| Mill Creek (ANF) 045435 S. Cntrl Mtns 4999' | June | July | August |
| Minimum Humidity | |||
| Mean monthly minimum RH% | 23 | 19 | 16 |
| Days 1-10 mean minimum RH% | 28 | 21 | 17 |
| Days 10-20 mean minimum RH% | 21 | 19 | 17 |
| Days 20-30 mean minimum RH% | 19 | 17 | 15 |
| Days 1-10 lowest mean minimum RH% | 13 | 9 | 11 |
| Days 10-20 lowest mean minimum RH% | 11 | 8 | 9 |
| Days 20-30 lowest mean minimum RH% | 11 | 7 | 9 |
| Days 1-10 highest mean minimum RH% | 57 | 75 | 26 |
| Days 10-20 highest mean minimum RH% | 41 | 30 | 37 |
| Days 20-30 highest mean minimum RH% | 30 | 38 | 25 |
| Maximum Humidity | |||
| Mean monthly maximum RH% | 57 | 49 | 44 |
| Days 1-10 mean maximum RH% | 67 | 52 | 44 |
| Day 10-20 mean maximum RH% | 54 | 50 | 46 |
| Days 20-30 mean maximum RH% | 50 | 43 | 41 |
| Days 1-10 lowest mean maximum RH% | 41 | 31 | 35 |
| Days 10-20 lowest mean maximum RH% | 34 | 36 | 28 |
| Days 20-30 lowest mean maximum RH% | 31 | 27 | 20 |
| Days 1-10 highest mean maximum RH% | 91 | 100 | 57 |
| Days 10-20 highest mean maximum RH% | 80 | 82 | 93 |
| Days 20-30 highest mean maximum RH% | 72 | 86 | 57 |
| Maximum temperatures | |||
| Mean monthly maximum temperature | 78 | 84 | 86 |
| Days 1-10 mean maximum temperature | 73 | 83 | 87 |
| Days 10-20 mean maximum temperature | 78 | 83 | 85 |
| Days 20-30 mean maximum temperature | 81 | 85 | 85 |
| Days 1-10 lowest mean maximum temperature | 62 | 73 | 78 |
| Days 10-20 lowest mean maximum temperature | 70 | 77 | 80 |
| Days 20-30 lowest mean maximum temperature | 72 | 80 | 79 |
| Ddays 1-10 highest mean maximum temperature | 95 | 93 | 102 |
| Days 10-20 highest mean maximum temperature | 92 | 89 | 92 |
| Days 20-30 highest mean maximum temperature | 94 | 91 | 102 |
| Highest daily maximum temperature | 104 | 100 | 110 |
| Lowest daily maximum temperature | 43 | 69 | 66 |
| Mimimum temperatures | |||
| Mean monthly minimum temperature | 58 | 64 | 66 |
| Days 1-10 mean minimum temperature | 53 | 63 | 66 |
| Days 10-20 mean minimum temperature | 59 | 63 | 65 |
| Days 20-30 mean minimum temperature | 61 | 65 | 65 |
| Days 1-10 lowest mean minimum temperature | 43 | 54 | 56 |
| Days 10-20 lowest mean minimum temperature | 51 | 55 | 58 |
| Days 20-30 lowest mean minimum temperature | 51 | 60 | 59 |
| Days 1-10 highest mean minimum temperature | 71 | 67 | 79 |
| Days 10-20 highest mean minimum temperature | 71 | 69 | 71 |
| Days 20-30 highest mean minimum temperature | 71 | 69 | 78 |
| Highest daily minimum temperature | 80 | 80 | 84 |
| Lowest daily minimum temperature | 33 | 50 | 45 |
| 1300P Wind Speed | |||
| Days 1-10 mean wind speed | 13 | 13 | 13 |
| Days 10-20 mean wind speed | 13 | 12 | 13 |
| Days 20-30 mean wind speed | 14 | 13 | 13 |
| Days 1-10 max average wind speed | 18 | 17 | 15 |
| Days 10-20 max average wind speed | 16 | 18 | 16 |
| Days 20-30 max average wind speed | 18 | 15 | 17 |
| Period of Record: 1 years | |||