| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 22°F | 36°F | 28°F | 5.3" |
| February | 22°F | 37°F | 29°F | 4.2" |
| March | 34°F | 52°F | 42°F | 4.8" |
| April | 43°F | 64°F | 53°F | 7.7" |
| May | 54°F | 75°F | 64°F | 8.1" |
| June | 63°F | 83°F | 72°F | 9.2" |
| July | 65°F | 85°F | 74°F | 7.6" |
| August | 62°F | 83°F | 72°F | 7.4" |
| September | 56°F | 78°F | 66°F | 8.2" |
| October | 46°F | 66°F | 55°F | 4.3" |
| November | 35°F | 53°F | 43°F | 5.5" |
| December | 26°F | 40°F | 33°F | 4.3" |
| Index | Sharpsville | Indiana | National |
| Air quality index | 42 | 56 | 42 |
| Pollution index | 680,492 | 2,719,453 | 2,726,193 |
| Measurement | Total |
| Days measured | 363 |
| Days with good air quality | 237 |
| Days with moderate air quality | 125 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Converse, IN | 1,139 | 37 | 26.0% |
| Mier, IN | 42 | 37 | 26.0% |
| Sims, IN | 93 | 37 | 26.0% |
| Galveston, IN | 1,349 | 37 | 26.0% |
| Swayzee, IN | 968 | 37 | 26.0% |
| Sharpsville, IN | 899 | 42 | 16.0% |
| City | Population | Air Quality Index | National Avg. |
| Hopland, CA | 899 | 33 | 34.0% |
| McCloud, CA | 899 | 42 | 16.0% |
| Stonington, CT | 899 | 37 | 26.0% |
| Cascade, ID | 899 | 36 | 28.0% |
| Hazelton, ID | 899 | 20 | 60.0% |
| Sharpsville, IN | 899 | 42 | 16.0% |
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