Relative Humidity (%) for Selected Cities in the Southeast

The relative humidity is expressed as a percentage measure of the amount of moisture in 

the air compared to the maximum amount of moisture the air can hold at the same 

temperature and pressure. Average humidity values are given for selected morning and 

afternoon observations. Maximum relative humidity values usually occur during morning 

hours. Here, the Local Standard Time (LST) of morning(M morning 7 A.M.) and afternoon(A 

afternoon 1 P.M.) humidity values are shown below: Data Through 2012.

Alabama | Florida | Georgia | North Carolina

South Carolina | Virginia | Puerto Rico

Alabama Years JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Annual

 M A M A M A M A M A M A M A M A M A M A M A M A M A M A

BIRMINGHAM 

AP, AL 49 49 78 66 77 63 77 61 81 61 84 64 83 63 85 66 85 65 85 66 85 63 81 64 79 66 82 65

HUNTSVILLE, AL 45 45 80 70 79 67 78 64 80 62 85 65 86 66 89 69 89 68 88 68 86 65 82 67 81 69 84 67

MOBILE, AL 50 50 81 68 82 65 84 64 86 63 87 65 87 66 89 69 90 70 88 69 85 64 85 66 83 68 86 67

MONTGOMERY, 

AL 49 49 80 67 79 64 80 62 64 63 68 65 87 65 89 69 90 69 88 67 87 64 85 65 82 67 85 66

Florida Years JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Annual

 M A M A M A M A M A M A M A M A M A M A M A M A M A M A

APALACHICOLA, 

FL 42 42 85 66 86 65 86 65 86 64 85 65 85 67 86 71 88 75 88 69 86 62 85 63 86 67 67 66

DAYTONA 

BEACH, FL 68 68 87 58 86 56 86 54 84 52 84 56 86 62 88 64 90 66 89 66 86 62 87 59 87 60 87 60

FORT MYERS, 

FL 68 68 88 56 87 53 87 51 86 47 86 49 87 57 88 59 89 60 90 60 88 56 89 55 88 56 88 55

GAINESVILLE, 

FL 29 29 88 56 88 53 89 50 87 47 87 48 86 56 87 59 89 60 92 61 90 58 91 56 89 58 89 56

JACKSONVILLE, 

FL 76 76 87 56 86 53 86 50 86 48 85 50 87 57 88 58 91 60 91 62 90 58 89 56 88 58 88 56

KEY WEST, FL 64 64 82 69 81 67 79 65 76 63 76 65 77 68 76 66 77 67 80 69 91 69 91 68 82 69 79 68

MIAMI, FL 48 48 83 58 82 57 80 55 77 53 78 58 82 65 81 63 83 64 85 66 83 62 83 60 82 59 82 61

ORLANDO, FL 49 49 87 55 87 52 87 49 85 46 86 48 88 57 89 58 91 60 91 60 88 56 89 55 88 57 89 55 

PENSACOLA, FL 49 49 81 68 81 65 83 66 85 65 85 66 84 66 85 69 87 70 64 67 81 62 81 65 81 68 84 67

TALLAHASSEE, 

FL 51 51 86 56 86 52 88 49 88 46 88 48 89 54 91 59 93 60 91 57 89 51 89 53 87 56 89 54

TAMPA, FL 49 49 85 58 85 56 85 54 83 51 82 52 84 60 85 63 88 64 88 61 87 57 86 56 86 59 86 58

VERO BEACH, 

FL 49 49 87 58 87 56 85 55 82 54 82 58 80 60 82 60 84 61 82 60 80 58 79 56 82 56 83 58

WEST PALM 

BEACH, FL 48 48 83 58 83 56 80 55 77 54 78 59 82 65 83 64 84 64 85 66 82 62 82 60 82 60 82 61

Georgia Years JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Annual

 M A M A M A M A M A M A M A M A M A M A M A M A M A M A

ATHENS, GA 57 57 80 56 79 53 80 51 81 48 85 53 85 54 88 57 90 57 90 57 88 53 84 53 81 56 85 55

ATLANTA, GA 52 52 78 58 76 54 77 51 77 49 81 53 82 55 86 58 87 58 86 58 83 53 81 54 79 58 81 55

AUGUSTA,GA 48 48 83 52 82 48 84 47 85 44 85 48 85 51 87 53 90 56 90 53 90 49 88 49 85 51 87 51

COLUMBUS, GA 67 67 82 57 81 53 83 50 84 47 83 49 84 52 87 56 88 55 87 55 87 51 56 52 83 56 85 53

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The partners include: National Climatic Data Center, Regional Climate 

Centers, and State Climate Offices. 

