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Climate & Temperature > South Africa > South Africa
Analysis of South Africa Climate, Average Weather , Temperatures, Precipitation/ Rainfall, Sunshine hours, Daylight hours, Cloudy hours, Relative humidity, Wind speed and Frost Latitude: -33° -59' S Longitude: 18° 36' E Altitude: 42 m (138 ft)
Cape Town, South Africa has a mediterranean climate that is mild with dry, warm summers and moderate seasonality (Csb).
The annual mean temperature in South Africa South Africa is very mild at 16.6 degrees Celsius ( 62 degrees Fahrenheit).
There is a range of mean monthly temperatures of 9 °C ( 16.2 °F) which is a extremely low range. The mean diurnal temperature range/ variation is 10.2 °C (18.3 °F).
The hottest month (January) is warm having an average temperature of 21 degrees celcius (69.8 degrees farenheit).
July is the coolest month (quite mild) with a mean temperature of 12 degrees celcius (53.6 degrees farenheit). The annual mean sea temperature is 16.6 °C (61.9 °F).
South Africa's receives an average of 629 mm ( 24.8 in) of rainfall per year, or 52 mm ( 2.1 in) per month.
On average there are 101 days per year with more than 0.1 mm (0.004 in) of rainfall (precipitation) or 8.4 days with a quantity of rain, sleet, snow etc. per month.
The driest weather is in February when an average of 15 mm ( 0.6 in) of rainfall (precipitation) occurrs during 4 days.
The wettest weather is in June when an average of 108 mm ( 4.3 in) of rainfall (precipitation) occurrs during 13 days.
The average annual relative humidity is 77.7 % and average monthly relative humidity ranges from 71 % in January, December to 83 % in May, June, July.
On average sunlight hours in South Africa range between 05 hours and 42 minutes daily in July and 11 hours and 05 minutes each day in December. The longest day of the year is 14 hours and 15 minutes long on the 21 of December and the shortest day is 09 hours and 44 minutes long on the 22 of June . The longest day is 04 hours and 31 minutes longer than the shortest day.
There are an average of 2993 hours of sunlight per year (of a possible 4383) with an average of 08 hours and 11 minutes of sunlight per day. It is sunny 68 % of daylight hours. The remaining 32 % of daylight hours are likely cloudy or with shade, haze or low sun intensity.
South Africa Climate Graph (Metric | Imperial units)
South Africa Climate in January The mean temperature in South Africa in January is warm at 21 °C ( 69.8 °F). Afternoons can be hot with average high temperatures reaching 26 °C ( 78.8 °F). Overnight temperatures are generally very mild with an average low of 16 °C ( 60.8 °F). The average diurnal temperature variation/ range in January is 10 °C (18 °F).
The average sea tempeature is 19 °C (66.2 °F). There is normally a moderate breeze in January or an average wind speed of 4 beaufort, coming predominantly from a southerly direction. Relative humidity averages 71%. With this level of humidity afternoon temperatures feel very hot, like 29°C (84°F) . Caution is advised as fatigue is possible with prolonged exposure and activity. Continuing activity could result in heat cramps.
In January the blue above South Africa is glorious with on average a hefty 10 hours and 54 minutes of splendid sunlight per day.
The shortest day in January is 13 hours and 40 minutes long and the longest day is 14 hours and 13 minutes long with an average length of 13 hours and 59 minutes . There are approximately 03 hours and 05 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 78 % of daylight hours and 'cloudy' the remaining 22 % of daylight hours.
January is droughty with seldom any rain. A paltry 16mm (0.6in) precipitates across an average of 4 days.
South Africa Climate in February The average temperature in South Africa in February is warm at 21 °C ( 69.8 °F). Afternoons can be hot with average high temperatures reaching 26 °C ( 78.8 °F). Overnight temperatures are generally very mild with an average low of 16 °C ( 60.8 °F). In February the mean daily temperature variation/ range is 10 °C (18 °F).
