| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 8°F | 25°F | 16°F | 0.4" |
| February | 10°F | 28°F | 18°F | 0.5" |
| March | 25°F | 44°F | 33°F | 1.4" |
| April | 36°F | 60°F | 46°F | 3.1" |
| May | 47°F | 72°F | 59°F | 4.2" |
| June | 58°F | 81°F | 69°F | 4.7" |
| July | 61°F | 84°F | 72°F | 2.7" |
| August | 59°F | 80°F | 69°F | 4.0" |
| September | 50°F | 75°F | 62°F | 2.9" |
| October | 38°F | 61°F | 49°F | 3.1" |
| November | 25°F | 46°F | 35°F | 1.0" |
| December | 12°F | 29°F | 20°F | 0.8" |
| Index | Algona | Iowa | National |
| Air quality index | 15 | 39 | 42 |
| Pollution index | 426,616 | 1,154,535 | 2,726,193 |
| Measurement | Total |
| Days measured | 118 |
| Days with good air quality | 118 |
| Days with moderate air quality | 0 |
| 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 | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Lone Rock, IA | 179 | 15 | 70.0% |
| Titonka, IA | 412 | 15 | 70.0% |
| West Bend, IA | 651 | 15 | 70.0% |
| Lu Verne, IA | 278 | 15 | 70.0% |
| Burt, IA | 517 | 15 | 70.0% |
| Algona, IA | 5,415 | 15 | 70.0% |
| City | Population | Air Quality Index | National Avg. |
| Starke, FL | 5,415 | 35 | 30.0% |
| Canal Fulton, OH | 5,413 | 46 | 8.0% |
| West Pleasant View, CO | 5,417 | 58 | 16.0% |
| Walterboro, SC | 5,417 | 29 | 42.0% |
| Willow Creek No. 26, AB | 5,418 | n/a | |
| Algona, IA | 5,415 | 15 | 70.0% |
Here are the best places to live in Iowa
Safest States In The US
See the best places to live in Algona
Check out the 10 most dangerous cities in Iowa