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South Africa

GRAHAMSTOWN, SOUTH AFRICA


Home > Africa > South Africa
Elevation: 1811 feet     Latitude: 33 18S     Longitude: 026 32E

WEATHER
 
CURRENT CONDITIONS

Sunrise/Set
12:42 am
11:42 am
Local Time
9:37 am EDT
23 April, 2024
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °C ]   °F
TEMPERATURE 
Average Temperature
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F63.770.971.169.164.960.856.856.357.960.362.265.168.5



PRECIPITATION 
Average Precipitation
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in27.22.12.93.321.61.41.52.22.132.82.3

Average Number of Days With Precipitation
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days95.29.89.410.27.865.34.56.17.4109.98.8



PRECIPITATION - SNOW 
Average Number of Days With Frost
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days140.10.10.10.31.43.342.81.20.50.10.1



HUMIDITY 
Average Relative Humidity
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%6770.572.173.470.463.760.457.759.965.869.671.369.7

Average Dew Point
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F52.560.861.660.255.148.443.341.644.148.852.255.658.2



DEGREE DAYS 
Heating Degree Days
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days1096.8---------3130.2246269.7220.114186.8------

Cooling Degree Days
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days593.8182.9172.3127.1---------------------3108.5

Growing Degree Days
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days4975.8647.9596.1592.1447334.8204195.3244.9309378.2453573.5



SKY CONDITIONS 
Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Hours12.514.513.712.712.710.810.410.611.412.313.414.314.8

Average Possibility of Sunshine
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%60.558.157.556.459.96264.16865.559.857.157.360.5



WIND 
Average Wind Speed
Years on Record: 112  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
mph9.410.59.88.57.87.88.18.79.49.810.910.710.5



SOLAR RADIATION 
Average Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.96.55.854.13.533.24.14.95.46.16.7

Average Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.62.52.21.71.20.80.70.711.422.42.5

Average Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m25.45.85.65.35.254.855.35.65.45.65.9

Average Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m25.85.95.65.35.55.95.75.96.365.35.66.1

Maximum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.96.55.854.13.533.24.14.95.46.16.7

Maximum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.82.62.31.91.40.90.80.91.21.72.22.52.7

Maximum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m26.16.66.365.85.45.35.666.36.36.46.6

Maximum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m27.17.876.66.46.66.677.37.17.27.37.9

Minimum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.25.84.84.33.53.32.72.93.43.94.65.35.7

Minimum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.42.221.61.10.70.60.60.81.31.72.22.3

Minimum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.55.24.64.64.34.64.14.24.24.44.54.95.1

Minimum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.34.73.74.14.15.34.64.74.43.93.84.14.4




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