There is normally a moderate breeze in February or an average wind speed of 4 beaufort, coming predominantly from a southerly direction. Relative humidity averages 73%. With this level of humidity afternoon temperatures feel very hot, like 29°C (85°F) . Caution is advised as fatigue is possible with prolonged exposure and activity. Continuing activity could result in heat cramps.
The blue above South Africa is very sunny in February with an average of an appreciable 10 hours and 24 minutes of brilliant sunlight daily.
The shortest day in February is 12 hours and 47 minutes long and the longest day is 13 hours and 38 minutes long with an average length of 13 hours and 14 minutes . There are approximately 02 hours and 49 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 79 % of daylight hours and 'cloudy' the remaining 21 % of daylight hours.
South Africa Climate in March The average temperature in South Africa in March is somewhat warm at 19.5 °C ( 67.1 °F). Afternoons can be fairly hot with average high temperatures reaching 25 °C ( 77 °F). Overnight temperatures are generally mild with an average low of 14 °C ( 57.2 °F). In March the range/ variation of diurnal average temperatures is 11 °C (19.8 °F).
The average sea tempeature is 17 °C (62.6 °F). There is normally a gentle breeze in March or an average wind speed of 3 beaufort, coming predominantly from a southerly direction. Relative humidity averages 77%. With this level of humidity afternoon temperatures feel fairly hot, like 25°C (77°F) or more if out under direct sunlight.
In March the blue above South Africa is sunny having an average of a sizable 09 hours and 05 minutes of magnificent sunlight daily.
The shortest day in March is 11 hours and 41 minutes long and the longest day is 12 hours and 45 minutes long with an average length of 12 hours and 13 minutes . There are approximately 03 hours and 07 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 74 % of daylight hours and 'cloudy' the remaining 26 % of daylight hours.
South Africa Climate in April The average temperature in South Africa in April is very mild at 17 °C ( 62.6 °F). Afternoons can be really warm with average high temperatures reaching 22 °C ( 71.6 °F). Overnight temperatures are generally quite mild with an average low of 12 °C ( 53.6 °F). In April there is a range/ variation of diurnal average temperatures of 10 °C (18 °F).
There is normally a gentle breeze in April or an average wind speed of 3 beaufort, coming predominantly from a southerly direction. Relative humidity averages 80%. With this level of humidity afternoon temperatures feel really warm, like 22°C (71°F) or more if out under direct sunlight.
In April the blue above South Africa is fine with an average of a measurable 06 hours and 54 minutes of resplendent sunshine daily.
The shortest day in April is 10 hours and 39 minutes long and the longest day is 11 hours and 39 minutes long with an average length of 11 hours and 08 minutes . There are approximately 04 hours and 14 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 62 % of daylight hours and 'cloudy' the remaining 38 % of daylight hours.
South Africa Climate in May The average temperature in South Africa in May is mild at 15 °C ( 59 °F). Afternoons can be warm with average high temperatures reaching 20 °C ( 68 °F). Overnight temperatures are generally quite mild with an average low of 10 °C ( 50 °F). In May there is a range/ variation of mean daily temperatures of 10 °C (18 °F).
The average sea tempeature is 16 °C (60.8 °F). There is normally a gentle breeze in May or an average wind speed of 3 beaufort, coming predominantly from a southerly direction. With a gentle breeze the overnight low temperature feels a little cool like 7.9°C (46.1°F) due to the effect of wind chill. Relative humidity averages 83%.
The blue above South Africa is fair in May having on balance a moderate 05 hours and 54 minutes of dazzling sunlight daily.
The shortest day in May is 09 hours and 54 minutes long and the longest day is 10 hours and 38 minutes long with an average length of 10 hours and 14 minutes . There are approximately 04 hours and 20 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 58 % of daylight hours and 'cloudy' the remaining 42 % of daylight hours.
