| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 3°F | 20°F | 11°F | 0.9" |
| February | 8°F | 25°F | 16°F | 0.5" |
| March | 19°F | 38°F | 27°F | 1.7" |
| April | 28°F | 50°F | 37°F | 1.6" |
| May | 43°F | 67°F | 54°F | 4.1" |
| June | 53°F | 75°F | 63°F | 3.4" |
| July | 57°F | 79°F | 67°F | 3.1" |
| August | 55°F | 79°F | 66°F | 4.2" |
| September | 48°F | 70°F | 57°F | 5.2" |
| October | 35°F | 53°F | 43°F | 2.8" |
| November | 20°F | 37°F | 27°F | 1.2" |
| December | 5°F | 21°F | 13°F | 0.3" |
| Index | Carpio | North Dakota | National |
| Air quality index | 34 | 35 | 42 |
| Pollution index | 368,471 | 1,038,665 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 309 |
| Days with moderate air quality | 53 |
| Days w/ poor A.Q. for sensitive groups | 3 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Des Lacs, ND | 264 | 34 | 32.0% |
| Grano, ND | 2 | 34 | 32.0% |
| Donnybrook, ND | 81 | 34 | 32.0% |
| Berthold, ND | 545 | 34 | 32.0% |
| Foxholm, ND | 22 | 34 | 32.0% |
| Carpio, ND | 159 | 34 | 32.0% |
| City | Population | Air Quality Index | National Avg. |
| Pyatt, AR | 159 | 36 | 28.0% |
| Ali Chuk, AZ | 159 | 31 | 38.0% |
| Big Creek, CA | 159 | 60 | 20.0% |
| Calumet, IA | 159 | 35 | 30.0% |
| Shambaugh, IA | 159 | 43 | 14.0% |
| Carpio, ND | 159 | 34 | 32.0% |
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