Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 28°F | 49°F | 37°F | 2.8" |
February | 30°F | 52°F | 40°F | 2.3" |
March | 40°F | 64°F | 51°F | 6.7" |
April | 49°F | 73°F | 60°F | 8.4" |
May | 58°F | 78°F | 67°F | 7.4" |
June | 67°F | 88°F | 77°F | 4.5" |
July | 69°F | 90°F | 78°F | 5.0" |
August | 69°F | 90°F | 78°F | 3.4" |
September | 61°F | 83°F | 71°F | 4.4" |
October | 49°F | 72°F | 59°F | 5.3" |
November | 39°F | 62°F | 49°F | 3.6" |
December | 32°F | 50°F | 40°F | 3.5" |
Index | St. Joe | Arkansas | National |
Air quality index | 36 | 38 | 42 |
Pollution index | 993,329 | 1,487,822 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 347 |
Days with moderate air quality | 18 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.002% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Marshall, AR | 1,327 | 36 | 28.0% |
Bellefonte, AR | 463 | 36 | 28.0% |
Pindall, AR | 214 | 36 | 28.0% |
Yellville, AR | 1,281 | 36 | 28.0% |
Everton, AR | 52 | 36 | 28.0% |
St. Joe, AR | 296 | 36 | 28.0% |
City | Population | Air Quality Index | National Avg. |
Ionia, IA | 296 | 39 | 22.0% |
Modale, IA | 296 | 40 | 20.0% |
Alma, IL | 296 | 43 | 14.0% |
Fillmore, IL | 296 | 40 | 20.0% |
Belcher, LA | 296 | 39 | 22.0% |
St. Joe, AR | 296 | 36 | 28.0% |