| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 8°F | 24°F | 16°F | 1.1" |
| February | 10°F | 28°F | 18°F | 2.5" |
| March | 25°F | 42°F | 33°F | 3.5" |
| April | 37°F | 58°F | 47°F | 4.5" |
| May | 48°F | 71°F | 59°F | 7.9" |
| June | 59°F | 80°F | 68°F | 6.7" |
| July | 63°F | 84°F | 73°F | 5.2" |
| August | 60°F | 81°F | 70°F | 6.5" |
| September | 53°F | 74°F | 62°F | 4.2" |
| October | 40°F | 60°F | 49°F | 4.5" |
| November | 27°F | 45°F | 35°F | 3.2" |
| December | 13°F | 28°F | 20°F | 2.0" |
| Index | Belle Plaine | Minnesota | National |
| Air quality index | 46 | 35 | 42 |
| Pollution index | 848,330 | 1,854,519 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 214 |
| Days with moderate air quality | 148 |
| Days w/ poor A.Q. for sensitive groups | 2 |
| Days with unhealthy air quality | 1 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.003% |
| Mercury | 0.001% |
| City | Population | Air Quality Index | National Avg. |
| Hamburg, MN | 554 | 46 | 8.0% |
| Plato, MN | 226 | 46 | 8.0% |
| New Prague, MN | 8,022 | 46 | 8.0% |
| Montgomery, MN | 3,008 | 46 | 8.0% |
| Henderson, MN | 926 | 46 | 8.0% |
| Belle Plaine, MN | 7,137 | 46 | 8.0% |
| City | Population | Air Quality Index | National Avg. |
| Philadelphia, MS | 7,137 | 36 | 28.0% |
| Putnam, CT | 7,138 | 33 | 34.0% |
| Nappanee, IN | 7,138 | 37 | 26.0% |
| Belle Isle, FL | 7,139 | 39 | 22.0% |
| River Park, FL | 7,139 | 36 | 28.0% |
| Belle Plaine, MN | 7,137 | 46 | 8.0% |
Here are the best places to live in Minnesota
10 Best cities in Minnesota for employment
These are the 10 most affordable cities in Minnesota
Top 10 best public schools in Belle Plaine