| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 18°F | 37°F | 26°F | 2.5" |
| February | 20°F | 40°F | 28°F | 1.3" |
| March | 33°F | 55°F | 42°F | 4.6" |
| April | 43°F | 66°F | 53°F | 6.5" |
| May | 53°F | 75°F | 63°F | 6.9" |
| June | 64°F | 85°F | 73°F | 6.7" |
| July | 67°F | 87°F | 76°F | 7.0" |
| August | 65°F | 84°F | 74°F | 6.5" |
| September | 56°F | 79°F | 66°F | 7.2" |
| October | 45°F | 67°F | 54°F | 7.1" |
| November | 32°F | 54°F | 42°F | 4.5" |
| December | 21°F | 39°F | 29°F | 4.8" |
| Index | Tecumseh | Nebraska | National |
| Air quality index | 31 | 86 | 42 |
| Pollution index | 604,932 | 590,627 | 2,726,193 |
| Measurement | Total |
| Days measured | 360 |
| Days with good air quality | 338 |
| Days with moderate air quality | 22 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Lewiston, NE | 42 | 31 | 38.0% |
| Brock, NE | 87 | 31 | 38.0% |
| Sterling, NE | 513 | 31 | 38.0% |
| Steinauer, NE | 90 | 31 | 38.0% |
| Burr, NE | 29 | 31 | 38.0% |
| Tecumseh, NE | 1,883 | 31 | 38.0% |
| City | Population | Air Quality Index | National Avg. |
| New Chicago, IN | 1,883 | 37 | 26.0% |
| Florala, AL | 1,884 | 31 | 38.0% |
| Catlettsburg, KY | 1,882 | 42 | 16.0% |
| Calhoun Falls, SC | 1,884 | 31 | 38.0% |
| Milford, UT | 1,884 | 44 | 12.0% |
| Tecumseh, NE | 1,883 | 31 | 38.0% |
Here are the best places to live in Nebraska
Safest States In The US
Safest Cities In The US
Check out the 10 safest cities in Nebraska