Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 1°F | 19°F | 9°F | 0.3" |
February | 1°F | 22°F | 11°F | 1.2" |
March | 18°F | 38°F | 27°F | 5.4" |
April | 30°F | 52°F | 40°F | 3.6" |
May | 42°F | 65°F | 53°F | 3.7" |
June | 52°F | 74°F | 63°F | 9.0" |
July | 57°F | 80°F | 68°F | 18.1" |
August | 54°F | 77°F | 65°F | 1.7" |
September | 47°F | 68°F | 57°F | 13.9" |
October | 36°F | 53°F | 44°F | 4.1" |
November | 22°F | 38°F | 29°F | 5.0" |
December | 6°F | 21°F | 13°F | 2.4" |
Index | Roy Lake | Minnesota | National |
Air quality index | 33 | 35 | 42 |
Pollution index | 391,017 | 1,854,519 | 2,726,193 |
Measurement | Total |
Days measured | 363 |
Days with good air quality | 327 |
Days with moderate air quality | 34 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Beaulieu, MN | 62 | 33 | 34.0% |
The Ranch, MN | 3 | 33 | 34.0% |
Ebro, MN | 75 | 33 | 34.0% |
Shevlin, MN | 156 | 33 | 34.0% |
Lengby, MN | 52 | 33 | 34.0% |
Roy Lake, MN | 54 | 33 | 34.0% |
City | Population | Air Quality Index | National Avg. |
Perryville, AK | 54 | 31 | 38.0% |
Rampart, AK | 54 | 38 | 24.0% |
Putnam, AL | 54 | 36 | 28.0% |
Copper Hill, AZ | 54 | 60 | 20.0% |
Fellows, CA | 54 | 67 | 34.0% |
Roy Lake, MN | 54 | 33 | 34.0% |