South Africa Climate in June The average temperature in South Africa in June is mild at 13 °C ( 55.4 °F). Afternoons can be somewhat warm with average high temperatures reaching 18 °C ( 64.4 °F). Overnight temperatures are generally a little cool with an average low of 8 °C ( 46.4 °F). In June the range/ variation of daily average temperatures is 10 °C (18 °F).
The average sea tempeature is 16 °C (60.8 °F). There is normally a gentle breeze in June or an average wind speed of 3 beaufort, coming predominantly from a northerly direction. With a gentle breeze the overnight low temperature feels cool like 5.4°C (41.7°F) due to the effect of wind chill. Relative humidity averages 83%.
The blue above South Africa is reasonably fine in June with on balance a moderate 06 hours and 00 minutes of intense sunlight per day.
The shortest day in June is 09 hours and 44 minutes long and the longest day is 09 hours and 53 minutes long with an average length of 09 hours and 46 minutes . There are approximately 03 hours and 46 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 61 % of daylight hours and 'cloudy' the remaining 39 % of daylight hours.
South Africa Climate in July The mean temperature in South Africa in July is quite mild at 12 °C ( 53.6 °F). Afternoons can be very mild with average high temperatures reaching 17 °C ( 62.6 °F). Overnight temperatures are generally a little cool with an average low of 7 °C ( 44.6 °F). In July the average diurnal temperature range/ variation is 10 °C (18 °F).
The average sea tempeature is 15 °C (59 °F). There is normally a gentle breeze in July or an average wind speed of 3 beaufort, coming predominantly from a northerly direction. With a gentle breeze the overnight low temperature feels cool like 4.1°C (39.5°F) due to the effect of wind chill. Relative humidity averages 83%.
In July the blue above South Africa is fair with an average of an unexceptional 05 hours and 42 minutes of radiant sunshine daily.
The shortest day in July is 09 hours and 46 minutes long and the longest day is 10 hours and 17 minutes long with an average length of 09 hours and 58 minutes . There are approximately 04 hours and 16 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 57 % of daylight hours and 'cloudy' the remaining 43 % of daylight hours.
South Africa Climate in August The mean temperature in South Africa in August is mild at 13 °C ( 55.4 °F). Afternoons can be somewhat warm with average high temperatures reaching 18 °C ( 64.4 °F). Overnight temperatures are generally a little cool with an average low of 8 °C ( 46.4 °F). In August the average diurnal temperature variation/ range is 10 °C (18 °F).
There is normally a gentle breeze in August or an average wind speed of 3 beaufort, coming predominantly from a southerly direction. With a gentle breeze the overnight low temperature feels cool like 5.4°C (41.7°F) due to the effect of wind chill. Relative humidity averages 82%.
In August the blue above South Africa is reasonably fine with an average of a detectable 06 hours and 25 minutes of beaming sunlight per day.
The shortest day in August is 10 hours and 18 minutes long and the longest day is 11 hours and 15 minutes long with an average length of 10 hours and 45 minutes . There are approximately 04 hours and 20 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 60 % of daylight hours and 'cloudy' the remaining 40 % of daylight hours.
South Africa Climate in September The average temperature in South Africa in September is mild at 14 °C ( 57.2 °F). Afternoons can be somewhat warm with average high temperatures reaching 19 °C ( 66.2 °F). Overnight temperatures are generally a little cool with an average low of 9 °C ( 48.2 °F). In September the mean daily temperature variation/ range is 10 °C (18 °F).
The average sea tempeature is 15 °C (59 °F). There is normally a gentle breeze in September or an average wind speed of 3 beaufort, coming predominantly from a southerly direction. With a gentle breeze the overnight low temperature feels a little cool like 6.6°C (43.9°F) due to the effect of wind chill. Relative humidity averages 79%.
In September the blue above South Africa is a little sunny with an average of a measurable 07 hours and 12 minutes of gorgeous solar radiation daily.
