 | 32.0% |
| Dorchester, WI | 904 | 34 | 32.0% |
| Milladore, WI | 411 | 34 | 32.0% |
| Auburndale, WI | 717 | 34 | 32.0% |
| Abbotsford, WI | 1,940 | 34 | 32.0% |
| Stratford, WI | 1,454 | 34 | 32.0% |
| City | Population | Air Quality Index | National Avg. |
| Noank, CT | 1,454 | 37 | 26.0% |
| Griggsville, IL | 1,454 | 41 | 18.0% |
| Long Creek, IL | 1,454 | 44 | 12.0% |
| Babbitt, MN | 1,454 | 35 | 30.0% |
| Goodman, MO | 1,454 | 37 | 26.0% |
| Stratford, WI | 1,454 | 34 | 32.0% |
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