Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 19°F | 35°F | 27°F | 2.0" |
February | 19°F | 36°F | 27°F | 1.9" |
March | 30°F | 50°F | 39°F | 2.7" |
April | 39°F | 63°F | 51°F | 3.8" |
May | 50°F | 74°F | 62°F | 3.9" |
June | 59°F | 83°F | 71°F | 4.0" |
July | 62°F | 85°F | 74°F | 3.3" |
August | 60°F | 84°F | 72°F | 3.6" |
September | 54°F | 78°F | 65°F | 3.2" |
October | 44°F | 65°F | 53°F | 2.6" |
November | 33°F | 52°F | 42°F | 2.8" |
December | 25°F | 39°F | 32°F | 2.4" |
Index | St. Joe | Indiana | National |
Air quality index | 45 | 56 | 42 |
Pollution index | 2,775,870 | 2,719,453 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 236 |
Days with moderate air quality | 128 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.002% |
Lead | 0.380% |
Mercury | 0.030% |
City | Population | Air Quality Index | National Avg. |
Grabill, IN | 1,278 | 45 | 10.0% |
Woodburn, IN | 1,390 | 45 | 10.0% |
Auburn, IN | 13,209 | 45 | 10.0% |
Corunna, IN | 190 | 45 | 10.0% |
Harlan, IN | 1,715 | 45 | 10.0% |
St. Joe, IN | 456 | 45 | 10.0% |
City | Population | Air Quality Index | National Avg. |
Stockton, AL | 456 | 37 | 26.0% |
Mud Lake, ID | 456 | 27 | 46.0% |
Fairview, IL | 456 | 41 | 18.0% |
Varna, IL | 456 | 41 | 18.0% |
Colony, KS | 456 | 22 | 56.0% |
St. Joe, IN | 456 | 45 | 10.0% |