Weather in December
Sea temperature
In December, the average sea temperature in Jeffreys Bay, South Africa, is 20.2°C (68.4°F).Note: In water with a temperature of 20.2°C (68.4°F), most people do not enjoy swimming. As the temperature descends from 21°C (69.8°F) to 15°C (59°F), breathing becomes increasingly difficult to control.
Daylight
The month with the longest days is December, with an average of 14h and 24min of daylight.On the first day of the month, sunrise is at 05:01 and sunset at 19:17. On the last day of December, in Jeffreys Bay, sunrise is at 05:12 and sunset at 19:35 SAST.
Frequently asked questions
How cold is the water in December in Jeffreys Bay?
In Jeffreys Bay, South Africa, in December, the average water temperature is 20.2°C (68.4°F). For swimming, a surface water temperature of 20.2°C (68.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
When are the longest days in Jeffreys Bay?
December has the longest days of the year in Jeffreys Bay, South Africa, with an average of 14h and 24min of daylight.
What is the average length of the day in December in Jeffreys Bay?
The average day length in December in Jeffreys Bay, South Africa, is 14h and 23min.
When are sunrise and sunset in December in Jeffreys Bay?
On the first day of December in Jeffreys Bay, South Africa, sunrise is at 05:01 and sunset at 19:17. On the last day of the month, sunrise is at 05:12 and sunset at 19:35 SAST.
Average sea temperature in December
Jeffreys Bay, South Africa
- Average sea temperature in December: 20.2°C
The best month for swimming (with the highest average sea temperature) is January (20.8°C).
The coldest month (with the lowest average sea temperature) is August (17.4°C).
Average daylight in December
Jeffreys Bay, South Africa
- Average daylight in December: 14h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
Jeffreys Bay, South Africa
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