The shortest day in September is 11 hours and 17 minutes long and the longest day is 12 hours and 19 minutes long with an average length of 11 hours and 48 minutes . There are approximately 04 hours and 36 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 61 % of daylight hours and 'cloudy' the remaining 39 % of daylight hours.
South Africa Climate in October The mean temperature in South Africa in October is very mild at 16 °C ( 60.8 °F). Afternoons can be warm with average high temperatures reaching 21 °C ( 69.8 °F). Overnight temperatures are generally quite mild with an average low of 11 °C ( 51.8 °F). The variation/ range of diurnal mean temperatures in October is 10 °C (18 °F).
The average sea tempeature is 16 °C (60.8 °F). There is normally a moderate breeze in October or an average wind speed of 4 beaufort, coming predominantly from a southerly direction. Relative humidity averages 76%.
In October the blue above South Africa is quite sunny with an average of a sizable 08 hours and 54 minutes of resplendent sunlight per day.
The shortest day in October is 12 hours and 21 minutes long and the longest day is 13 hours and 22 minutes long with an average length of 12 hours and 53 minutes . There are approximately 03 hours and 58 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 69 % of daylight hours and 'cloudy' the remaining 31 % of daylight hours.
South Africa Climate in November The average temperature in South Africa in November is somewhat warm at 18 °C ( 64.4 °F). Afternoons can be fairly hot with average high temperatures reaching 23 °C ( 73.4 °F). Overnight temperatures are generally mild with an average low of 13 °C ( 55.4 °F). In November the mean daily temperature variation/ range is 10 °C (18 °F).
The average sea tempeature is 17 °C (62.6 °F). There is normally a moderate breeze in November or an average wind speed of 4 beaufort, coming predominantly from a southerly direction. Relative humidity averages 74%. With this level of humidity afternoon temperatures feel fairly hot, like 25°C (77°F) or more if out under direct sunlight.
In November the blue above South Africa is nice and sunny having an average of a substantial, 09 hours and 54 minutes of brilliant solar radiation per day.
The shortest day in November is 13 hours and 24 minutes long and the longest day is 14 hours and 05 minutes long with an average length of 13 hours and 47 minutes . There are approximately 03 hours and 53 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 72 % of daylight hours and 'cloudy' the remaining 28 % of daylight hours.
South Africa Climate in December The average temperature in South Africa in December is somewhat warm at 19.5 °C ( 67.1 °F). Afternoons can be fairly hot with average high temperatures reaching 25 °C ( 77 °F). Overnight temperatures are generally mild with an average low of 14 °C ( 57.2 °F). The average daily temperature variation/ range in December is 11 °C (19.8 °F).
The average sea tempeature is 18 °C (64.4 °F). There is normally a moderate breeze in December or an average wind speed of 4 beaufort, coming predominantly from a southerly direction. Relative humidity averages 71%. With this level of humidity afternoon temperatures feel fairly hot, like 25°C (77°F) or more if out under direct sunlight.
In December the blue above South Africa is beaming having on average a hefty 11 hours and 05 minutes of magnificent sunlight per day.
The shortest day in December is 14 hours and 06 minutes long and the longest day is 14 hours and 15 minutes long with an average length of 14 hours and 13 minutes . There are approximately 03 hours and 07 minutes per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register. It is sunny approximately 78 % of daylight hours and 'cloudy' the remaining 22 % of daylight hours.
Add the South Africa Climate Graph (metric) to your web page!Use our metric climate graph for South Africa on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required): South Africa Weather Averages
South Africa Climograph/ Climate Chart (imperial)
Add the South Africa Climograph/ Climate Chart (imperial) to your web page!Use our imperial climate chart for South Africa on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required): South Africa Temperatures in Farenheit
Figures for Cape Town, South Africa. See also:
Climate & Temperature > South Africa > South Africa
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