Travel Guide - CSU Stanislaus

Percentages representing the ratio between the amounts of water vapor actually found in the air and the
maximum amount possible in air of the same temperature.
January March May July September November
7am 1pm 7am 1pm 7am 1pm 7am 1pm 7am 1pm 7am 1pm
Anchorage AK 74 72 70 57 63 49 73 62 79 63 77 73
Atlanta GA 78 59 78 51 82 53 88 60 88 59 81 55
Baltimore MD 72 57 72 51 77 52 80 53 85 55 78 55
Boston MA 67 57 69 59 72 59 73 57 79 60 74 59
Calgary AB, CAN 67 59 73 55 71 42 76 44 77 45 71 56
Charlotte NC 78 56 78 50 83 52 86 56 89 57 83 53
Chicago NC 79 68 78 59 80 55 85 57 88 58 80 63
Cincinnati OH 79 68 78 59 80 55 85 57 88 58 80 63
Cleveland OH 78 69 78 63 78 57 81 57 85 60 77 65
Colorado Springs CO 57 47 61 39 66 37 68 39 66 37 60 46
Columbus OH 77 67 75 57 79 55 84 56 87 57 80 63
Dallas/Ft. Worth TX 80 60 80 56 87 60 81 49 85 55 81 57
Denver CO 64 49 68 40 71 38 69 34 69 34 68 49
Detroit MI 80 69 79 61 78 53 82 54 87 57 82 65
Edmonton AB, CAN 74 69 79 65 75 41 88 54 87 53 80 67
Ft. Lauderdale FL 84 59 82 56 80 59 85 64 87 66 84 62
Honolulu HI 81 61 73 57 67 53 67 51 68 52 75 58
Houston TX 86 64 87 59 92 60 93 57 93 60 89 60
Indianapolis IN 81 70 80 62 82 56 87 60 90 58 84 67
Jacksonville FL 87 68 86 50 85 50 88 58 92 62 90 56
Kansas City MO 77 64 78 59 83 59 84 58 86 59 79 62
Las Vegas NV 56 31 46 22 32 14 29 15 33 17 46 26
Los Angeles CA 63 50 74 52 81 55 84 53 78 54 61 49
Louisville KY 76 64 76 57 82 55 85 58 88 59 79 61
Memphis TN 79 63 76 56 82 55 84 57 86 56 80 56
Miami FL 84 59 82 56 80 59 84 63 87 66 85 62
Milwaukee WI 76 68 79 65 77 60 82 61 86 63 81 67
Minneapolis MN 74 67 76 61 76 52 81 54 85 59 80 66
Montreal QC, CAN 75 69 75 61 75 52 82 55 87 60 82 70
Nashville TN 80 63 78 53 86 56 89 57 90 58 82 59
New Orleans LA 85 66 85 60 89 60 91 66 89 65 86 61
New York NY 68 60 67 55 71 53 75 55 79 57 73 59
Oakland CA 83 72 80 66 83 66 87 68 83 64 82 69
Orlando FL 88 56 88 50 88 49 90 58 92 60 89 56
Philadelphia PA 73 59 72 52 75 52 79 54 8349 56 78 56
Phoenix AZ 67 33 57 24 35 13 44 20 86 23 57 27
Pittsburg PA 76 65 75 57 76 52 82 54 87 57 79 62
Portland OR 86 75 86 60 85 53 82 45 68 48 88 74
Reno NV 79 51 69 33 66 25 63 18 78 21 75 41
Sacramento CA 90 70 85 54 81 35 77 28 88 31 86 57
St. Louis MO 81 66 81 59 82 55 84 56 61 58 83 63
Salt Lake City UT 79 70 71 47 65 33 52 22 86 29 75 59
San Antonio TX 80 59 79 53 88 59 87 52 80 54 81 55
San Diego CA 71 56 75 60 77 64 82 66 87 65 72 61
San Francisco CA 81 63 81 61 89 68 92 74 79 66 82 63
San Juan PR 82 64 77 60 77 66 79 67 86 67 81 67
Seattle WA 81 74 83 62 83 54 82 49 91 56 84 75
Tampa FL 87 59 87 55 86 52 87 63 89 61 88 57
Toronto ON, CAN 83 76 82 68 76 55 79 54 91 61 86 74
Vancouver BC, CAN 88 81 87 70 84 63 85 62 91 69 88 79
Washington DC 70 55 70 50 74 52 76 53 81 56 75 54
West Palm Beach FL 83 59 81 56 79 59 85 64 87 66 83 61