| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 19°F | 46°F | 31°F | 0.3" |
| February | 22°F | 50°F | 34°F | 0.3" |
| March | 31°F | 63°F | 45°F | 0.9" |
| April | 40°F | 71°F | 53°F | 2.0" |
| May | 50°F | 80°F | 63°F | 2.1" |
| June | 62°F | 91°F | 75°F | 3.3" |
| July | 66°F | 94°F | 79°F | 3.4" |
| August | 64°F | 91°F | 76°F | 2.4" |
| September | 56°F | 85°F | 69°F | 1.6" |
| October | 43°F | 73°F | 56°F | 2.0" |
| November | 30°F | 60°F | 43°F | 0.3" |
| December | 19°F | 45°F | 31°F | 0.7" |
| Index | Holcomb | Kansas | National |
| Air quality index | 15 | 47 | 42 |
| Pollution index | 1,258,400 | 989,153 | 2,726,193 |
| Measurement | Total |
| Days measured | 304 |
| Days with good air quality | 301 |
| Days with moderate air quality | 3 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.080% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.020% |
| Mercury | 0.040% |
| City | Population | Air Quality Index | National Avg. |
| Garden City, KS | 26,403 | 15 | 70.0% |
| Lakin, KS | 1,654 | 15 | 70.0% |
| Deerfield, KS | 851 | 15 | 70.0% |
| Holcomb, KS | 2,367 | 15 | 70.0% |
| City | Population | Air Quality Index | National Avg. |
| Wells, MN | 2,367 | 15 | 70.0% |
| Huntingdon, QC | 2,367 | n/a | |
| Sleepy Hollow, CA | 2,366 | 40 | 20.0% |
| Penngrove, CA | 2,368 | 34 | 32.0% |
| Grissom AFB, IN | 2,368 | 37 | 26.0% |
| Holcomb, KS | 2,367 | 15 | 70.0% |
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