Arroyo Seco 044301 Cntrl Cst Mtns & vlys 800' June July August
Minimum Humidity
Mean monthly minimum RH% 21 21 19
Days 1-10 mean minimum RH% 22 20 19
Days 10-20 mean minimum RH% 20 22 18
Days 20-30 mean minimum RH% 21 23 19
Days 1-10 lowest mean minimum RH% 11 13 14
Days 10-20 lowest mean minimum RH% 11 18 7
Days 20-30 lowest mean minimum RH% 12 12 13
Days 1-10 highest mean minimum RH% 48 32 28
Days 10-20 highest mean minimum RH% 35 29 26
Days 20-30 highest mean minimum RH% 35 34 24
Maximum Humidity
Mean monthly maximum RH% 80 84 78
Days 1-10 mean maximum RH% 78 80 76
Day 10-20 mean maximum RH% 79 83 78
Days 20-30 mean maximum RH% 81 90 79
Days 1-10 lowest mean maximum RH% 59 66 57
Days 10-20 lowest mean maximum RH% 59 74 53
Days 20-30 lowest mean maximum RH% 59 72 66
Days 1-10 highest mean maximum RH% 97 95 90
Days 10-20 highest mean maximum RH% 96 99 93
Days 20-30 highest mean maximum RH% 96 99 88
Maximum temperatures
Mean monthly maximum temperature 90 93 94
Days 1-10 mean maximum temperature 87 95 96
Days 10-20 mean maximum temperature 91 93 94
Days 20-30 mean maximum temperature 92 93 93
Days 1-10 lowest mean maximum temperature 76 87 87
Days 10-20 lowest mean maximum temperature 78 86 84
Days 20-30 lowest mean maximum temperature 83 87 86
Ddays 1-10 highest mean maximum temperature 102 105 103
Days 10-20 highest mean maximum temperature 99 100 103
Days 20-30 highest mean maximum temperature 99 104 99
Highest daily maximum temperature 114 114 115
Lowest daily maximum temperature 63 77 75
Mimimum temperatures
Mean monthly minimum temperature 53 55 55
Days 1-10 mean minimum temperature 51 56 56
Days 10-20 mean minimum temperature 53 55 54
Days 20-30 mean minimum temperature 54 55 55
Days 1-10 lowest mean minimum temperature 43 46 43
Days 10-20 lowest mean minimum temperature 47 47 44
Days 20-30 lowest mean minimum temperature 47 49 46
Days 1-10 highest mean minimum temperature 64 67 75
Days 10-20 highest mean minimum temperature 72 67 66
Days 20-30 highest mean minimum temperature 72 66 68
Highest daily minimum temperature 86 82 89
Lowest daily minimum temperature 37 42 40
1300P Wind Speed
Days 1-10 mean wind speed 5 6 7
Days 10-20  mean wind speed 6 7 7
Days 20-30 mean wind speed 6 6 6
Days 1-10 max average wind speed 7 9 10
Days 10-20 max average wind speed 8 10 10
Days 20-30 max average wind speed 10 9 9
Period of Record:  Temp and wind 16 years and RH 7 years