Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The weather during December records an average high-temperature of a still warm 25.3°C (77.5°F), closely mirroring the preceding month. During December, the nighttime temperature averages to a moderate 14.6°C (58.3°F).Humidity
In Northdale, the average relative humidity in December is 83%.Rainfall
In Northdale, South Africa, in December, it is raining for 25.6 days, with typically 99mm (3.9") of accumulated precipitation. In Northdale, South Africa, during the entire year, the rain falls for 188.3 days and collects up to 624mm (24.57") of precipitation.Daylight
The month with the longest days in Northdale is December, with an average of 14h and 0min of daylight.On the first day of the month, sunrise is at 04:50 and sunset at 18:44. On the last day of December, sunrise is at 05:01 and sunset at 19:01 SAST.
Sunshine
In Northdale, the average sunshine in December is 7.3h.UV index
In December, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 5 translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the average December temperature in Northdale?
What is the average humidity in December in Northdale?
How much does it rain in Northdale in December?
When are the longest days in Northdale?
What is the average length of the day in December in Northdale?
When is the sunrise / sunset in December in Northdale?
How long on average sun shines in December in Northdale?
What is the UV index reading in December in Northdale?
Average temperature in December
Northdale, South Africa
- Average high temperature in December: 25.3°C
The warmest month (with the highest average high temperature) is February (25.9°C).
The month with the lowest average high temperature is July (19.6°C).
- Average low temperature in December: 14.6°C
The month with the highest average low temperature is January (15.4°C).
The coldest months (with the lowest average low temperature) are June and July (7.2°C).
Average pressure in December
Northdale, South Africa
- Average pressure in December: 1014.6mbar
The month with the highest atmospheric pressure is July (1023.7mbar).
The months with the lowest atmospheric pressure are January and December (1014.6mbar).
Average wind speed in December
Northdale, South Africa
- Average wind speed in December: 7.2km/h
The windiest month (with the highest average wind speed) is October (8.1km/h).
The calmest month (with the lowest average wind speed) is April (6.4km/h).
Average humidity in December
Northdale, South Africa
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (61%).
Average rainfall in December
Northdale, South Africa
- Average rainfall in December: 99mm
The wettest month (with the highest rainfall) is January (107mm).
The driest month (with the least rainfall) is June (8mm).
Average rainfall days in December
Northdale, South Africa
- Average rainfall days in December: 25.6 days
The month with the highest number of rainy days is December (25.6 days).
The month with the least rainy days is June (5.2 days).
Average daylight in December /
Average sunshine in December
Northdale, South Africa
- Average daylight in December: 14h and 0min
The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is October (Average sunshine: 8h and 36min).
The month with the least sunshine is April (Average sunshine: 6h and 6min).
Average sunshine days in December
Northdale, South Africa
- Average sunshine days in December: 2.6 days
The month with the most sunshine days is June (23 days).
The month with the least sunshine days is December (2.6 days).
Average UV index in December
Northdale, South Africa
- Average UV index in December: 5
The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are April, May, June, July, September and October (UV index 4).
Average cloud cover in December
Northdale, South Africa
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in December
Northdale, South Africa
- Average visibility in December: 7km
The months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (6km).
Northdale, South Africa
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