| Blackrock 044722 Srn Sierra 8200' | September | October | November |
| Minimum Humidity | |||
| Mean monthly minimum RH% | 22 | 22 | 20 |
| Days 1-10 mean minimum RH% | 22 | 21 | 19 |
| Days 10-20 mean minimum RH% | 20 | 18 | 21 |
| Days 20-30 mean minimum RH% | 25 | 26 | 19 |
| Days 1-10 lowest mean minimum RH% | 10 | 7 | 10 |
| Days 10-20 lowest mean minimum RH% | 8 | 7 | 13 |
| Days 20-30 lowest mean minimum RH% | 7 | 11 | 12 |
| Days 1-10 highest mean minimum RH% | 51 | 55 | 51 |
| Days 10-20 highest mean minimum RH% | 46 | 46 | 52 |
| Days 20-30 highest mean minimum RH% | 46 | 45 | 58 |
| Maximum Humidity | |||
| Mean monthly maximum RH% | 67 | 67 | 64 |
| Days 1-10 mean maximum RH% | 65 | 68 | 64 |
| Day 10-20 mean maximum RH% | 64 | 60 | 66 |
| Days 20-30 mean maximum RH% | 71 | 74 | 63 |
| Days 1-10 lowest mean maximum RH% | 27 | 41 | 38 |
| Days 10-20 lowest mean maximum RH% | 38 | 36 | 41 |
| Days 20-30 lowest mean maximum RH% | 46 | 41 | 41 |
| Days 1-10 highest mean maximum RH% | 99 | 100 | 100 |
| Days 10-20 highest mean maximum RH% | 97 | 100 | 100 |
| Days 20-30 highest mean maximum RH% | 100 | 100 | 100 |
| Maximum temperatures | |||
| Mean monthly maximum temperature | 71 | 64 | 57 |
| Days 1-10 mean maximum temperature | 73 | 67 | 58 |
| Days 10-20 mean maximum temperature | 71 | 65 | 56 |
| Days 20-30 mean maximum temperature | 68 | 60 | 55 |
| Days 1-10 lowest mean maximum temperature | 56 | 56 | 44 |
| Days 10-20 lowest mean maximum temperature | 61 | 53 | 35 |
| Days 20-30 lowest mean maximum temperature | 53 | 51 | 35 |
| Ddays 1-10 highest mean maximum temperature | 79 | 75 | 68 |
| Days 10-20 highest mean maximum temperature | 80 | 75 | 64 |
| Days 20-30 highest mean maximum temperature | 77 | 72 | 62 |
| Highest daily maximum temperature | 88 | 85 | 78 |
| Lowest daily maximum temperature | 38 | 34 | 30 |
| Mimimum temperatures | |||
| Mean monthly minimum temperature | 40 | 33 | 28 |
| Days 1-10 mean minimum temperature | 43 | 35 | 29 |
| Days 10-20 mean minimum temperature | 39 | 32 | 28 |
| Days 20-30 mean minimum temperature | 38 | 31 | 26 |
| Days 1-10 lowest mean minimum temperature | 30 | 26 | 18 |
| Days 10-20 lowest mean minimum temperature | 28 | 23 | 16 |
| Days 20-30 lowest mean minimum temperature | 26 | 19 | 15 |
| Days 1-10 highest mean minimum temperature | 48 | 44 | 33 |
| Days 10-20 highest mean minimum temperature | 47 | 43 | 34 |
| Days 20-30 highest mean minimum temperature | 44 | 36 | 33 |
| Highest daily minimum temperature | 64 | 57 | 40 |
| Lowest daily minimum temperature | 12 | 10 | 3 |
| 1300P Wind Speed | |||
| Days 1-10 mean wind speed | 5.7 | 6.2 | 6.2 |
| Days 10-20 mean wind speed | 5.7 | 5.9 | 5.3 |
| Days 20-30 mean wind speed | 5.8 | 5.3 | 5.4 |
| Days 1-10 max average wind speed | 8 | 8.4 | 10.3 |
| Days 10-20 max average wind speed | 8.2 | 9.2 | 8.8 |
| Days 20-30 max average wind speed | 7.6 | 7.6 | 6.6 |
| Period of Record: Temp and Wind 21 years and RH 11 years | |||