December weather forecast
De Rust, South Africa

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Weather in December

The first month of the summer, December, is still a warm month in De Rust, South Africa, with an average temperature fluctuating between 14.7°C (58.5°F) and 26.2°C (79.2°F).

Temperature

The shift into December finds De Rust at an average high-temperature of a still moderately hot 26.2°C (79.2°F), closely comparable to November's conditions. Throughout December nights, De Rust experiences a consistent temperature average of 14.7°C (58.5°F).

Humidity

In De Rust, South Africa, the average relative humidity in December is 63%.

Rainfall

The months with the least rainfall in De Rust are March, May and December Rain falls for 9.4 days and accumulates 11mm (0.43") of rain.

Daylight

December has the longest days of the year in De Rust, with an average of 14h and 18min of daylight.
On the first day of the month, sunrise is at 05:12 and sunset at 19:25. On the last day of December, in De Rust, sunrise is at 05:23 and sunset at 19:43 SAST.

Sunshine

The months with the most sunshine are January and December, with an average of 10.9h of sunshine.

UV index

The months with the highest UV index in De Rust are January, February and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in December transforms into the following instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What is the usual temperature for De Rust in December?

In De Rust, 26.2°C (79.2°F) is the average high-temperature and 14.7°C (58.5°F) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in February is evaluated at 30°C (86°F).

What is the average humidity in December in De Rust?

In De Rust, the average relative humidity in December is 63%.

What is the driest month in De Rust?

March, May and December are months with the least rain in De Rust when the rain falls for 9.4 days and typically aggregates up to 11mm (0.43") of rain.

How many days does it rain in December in De Rust?

In De Rust, South Africa, in December, during 9.4 rainfall days, 11mm (0.43") of precipitation is typically accumulated.

When are the longest days in De Rust?

The month with the longest days is December, with an average of 14h and 18min of daylight.

How many hours of daylight does De Rust have in December?

The average day length in December in De Rust, South Africa, is 14h and 20min.

When are sunrise and sunset in December in De Rust?

In December, on the first day of the month, sunrise is at 05:12 and sunset at 19:25. On the last day of the month, sunrise is at 05:23 and sunset at 19:43 SAST.

What are the months with the most sunshine in De Rust?

The months with the most sunshine in De Rust, South Africa, are January and December, with an average of 10.9h of sunshine.

How many hours of sunshine does De Rust have in December?

In December, the average sunshine duration in De Rust, South Africa, is 10.9h.

What is the month with the highest UV index in De Rust?

The months with the highest UV index in De Rust are January, February and December, with an average maximum UV index of 6.

How high is the UV index in December in De Rust?

In De Rust, the average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.

Average temperature in December
De Rust, South Africa

Average temperature in December - De Rust, South Africa
  • Average high temperature in December: 26.2°C

The warmest month (with the highest average high temperature) is February (28°C).
The month with the lowest average high temperature is June (16.8°C).

  • Average low temperature in December: 14.7°C

The month with the highest average low temperature is February (16.3°C).
The coldest month (with the lowest average low temperature) is July (6.8°C).

Average pressure in December
De Rust, South Africa

Average pressure in December - De Rust, South Africa
  • Average pressure in December: 1013.9mbar

The month with the highest atmospheric pressure is July (1022.3mbar).
The month with the lowest atmospheric pressure is January (1013.3mbar).

Average wind speed in December
De Rust, South Africa

Average wind speed in December - De Rust, South Africa
  • Average wind speed in December: 10.9km/h

The windiest month (with the highest average wind speed) is June (11.5km/h).
The calmest month (with the lowest average wind speed) is April (9km/h).

Average humidity in December
De Rust, South Africa

Average humidity in December - De Rust, South Africa
  • Average humidity in December: 63%

The months with the highest relative humidity are January and March (64%).
The months with the lowest relative humidity are June and August (60%).

Average rainfall in December
De Rust, South Africa

Average rainfall in December - De Rust, South Africa
  • Average rainfall in December: 11mm

The wettest month (with the highest rainfall) is October (18mm).
The driest months (with the least rainfall) are March, May and December (11mm).

Average rainfall days in December
De Rust, South Africa

Average rainfall days in December - De Rust, South Africa
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is October (9.5 days).
The month with the least rainy days is July (6 days).

Average daylight in December /
Average sunshine in December
De Rust, South Africa

Average daylight in December / Average sunshine in December - De Rust, South Africa
  • Average daylight in December: 14h and 2min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in December: 10h and 5min

The months with the most sunshine are January and December (Average sunshine: 10h and 54min).
The months with the least sunshine are June and July (Average sunshine: 6h and 48min).

Average sunshine days in December
De Rust, South Africa

Average sunshine days in December - De Rust, South Africa
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is July (23.9 days).
The month with the least sunshine days is February (17.8 days).

Average UV index in December
De Rust, South Africa

Average UV index in December - De Rust, South Africa
  • Average UV index in December: 6

The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).

Average cloud cover in December
De Rust, South Africa

Average cloud cover in December - De Rust, South Africa
  • Average cloud cover in December: 27

The month with the most cloud cover is October (Cloud cover 30).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in December
De Rust, South Africa

Average visibility in December - De Rust, South Africa
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (10km).
The months with the lowest visibility are May and July (9km).

De Rust, South Africa

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