December
Weather in December
Temperature
The advent of December observes an average high-temperature of a still chilly 9.8°C (49.6°F), nearly identical to November's 8.8°C (47.8°F). Throughout December, the temperature in Marion Island tends to fall to a consistent average low of 3.8°C (38.8°F).Humidity
The average relative humidity in December is 83%.Rainfall
In Marion Island, during December, the rain falls for 20 days and regularly aggregates up to 203mm (7.99") of precipitation. In Marion Island, during the entire year, the rain falls for 247 days and collects up to 2392mm (94.17") of precipitation.Daylight
The month with the longest days in Marion Island is December, with an average of 15h and 48min of daylight.On the first day of the month, sunrise is at 03:30 and sunset at 19:05. On the last day of December, sunrise is at 03:37 and sunset at 19:26 SAST.
Sunshine
In December, the average sunshine in Marion Island is 5.2h.Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Marion Island in December?
What is the average humidity in December in Marion Island?
How many days does it rain in December in Marion Island?
When are the longest days in Marion Island?
What is the average length of the day in December in Marion Island?
What time are sunrise and sunset in December in Marion Island?
How long on average sun shines in December in Marion Island?
Average temperature in December
Marion Island, South Africa
- Average high temperature in December: 9.8°C
The warmest month (with the highest average high temperature) is February (10.9°C).
The month with the lowest average high temperature is August (6.3°C).
- Average low temperature in December: 3.8°C
The month with the highest average low temperature is February (5.3°C).
The coldest month (with the lowest average low temperature) is August (1.2°C).
Average humidity in December
Marion Island, South Africa
- Average humidity in December: 83%
The month with the highest relative humidity is June (86%).
The months with the lowest relative humidity are October and November (82%).
Average rainfall in December
Marion Island, South Africa
- Average rainfall in December: 203mm
The wettest month (with the highest rainfall) is May (232mm).
The driest months (with the least rainfall) are October and November (170mm).
Average rainfall days in December
Marion Island, South Africa
- Average rainfall days in December: 20 days
The months with the highest number of rainy days are June and July (23 days).
The month with the least rainy days is February (18 days).
Average daylight in December /
Average sunshine in December
Marion Island, South Africa
- Average daylight in December: 15h and 5min
The month with the longest days is December (Average daylight: 15h and 48min).
The month with the shortest days is June (Average daylight: 8h and 36min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is November (Average sunshine: 5h and 18min).
The month with the least sunshine is June (Average sunshine: 1h and 54min).