Email 

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University of North Carolina at Chapel Hill 

Saunders Hall, Campus Box 3220, Chapel Hill, NC 27599-3220 

Tel: 919-843-9721 

Fax: 919-962-1537 

MACON, GA 48 48 83 55 83 52 85 50 86 47 85 49 86 52 88 55 91 56 91 56 89 51 87 51 84 55 87 53

SAVANNAH, GA 48 48 82 53 82 50 83 48 83 45 84 50 86 55 88 57 90 60 90 59 88 54 86 52 84 54 86 54

North Carolina Years JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Annual

 M A M A M A M A M A M A M A M A M A M A M A M A M A M A

ASHEVILLE, NC 48 48 83 57 82 54 83 51 83 48 89 55 91 58 93 61 95 61 95 60 92 54 86 54 84 57 88 56

CAPE 

HATTERAS, NC 55 55 79 67 79 65 76 63 77 61 80 65 81 68 84 70 84 69 82 67 80 64 80 64 79 66 81 66

CHARLOTTE, 

NC 52 52 77 54 75 50 76 48 76 46 81 52 82 54 84 55 87 56 87 56 85 52 82 51 78 54 81 53

GREENSBOROWNSTN-SALMHGHPT, NC

49 49 77 54 75 50 75 49 75 47 81 53 82 54 85 57 87 58 88 58 86 53 81 51 78 54 81 54

RALEIGH, NC 48 48 78 53 76 50 79 48 79 45 83 53 84 54 86 56 89 57 89 57 89 53 84 50 80 53 83 53

WILMINGTON, 

NC 49 49 80 55 79 51 81 51 79 47 82 55 83 59 85 61 88 63 88 61 87 55 84 53 82 55 84 56

South Carolina Years JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Annual

 M A M A M A M A M A M A M A M A M A M A M A M A M A M A

CHARLESTON 

AP,SC 70 70 82 54 81 51 82 49 82 48 84 53 85 58 86 61 89 62 89 61 88 55 86 51 83 54 85 55

COLUMBIA, SC 46 46 81 52 80 48 82 46 81 42 83 47 84 50 86 52 89 55 89 54 88 50 87 49 83 51 85 50

GREENVILLESPARTANBURG 

AP, SC

50 50 76 53 75 50 75 49 76 47 81 52 82 53 85 55 87 57 87 57 84 52 81 51 78 54 81 53

Virginia Years JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Annual

 M A M A M A M A M A M A M A M A M A M A M A M A M A M A

LYNCHBURG, 

VA 49 49 73 52 72 49 72 47 72 45 80 52 81 54 84 56 85 55 87 56 85 52 79 50 75 53 79 52

NORFOLK, VA 64 64 74 58 74 56 74 54 73 51 76 56 78 57 80 58 83 61 82 61 81 58 78 56 75 58 78 57

RICHMOND, VA 78 78 79 56 78 51 77 48 75 45 79 51 80 52 83 55 87 56 88 55 88 52 83 50 80 54 82 53

ROANOKE, VA 48 48 69 52 68 49 69 47 70 46 78 52 79 53 81 54 85 54 86 55 81 51 75 50 71 53 76 52

WALLOPS 

ISLAND, VA 31 31 76 61 75 59 75 59 74 57 77 62 78 62 81 63 83 64 83 63 82 59 80 60 77 61 79 61

WASHINGTON 

DULLES AP, 

D.C.

43 43 75 56 76 52 75 50 74 48 80 54 81 54 82 53 85 54 87 55 86 53 81 53 78 56 81 54

WASHINGTON 

NAT'L AP, D.C. 52 52 70 55 69 51 69 49 69 48 73 52 74 52 75 52 78 54 80 55 79 53 75 53 71 56 74 53

Puerto Rico Years JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Annual

 M A M A M A M A M A M A M A M A M A M A M A M A M A M A

SAN JUAN, PR 57 57 81 65 79 62 76 60 74 62 77 66 76 65 78 67 78 67 78 67 79 67 80 67 81 66 79 66

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