| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 4°F | 21°F | 12°F | 0.3" |
| February | 6°F | 24°F | 14°F | 0.3" |
| March | 21°F | 39°F | 29°F | 1.1" |
| April | 34°F | 55°F | 44°F | 2.1" |
| May | 46°F | 68°F | 56°F | 3.3" |
| June | 57°F | 77°F | 66°F | 4.0" |
| July | 62°F | 83°F | 72°F | 4.0" |
| August | 59°F | 79°F | 69°F | 4.6" |
| September | 52°F | 72°F | 61°F | 3.2" |
| October | 39°F | 57°F | 47°F | 2.9" |
| November | 25°F | 41°F | 32°F | 0.9" |
| December | 9°F | 24°F | 16°F | 0.5" |
| Index | Osakis | Minnesota | National |
| Air quality index | 32 | 35 | 42 |
| Pollution index | 4,588,720 | 1,854,519 | 2,726,193 |
| Measurement | Total |
| Days measured | 344 |
| Days with good air quality | 313 |
| Days with moderate air quality | 31 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.080% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.040% |
| Mercury | 0.050% |
| City | Population | Air Quality Index | National Avg. |
| Long Prairie, MN | 3,308 | 29 | 42.0% |
| Miltona, MN | 372 | 29 | 42.0% |
| Carlos, MN | 410 | 29 | 42.0% |
| Browerville, MN | 914 | 29 | 42.0% |
| Alexandria, MN | 13,705 | 32 | 36.0% |
| Osakis, MN | 1,744 | 32 | 36.0% |
| City | Population | Air Quality Index | National Avg. |
| Awendaw, SC | 1,744 | 38 | 24.0% |
| Tenino, WA | 1,744 | 20 | 60.0% |
| Tonto Basin, AZ | 1,743 | 60 | 20.0% |
| Graton, CA | 1,743 | 34 | 32.0% |
| Athens, NY | 1,743 | 37 | 26.0% |
| Osakis, MN | 1,744 | 32 | 36.0% |
Here are the best places to live in Minnesota
10 Best cities in Minnesota for employment
Top 10 cities in Minnesota with the best education system
Check out the 10 safest cities in Minnesota