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Weather in December in Cape Town

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< December >
 
Normal Max/ High Temperature 25°C (77°F)
 
Average Temperature 20°C (67°F)
 
Min/ Low Temperature 14°C (57°F)
Average Sea or Water Temp 18°C(64°F)
 
Normal Precipitation 17mm (0.7in)
Number of Wet Days (probability of rain on a day) 5 (16%)
Average Sunlight per day 11:05
Average Daylight per day 14:21
Sunny (Cloudy) Daylight Hours 78% (22%)
Sun altitude at solar noon on the 21st day.
79.5°


  • The average sea tempeature is 18 °C (64.4 °F).
  • The average temperature in Cape Town 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).
  • In December the mean daily temperature range/ variation is 11 °C (19.8 °F).
  • The weather in December is droughty with occasional rain. A paltry 17mm (0.7in) of liquid descends during an average of 5 days.
  • In December the heavens above Cape Town are beaming having an average of a hefty 11:05 of glaring solar radiation daily.
  • The shortest day is 14:15 long and the longest day is 14:24 long with an average length of 14:21.
  • There are approximately 3:07 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 22% of daylight hours.

Check the distance to and compare the Cape Town December averages with somewhere beginning with:

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Weather Trend Graph for December in Cape Town, South Africa

Graph of weather in Cape Town in December

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