| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 14°F | 47°F | 29°F | 0.7" |
| February | 18°F | 53°F | 34°F | 0.6" |
| March | 23°F | 62°F | 42°F | 0.6" |
| April | 29°F | 69°F | 49°F | 0.8" |
| May | 37°F | 76°F | 58°F | 0.5" |
| June | 47°F | 88°F | 70°F | 0.7" |
| July | 55°F | 88°F | 72°F | 2.3" |
| August | 52°F | 85°F | 68°F | 2.2" |
| September | 44°F | 80°F | 62°F | 1.5" |
| October | 32°F | 70°F | 50°F | 1.9" |
| November | 21°F | 59°F | 39°F | 1.2" |
| December | 15°F | 47°F | 29°F | 1.2" |
| Index | San Fidel | New Mexico | National |
| Air quality index | 53 | 37 | 42 |
| Pollution index | 1,807,920 | 2,051,791 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 161 |
| Days with moderate air quality | 200 |
| Days w/ poor A.Q. for sensitive groups | 4 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Grants, NM | 8,987 | 17 | 66.0% |
| South Acomita Village, NM | 49 | 53 | 6.0% |
| Paguate, NM | 560 | 53 | 6.0% |
| North Acomita Village, NM | 247 | 53 | 6.0% |
| Acomita Lake, NM | 753 | 53 | 6.0% |
| San Fidel, NM | 477 | 53 | 6.0% |
| City | Population | Air Quality Index | National Avg. |
| Verndale, MN | 477 | 29 | 42.0% |
| Burlington Junction, MO | 477 | 43 | 14.0% |
| Oak Grove Village, MO | 477 | 54 | 8.0% |
| Morven, NC | 477 | 40 | 20.0% |
| Hildreth, NE | 477 | 19 | 62.0% |
| San Fidel, NM | 477 | 53 | 6.0% |
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